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Silver(I) complexes with voriconazole as promising anti-Candida agents

Stanković, Mia; Škaro Bogojević, Sanja; Kljun, Jakob; Milanović, Žiko; Stevanović, Nevena; Lazić, Jelena; Vojnović, Sandra; Turel, Iztok; Đuran, Miloš; Glišić, Biljana

(Elsevier, 2024)

TY  - JOUR
AU  - Stanković, Mia
AU  - Škaro Bogojević, Sanja
AU  - Kljun, Jakob
AU  - Milanović, Žiko
AU  - Stevanović, Nevena
AU  - Lazić, Jelena
AU  - Vojnović, Sandra
AU  - Turel, Iztok
AU  - Đuran, Miloš
AU  - Glišić, Biljana
PY  - 2024
UR  - https://www.sciencedirect.com/science/article/pii/S0162013424000953
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/2368
AB  - Recognizing that metal ions play an important role in modifying the pharmacological properties of known organic-based drugs, the present manuscript addresses the complexation of the antifungal agent voriconazole (vcz) with the biologically relevant silver(I) ion as a strategy for the development of new antimycotics. The synthesized silver(I) complexes with vcz were characterized by mass spectrometry, IR, UV–Vis and NMR spectroscopy and single-crystal X-ray diffraction analysis. The crystallographic results showed that complexes {[Ag(vcz)(H2O)]CH3SO3}n (1), {[Ag(vcz)2]BF4}n (2) and {[Ag(vcz)2]PF6}n (3) have polymeric structures in the solid state, in which silver(I) ions have a distorted tetrahedral geometry. On the other hand, DFT calculations revealed that the investigated silver(I) complexes 1–3 in DMSO exist as linear [Ag(vcz-N2)(vcz-N19)]+ (1a), [Ag(vcz-N2)(vcz-N4)]+ (2a) and [Ag(vcz-N4)2]+ (3a) species, respectively. The evaluated complexes showed an enhanced anti-Candida activity compared to the parent drug with minimal inhibitory concentration (MIC) values in the range of 0.02–1.05 μM. In comparison with vcz, the corresponding silver(I) complexes showed better activity in prevention hyphae and biofilm formation of C. albicans, indicating that they could be considered as promising agents against Candida that significantly inhibit its virulence. Also, these complexes are much better inhibitors of ergosterol synthesis in the cell membrane of C. albicans at the concentration of 0.5 × MIC. This is also confirmed by a molecular docking, which revealed that complexes 1a – 3a showed better inhibitory activity than vcz against the sterol 14α-demethylase enzyme cytochrome P450 (CYP51B), which plays a crucial role in the formation of ergosterol.
PB  - Elsevier
T2  - Journal of Inorganic Biochemistry
T1  - Silver(I) complexes with voriconazole as promising anti-Candida agents
SP  - 112572
VL  - 256
DO  - 10.1016/j.jinorgbio.2024.112572
ER  - 
@article{
author = "Stanković, Mia and Škaro Bogojević, Sanja and Kljun, Jakob and Milanović, Žiko and Stevanović, Nevena and Lazić, Jelena and Vojnović, Sandra and Turel, Iztok and Đuran, Miloš and Glišić, Biljana",
year = "2024",
abstract = "Recognizing that metal ions play an important role in modifying the pharmacological properties of known organic-based drugs, the present manuscript addresses the complexation of the antifungal agent voriconazole (vcz) with the biologically relevant silver(I) ion as a strategy for the development of new antimycotics. The synthesized silver(I) complexes with vcz were characterized by mass spectrometry, IR, UV–Vis and NMR spectroscopy and single-crystal X-ray diffraction analysis. The crystallographic results showed that complexes {[Ag(vcz)(H2O)]CH3SO3}n (1), {[Ag(vcz)2]BF4}n (2) and {[Ag(vcz)2]PF6}n (3) have polymeric structures in the solid state, in which silver(I) ions have a distorted tetrahedral geometry. On the other hand, DFT calculations revealed that the investigated silver(I) complexes 1–3 in DMSO exist as linear [Ag(vcz-N2)(vcz-N19)]+ (1a), [Ag(vcz-N2)(vcz-N4)]+ (2a) and [Ag(vcz-N4)2]+ (3a) species, respectively. The evaluated complexes showed an enhanced anti-Candida activity compared to the parent drug with minimal inhibitory concentration (MIC) values in the range of 0.02–1.05 μM. In comparison with vcz, the corresponding silver(I) complexes showed better activity in prevention hyphae and biofilm formation of C. albicans, indicating that they could be considered as promising agents against Candida that significantly inhibit its virulence. Also, these complexes are much better inhibitors of ergosterol synthesis in the cell membrane of C. albicans at the concentration of 0.5 × MIC. This is also confirmed by a molecular docking, which revealed that complexes 1a – 3a showed better inhibitory activity than vcz against the sterol 14α-demethylase enzyme cytochrome P450 (CYP51B), which plays a crucial role in the formation of ergosterol.",
publisher = "Elsevier",
journal = "Journal of Inorganic Biochemistry",
title = "Silver(I) complexes with voriconazole as promising anti-Candida agents",
pages = "112572",
volume = "256",
doi = "10.1016/j.jinorgbio.2024.112572"
}
Stanković, M., Škaro Bogojević, S., Kljun, J., Milanović, Ž., Stevanović, N., Lazić, J., Vojnović, S., Turel, I., Đuran, M.,& Glišić, B.. (2024). Silver(I) complexes with voriconazole as promising anti-Candida agents. in Journal of Inorganic Biochemistry
Elsevier., 256, 112572.
https://doi.org/10.1016/j.jinorgbio.2024.112572
Stanković M, Škaro Bogojević S, Kljun J, Milanović Ž, Stevanović N, Lazić J, Vojnović S, Turel I, Đuran M, Glišić B. Silver(I) complexes with voriconazole as promising anti-Candida agents. in Journal of Inorganic Biochemistry. 2024;256:112572.
doi:10.1016/j.jinorgbio.2024.112572 .
Stanković, Mia, Škaro Bogojević, Sanja, Kljun, Jakob, Milanović, Žiko, Stevanović, Nevena, Lazić, Jelena, Vojnović, Sandra, Turel, Iztok, Đuran, Miloš, Glišić, Biljana, "Silver(I) complexes with voriconazole as promising anti-Candida agents" in Journal of Inorganic Biochemistry, 256 (2024):112572,
https://doi.org/10.1016/j.jinorgbio.2024.112572 . .
3

Dynamic and Assembly Characteristics of Deep-Cavity Basket Acting as a Host for Inclusion Complexation of Mitoxantrone in Biotic and Abiotic Systems

Pavlović, Radoslav Z.; Finnegan, Tyler J.; Metlushko, Anna; Hansen, Alexandar L.; Waudby, Christopher A.; Wang, Xiuze; Hoefer, Nicole; McComb, David W.; Pavić, Aleksandar; Plackić, Nikola; Novaković, Jovana; Bradić, Jovana; Jeremić, Nevena; Jakovljević, Vladimir; Šmit, Biljana; Matić, Sanja; Alvarez-Saavedra, Matias A.; Čapo, Ivan; Moore, Curtis E.; Stupp, Samuel I.; Badjić, Jovica D.

(2023)

TY  - JOUR
AU  - Pavlović, Radoslav Z.
AU  - Finnegan, Tyler J.
AU  - Metlushko, Anna
AU  - Hansen, Alexandar L.
AU  - Waudby, Christopher A.
AU  - Wang, Xiuze
AU  - Hoefer, Nicole
AU  - McComb, David W.
AU  - Pavić, Aleksandar
AU  - Plackić, Nikola
AU  - Novaković, Jovana
AU  - Bradić, Jovana
AU  - Jeremić, Nevena
AU  - Jakovljević, Vladimir
AU  - Šmit, Biljana
AU  - Matić, Sanja
AU  - Alvarez-Saavedra, Matias A.
AU  - Čapo, Ivan
AU  - Moore, Curtis E.
AU  - Stupp, Samuel I.
AU  - Badjić, Jovica D.
PY  - 2023
UR  - https://onlinelibrary.wiley.com/doi/abs/10.1002/chem.202303374
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/2280
AB  - We describe the preparation, dynamic, assembly characteristics of vase-shaped basket 13− along with its ability to form an inclusion complex with anticancer drug mitoxantrone in abiotic and biotic systems. This novel cavitand has a deep nonpolar pocket consisting of three naphthalimide sides fused to a bicyclic platform at the bottom while carrying polar glycines at the top. The results of 1H Nuclear Magnetic Resonance (NMR), 1H NMR Chemical Exchange Saturation Transfer (CEST), Calorimetry, Hybrid Replica Exchange Molecular Dynamics (REMD), and Microcrystal Electron Diffraction (MicroED) measurements are in line with 1 forming dimer [12]6−, to be in equilibrium with monomers 1(R)3− (relaxed) and 1(S)3− (squeezed). Through simultaneous line-shape analysis of 1H NMR data, kinetic and thermodynamic parameters characterizing these equilibria were quantified. Basket 1(R)3− includes anticancer drug mitoxantrone (MTO2+) in its pocket to give stable binary complex [MTO⊂1]− (Kd=2.1 μM) that can be precipitated in vitro with UV light or pH as stimuli. Both in vitro and in vivo studies showed that the basket is nontoxic, while at a higher proportion with respect to MTO it reduced its cytotoxicity in vitro. With well-characterized internal dynamics and dimerization, the ability to include mitoxantrone, and biocompatibility, the stage is set to develop sequestering agents from deep-cavity baskets.
T2  - Chemistry – A European Journal
T1  - Dynamic and Assembly Characteristics of Deep-Cavity Basket Acting as a Host for Inclusion Complexation of Mitoxantrone in Biotic and Abiotic Systems
IS  - 68
SP  - e202303374
VL  - 29
DO  - 10.1002/chem.202303374
ER  - 
@article{
author = "Pavlović, Radoslav Z. and Finnegan, Tyler J. and Metlushko, Anna and Hansen, Alexandar L. and Waudby, Christopher A. and Wang, Xiuze and Hoefer, Nicole and McComb, David W. and Pavić, Aleksandar and Plackić, Nikola and Novaković, Jovana and Bradić, Jovana and Jeremić, Nevena and Jakovljević, Vladimir and Šmit, Biljana and Matić, Sanja and Alvarez-Saavedra, Matias A. and Čapo, Ivan and Moore, Curtis E. and Stupp, Samuel I. and Badjić, Jovica D.",
year = "2023",
abstract = "We describe the preparation, dynamic, assembly characteristics of vase-shaped basket 13− along with its ability to form an inclusion complex with anticancer drug mitoxantrone in abiotic and biotic systems. This novel cavitand has a deep nonpolar pocket consisting of three naphthalimide sides fused to a bicyclic platform at the bottom while carrying polar glycines at the top. The results of 1H Nuclear Magnetic Resonance (NMR), 1H NMR Chemical Exchange Saturation Transfer (CEST), Calorimetry, Hybrid Replica Exchange Molecular Dynamics (REMD), and Microcrystal Electron Diffraction (MicroED) measurements are in line with 1 forming dimer [12]6−, to be in equilibrium with monomers 1(R)3− (relaxed) and 1(S)3− (squeezed). Through simultaneous line-shape analysis of 1H NMR data, kinetic and thermodynamic parameters characterizing these equilibria were quantified. Basket 1(R)3− includes anticancer drug mitoxantrone (MTO2+) in its pocket to give stable binary complex [MTO⊂1]− (Kd=2.1 μM) that can be precipitated in vitro with UV light or pH as stimuli. Both in vitro and in vivo studies showed that the basket is nontoxic, while at a higher proportion with respect to MTO it reduced its cytotoxicity in vitro. With well-characterized internal dynamics and dimerization, the ability to include mitoxantrone, and biocompatibility, the stage is set to develop sequestering agents from deep-cavity baskets.",
journal = "Chemistry – A European Journal",
title = "Dynamic and Assembly Characteristics of Deep-Cavity Basket Acting as a Host for Inclusion Complexation of Mitoxantrone in Biotic and Abiotic Systems",
number = "68",
pages = "e202303374",
volume = "29",
doi = "10.1002/chem.202303374"
}
Pavlović, R. Z., Finnegan, T. J., Metlushko, A., Hansen, A. L., Waudby, C. A., Wang, X., Hoefer, N., McComb, D. W., Pavić, A., Plackić, N., Novaković, J., Bradić, J., Jeremić, N., Jakovljević, V., Šmit, B., Matić, S., Alvarez-Saavedra, M. A., Čapo, I., Moore, C. E., Stupp, S. I.,& Badjić, J. D.. (2023). Dynamic and Assembly Characteristics of Deep-Cavity Basket Acting as a Host for Inclusion Complexation of Mitoxantrone in Biotic and Abiotic Systems. in Chemistry – A European Journal, 29(68), e202303374.
https://doi.org/10.1002/chem.202303374
Pavlović RZ, Finnegan TJ, Metlushko A, Hansen AL, Waudby CA, Wang X, Hoefer N, McComb DW, Pavić A, Plackić N, Novaković J, Bradić J, Jeremić N, Jakovljević V, Šmit B, Matić S, Alvarez-Saavedra MA, Čapo I, Moore CE, Stupp SI, Badjić JD. Dynamic and Assembly Characteristics of Deep-Cavity Basket Acting as a Host for Inclusion Complexation of Mitoxantrone in Biotic and Abiotic Systems. in Chemistry – A European Journal. 2023;29(68):e202303374.
doi:10.1002/chem.202303374 .
Pavlović, Radoslav Z., Finnegan, Tyler J., Metlushko, Anna, Hansen, Alexandar L., Waudby, Christopher A., Wang, Xiuze, Hoefer, Nicole, McComb, David W., Pavić, Aleksandar, Plackić, Nikola, Novaković, Jovana, Bradić, Jovana, Jeremić, Nevena, Jakovljević, Vladimir, Šmit, Biljana, Matić, Sanja, Alvarez-Saavedra, Matias A., Čapo, Ivan, Moore, Curtis E., Stupp, Samuel I., Badjić, Jovica D., "Dynamic and Assembly Characteristics of Deep-Cavity Basket Acting as a Host for Inclusion Complexation of Mitoxantrone in Biotic and Abiotic Systems" in Chemistry – A European Journal, 29, no. 68 (2023):e202303374,
https://doi.org/10.1002/chem.202303374 . .
8

Single cell 3’ transcriptome profiling

Milivojević, Nevena; Prosenc Zmrzljak, Uršula; Ljujić, Biljana; Đorđević, Valentina; Gazdić Janković, Marina; Živanović, Marko; Puač, Feđa; Ivanović, Miloš; Filipović, Nenad

(Belgrade : Institute of molecular genetics and genetic engineering, 2023)

TY  - CONF
AU  - Milivojević, Nevena
AU  - Prosenc Zmrzljak, Uršula
AU  - Ljujić, Biljana
AU  - Đorđević, Valentina
AU  - Gazdić Janković, Marina
AU  - Živanović, Marko
AU  - Puač, Feđa
AU  - Ivanović, Miloš
AU  - Filipović, Nenad
PY  - 2023
UR  - https://belbi.bg.ac.rs/
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1986
AB  - Whole 3’ transcriptome profiling at the single cell level opens up new abilities for researchers to
answer complex questions. Thousands of individual cells per sample are Barcoded separately to
index the transcriptome of each cell individually. It is done by partitioning thousands of cells into
nanoliter-scale Gel Beads-in-emulsion (GEMs), where cells are delivered at a limiting dilution, such
that the majority (~90-99%) of generated GEMs contain no cell. The 16 bp 10x Barcode and 12 bp
UMI are encoded in Read 1, while the poly(dT) primers are used in this protocol for generating Single
Cell 3’ Gene Expression libraries. After GEM generation, copartitioned cells are lysed and reverse
transcription (RT) was performed after which all cDNA from single cell share a common Barcode.
Full-length cDNA was amplified via PCR to generate sufficient mass for library construction. This is
followed by enzymatic fragmentation and size selection to optimize the cDNA amplicon size. Library
construction was finished via End Repair, A-tailing, Adaptor Ligation, and PCR. P5, P7, i7 and i5
sample index, and TruSeq Read 2 (read 2 primer sequence) were added. TruSeq Read 1 and TruSeq
Read 2 are standard Illumina sequencing primer sites used in paired-end sequencing. The library
prepared in this way, containing the P5 and P7 primers, is ready for Illumina amplification.
PB  - Belgrade : Institute of molecular genetics and genetic engineering
C3  - 4th Belgrade Bioinformatics Conference
T1  - Single cell 3’ transcriptome profiling
EP  - 45
SP  - 45
VL  - 4
UR  - https://hdl.handle.net/21.15107/rcub_imagine_1986
ER  - 
@conference{
author = "Milivojević, Nevena and Prosenc Zmrzljak, Uršula and Ljujić, Biljana and Đorđević, Valentina and Gazdić Janković, Marina and Živanović, Marko and Puač, Feđa and Ivanović, Miloš and Filipović, Nenad",
year = "2023",
abstract = "Whole 3’ transcriptome profiling at the single cell level opens up new abilities for researchers to
answer complex questions. Thousands of individual cells per sample are Barcoded separately to
index the transcriptome of each cell individually. It is done by partitioning thousands of cells into
nanoliter-scale Gel Beads-in-emulsion (GEMs), where cells are delivered at a limiting dilution, such
that the majority (~90-99%) of generated GEMs contain no cell. The 16 bp 10x Barcode and 12 bp
UMI are encoded in Read 1, while the poly(dT) primers are used in this protocol for generating Single
Cell 3’ Gene Expression libraries. After GEM generation, copartitioned cells are lysed and reverse
transcription (RT) was performed after which all cDNA from single cell share a common Barcode.
Full-length cDNA was amplified via PCR to generate sufficient mass for library construction. This is
followed by enzymatic fragmentation and size selection to optimize the cDNA amplicon size. Library
construction was finished via End Repair, A-tailing, Adaptor Ligation, and PCR. P5, P7, i7 and i5
sample index, and TruSeq Read 2 (read 2 primer sequence) were added. TruSeq Read 1 and TruSeq
Read 2 are standard Illumina sequencing primer sites used in paired-end sequencing. The library
prepared in this way, containing the P5 and P7 primers, is ready for Illumina amplification.",
publisher = "Belgrade : Institute of molecular genetics and genetic engineering",
journal = "4th Belgrade Bioinformatics Conference",
title = "Single cell 3’ transcriptome profiling",
pages = "45-45",
volume = "4",
url = "https://hdl.handle.net/21.15107/rcub_imagine_1986"
}
Milivojević, N., Prosenc Zmrzljak, U., Ljujić, B., Đorđević, V., Gazdić Janković, M., Živanović, M., Puač, F., Ivanović, M.,& Filipović, N.. (2023). Single cell 3’ transcriptome profiling. in 4th Belgrade Bioinformatics Conference
Belgrade : Institute of molecular genetics and genetic engineering., 4, 45-45.
https://hdl.handle.net/21.15107/rcub_imagine_1986
Milivojević N, Prosenc Zmrzljak U, Ljujić B, Đorđević V, Gazdić Janković M, Živanović M, Puač F, Ivanović M, Filipović N. Single cell 3’ transcriptome profiling. in 4th Belgrade Bioinformatics Conference. 2023;4:45-45.
https://hdl.handle.net/21.15107/rcub_imagine_1986 .
Milivojević, Nevena, Prosenc Zmrzljak, Uršula, Ljujić, Biljana, Đorđević, Valentina, Gazdić Janković, Marina, Živanović, Marko, Puač, Feđa, Ivanović, Miloš, Filipović, Nenad, "Single cell 3’ transcriptome profiling" in 4th Belgrade Bioinformatics Conference, 4 (2023):45-45,
https://hdl.handle.net/21.15107/rcub_imagine_1986 .

DNA/BSA binding affinity of pyocyanin produced by Pseudomonas aeruginosa

Andrejević, Tina; Ašanin, Darko; Pantelić, Lena; Pantović, Bojana; Nikodinović-Runić, Jasmina; Glišić, Biljana

(MDPI, 2023)

TY  - CONF
AU  - Andrejević, Tina
AU  - Ašanin, Darko
AU  - Pantelić, Lena
AU  - Pantović, Bojana
AU  - Nikodinović-Runić, Jasmina
AU  - Glišić, Biljana
PY  - 2023
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/2293
AB  - Pyocyanin (PYO) is a green blue pigment that is produced extracellularly by the Gram- negative bacteria Pseudomonas aeruginosa. Its color depends on pH value. It exists in blue zwitterion form at neutral and alkaline conditions, while in an acidic environment, it becomes pink after protonation. PYO has shown the antibacterial activity, as well as the ability to inhibit the growth of fungi like Aspergillus fumigatus and Candida albicans. Moreover, it shows the high cytotoxic effect against the human pancreatic cancer cells by inducing their apoptosis. To evaluate the possible mechanism of antimicrobial activity of PYO, in the present study, we have investigated its interactions with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) by fluorescence emission spectroscopy. The obtained value of binding constant to BSA is relatively high (KA = 5.3 × 10^6 M^-1 s^-1), showing the ability of PYO to bind to this transport protein. We have also used synchronous fluorescence spectroscopy to explore the structural changes in BSA in the presence of the studied biopigment. In contrast with the mentioned results for binding to BSA, PYO has shown a low affinity to ct-DNA, what can be seen from the value of its binding constant (KA = 7.8 × 10^3 M^-1 s^-1).
PB  - MDPI
C3  - Medical Sciences Forum
T1  - DNA/BSA binding affinity of pyocyanin produced by Pseudomonas aeruginosa
VL  - n/a
DO  - 10.3390/ECMC2023-15654
ER  - 
@conference{
author = "Andrejević, Tina and Ašanin, Darko and Pantelić, Lena and Pantović, Bojana and Nikodinović-Runić, Jasmina and Glišić, Biljana",
year = "2023",
abstract = "Pyocyanin (PYO) is a green blue pigment that is produced extracellularly by the Gram- negative bacteria Pseudomonas aeruginosa. Its color depends on pH value. It exists in blue zwitterion form at neutral and alkaline conditions, while in an acidic environment, it becomes pink after protonation. PYO has shown the antibacterial activity, as well as the ability to inhibit the growth of fungi like Aspergillus fumigatus and Candida albicans. Moreover, it shows the high cytotoxic effect against the human pancreatic cancer cells by inducing their apoptosis. To evaluate the possible mechanism of antimicrobial activity of PYO, in the present study, we have investigated its interactions with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) by fluorescence emission spectroscopy. The obtained value of binding constant to BSA is relatively high (KA = 5.3 × 10^6 M^-1 s^-1), showing the ability of PYO to bind to this transport protein. We have also used synchronous fluorescence spectroscopy to explore the structural changes in BSA in the presence of the studied biopigment. In contrast with the mentioned results for binding to BSA, PYO has shown a low affinity to ct-DNA, what can be seen from the value of its binding constant (KA = 7.8 × 10^3 M^-1 s^-1).",
publisher = "MDPI",
journal = "Medical Sciences Forum",
title = "DNA/BSA binding affinity of pyocyanin produced by Pseudomonas aeruginosa",
volume = "n/a",
doi = "10.3390/ECMC2023-15654"
}
Andrejević, T., Ašanin, D., Pantelić, L., Pantović, B., Nikodinović-Runić, J.,& Glišić, B.. (2023). DNA/BSA binding affinity of pyocyanin produced by Pseudomonas aeruginosa. in Medical Sciences Forum
MDPI., n/a.
https://doi.org/10.3390/ECMC2023-15654
Andrejević T, Ašanin D, Pantelić L, Pantović B, Nikodinović-Runić J, Glišić B. DNA/BSA binding affinity of pyocyanin produced by Pseudomonas aeruginosa. in Medical Sciences Forum. 2023;n/a.
doi:10.3390/ECMC2023-15654 .
Andrejević, Tina, Ašanin, Darko, Pantelić, Lena, Pantović, Bojana, Nikodinović-Runić, Jasmina, Glišić, Biljana, "DNA/BSA binding affinity of pyocyanin produced by Pseudomonas aeruginosa" in Medical Sciences Forum, n/a (2023),
https://doi.org/10.3390/ECMC2023-15654 . .

DNA/BSA interactions and biological activity of prodigiosin and its copper(II) complex

Glišić, Biljana; Andrejević, Tina; Lazić, Jelena; Ilić-Tomić, Tatjana; Ašanin, Darko; Pantović, Bojana; Djuran, Miloš; Nikodinović-Runić, Jasmina

(Greece : University of Ioannina, 2023)

TY  - CONF
AU  - Glišić, Biljana
AU  - Andrejević, Tina
AU  - Lazić, Jelena
AU  - Ilić-Tomić, Tatjana
AU  - Ašanin, Darko
AU  - Pantović, Bojana
AU  - Djuran, Miloš
AU  - Nikodinović-Runić, Jasmina
PY  - 2023
UR  - https://isabc2023.com/
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1926
AB  - Prodigiosin (PG) is a red biopigment produced as a secondary metabolite by
microorganisms such as Serratia marcescens and Streptomyces. In recent years, this tripyrrole
compound has attracted an increasing attention due to its antibacterial, antimalarial, and
immunosuppressive activities [1]. It is also known for its antitumor activity, inducing the cell
death by apoptosis in different human cancer cell lines [2]. Considering this, in the present
study, we investigated the interactions of prodigiosin and its copper(II) complex (CuPG; the
structural formula is presented below), whose crystal structure was determined previously [2],
with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) by fluorescence emission
spectroscopy to clarify their binding affinities toward these biomolecules. The antimicrobial
activity of the synthesized CuPG complex and PG ligand was evaluated in vitro against various
microorganisms that can lead to many infections. Moreover, CuPG and PG were evaluated in
a cell viability assay on a healthy MRC-5 cell line, as well as a panel of MDA-MB-231, A549,
A375, and HCT116 cancer cell lines.
PB  - Greece : University of Ioannina
C3  - 16th International Symposium on Applied Bioinorganic Chemistry
T1  - DNA/BSA interactions and biological activity of prodigiosin and its
copper(II) complex
SP  - 264
UR  - https://hdl.handle.net/21.15107/rcub_imagine_1926
ER  - 
@conference{
author = "Glišić, Biljana and Andrejević, Tina and Lazić, Jelena and Ilić-Tomić, Tatjana and Ašanin, Darko and Pantović, Bojana and Djuran, Miloš and Nikodinović-Runić, Jasmina",
year = "2023",
abstract = "Prodigiosin (PG) is a red biopigment produced as a secondary metabolite by
microorganisms such as Serratia marcescens and Streptomyces. In recent years, this tripyrrole
compound has attracted an increasing attention due to its antibacterial, antimalarial, and
immunosuppressive activities [1]. It is also known for its antitumor activity, inducing the cell
death by apoptosis in different human cancer cell lines [2]. Considering this, in the present
study, we investigated the interactions of prodigiosin and its copper(II) complex (CuPG; the
structural formula is presented below), whose crystal structure was determined previously [2],
with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) by fluorescence emission
spectroscopy to clarify their binding affinities toward these biomolecules. The antimicrobial
activity of the synthesized CuPG complex and PG ligand was evaluated in vitro against various
microorganisms that can lead to many infections. Moreover, CuPG and PG were evaluated in
a cell viability assay on a healthy MRC-5 cell line, as well as a panel of MDA-MB-231, A549,
A375, and HCT116 cancer cell lines.",
publisher = "Greece : University of Ioannina",
journal = "16th International Symposium on Applied Bioinorganic Chemistry",
title = "DNA/BSA interactions and biological activity of prodigiosin and its
copper(II) complex",
pages = "264",
url = "https://hdl.handle.net/21.15107/rcub_imagine_1926"
}
Glišić, B., Andrejević, T., Lazić, J., Ilić-Tomić, T., Ašanin, D., Pantović, B., Djuran, M.,& Nikodinović-Runić, J.. (2023). DNA/BSA interactions and biological activity of prodigiosin and its
copper(II) complex. in 16th International Symposium on Applied Bioinorganic Chemistry
Greece : University of Ioannina., 264.
https://hdl.handle.net/21.15107/rcub_imagine_1926
Glišić B, Andrejević T, Lazić J, Ilić-Tomić T, Ašanin D, Pantović B, Djuran M, Nikodinović-Runić J. DNA/BSA interactions and biological activity of prodigiosin and its
copper(II) complex. in 16th International Symposium on Applied Bioinorganic Chemistry. 2023;:264.
https://hdl.handle.net/21.15107/rcub_imagine_1926 .
Glišić, Biljana, Andrejević, Tina, Lazić, Jelena, Ilić-Tomić, Tatjana, Ašanin, Darko, Pantović, Bojana, Djuran, Miloš, Nikodinović-Runić, Jasmina, "DNA/BSA interactions and biological activity of prodigiosin and its
copper(II) complex" in 16th International Symposium on Applied Bioinorganic Chemistry (2023):264,
https://hdl.handle.net/21.15107/rcub_imagine_1926 .

Computational Modelling of Drug Effects on Cardiomyopathy and Analysis of Myocardial Work

Tomasević, Smiljana; Milosević, Miljan; Milicević, Bogdan; Simić, Vladimir; Prodanović, Momcilo; M. Mijailović, Srboljub; Filipović, Nenad

(Belgrade : Institute of molecular genetics and genetic engineering, 2023)

TY  - CONF
AU  - Tomasević, Smiljana
AU  - Milosević, Miljan
AU  - Milicević, Bogdan
AU  - Simić, Vladimir
AU  - Prodanović, Momcilo
AU  - M. Mijailović, Srboljub
AU  - Filipović, Nenad
PY  - 2023
UR  - https://belbi.bg.ac.rs/
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1980
AB  - Analysis of myocardial work is essential in determination of left ventricle ejection fraction (LVEF)
and non-invasive assessment of different types of cardiomyopathies. Two major classifications of
cardiomyopathy are: dilated (DCM) and hypertrophic (HCM) cardiomyopathy. Although there are
clinical improvements in cardiomyopathy risk assessment, patients are still under high risk of severe
events. Computational modeling of and computer-aided drug design can significantly advance the
understanding of cardiac muscle activity in DCM and HCM cardiomyopathies, speed up the drug
discovery and reduce the risk of severe events, aiming to improve the treatment of cardiomyopathy.
The main advantage and novelty of presented study are coupled macro and micro simulations into the
integrated Fluid Solid Interaction (FSI) system and its application for examination of heart behavior and
drug interactions. In contrary to detailed and patient-specific models where FSI analyses are very timeconsuming,
our models are parametric and based on dimensions of specific LV components. FSI algorithm
within the PAK software is used for modeling the LV with nonlinear material model, together with stretches
integration along muscle fibers. The methods are integrated within the SILICOFCM platform, and aim to
propose an advanced approach for the assessment of work indices and biomechanical characteristics of
cardiomyopathies and drugs effects, based on computational modelling.
In this study, simulations of the effect of drugs on improving performance of DCM LV parametric model
include the drugs that affect calcium transients (Dygoxin) and changes in kinetic parameters (2-deoxy
adenosine triphosphate - dATP). Myocardial word is presented through changes of pressures and
volumes (P-V diagrams) for DCM LV model at basic condition (without administered drug) and with using
Dygoxin and dATP. Due to increased LV size, the P-V loop for the DCM model without administered drug
is shifted toward lower ventricular pressure and lager ventricular volume, with LVEF = 56.83%. Effects of
drugs on DCM show an increase in ventricular peak pressures and LVEFs, while the P-V loops are shifted
toward decreased volumes, corresponding to healthy hearts.
Computational modeling and drug design approaches can speed up the drug discovery and
significantly reduce expenses aiming to improve the treatment of cardiomyopathy
PB  - Belgrade : Institute of molecular genetics and genetic engineering
C3  - 4th Belgrade Bioinformatics Conference
T1  - Computational Modelling of Drug Effects on Cardiomyopathy and Analysis of Myocardial Work
EP  - 42
SP  - 42
VL  - 4
UR  - https://hdl.handle.net/21.15107/rcub_imagine_1980
ER  - 
@conference{
author = "Tomasević, Smiljana and Milosević, Miljan and Milicević, Bogdan and Simić, Vladimir and Prodanović, Momcilo and M. Mijailović, Srboljub and Filipović, Nenad",
year = "2023",
abstract = "Analysis of myocardial work is essential in determination of left ventricle ejection fraction (LVEF)
and non-invasive assessment of different types of cardiomyopathies. Two major classifications of
cardiomyopathy are: dilated (DCM) and hypertrophic (HCM) cardiomyopathy. Although there are
clinical improvements in cardiomyopathy risk assessment, patients are still under high risk of severe
events. Computational modeling of and computer-aided drug design can significantly advance the
understanding of cardiac muscle activity in DCM and HCM cardiomyopathies, speed up the drug
discovery and reduce the risk of severe events, aiming to improve the treatment of cardiomyopathy.
The main advantage and novelty of presented study are coupled macro and micro simulations into the
integrated Fluid Solid Interaction (FSI) system and its application for examination of heart behavior and
drug interactions. In contrary to detailed and patient-specific models where FSI analyses are very timeconsuming,
our models are parametric and based on dimensions of specific LV components. FSI algorithm
within the PAK software is used for modeling the LV with nonlinear material model, together with stretches
integration along muscle fibers. The methods are integrated within the SILICOFCM platform, and aim to
propose an advanced approach for the assessment of work indices and biomechanical characteristics of
cardiomyopathies and drugs effects, based on computational modelling.
In this study, simulations of the effect of drugs on improving performance of DCM LV parametric model
include the drugs that affect calcium transients (Dygoxin) and changes in kinetic parameters (2-deoxy
adenosine triphosphate - dATP). Myocardial word is presented through changes of pressures and
volumes (P-V diagrams) for DCM LV model at basic condition (without administered drug) and with using
Dygoxin and dATP. Due to increased LV size, the P-V loop for the DCM model without administered drug
is shifted toward lower ventricular pressure and lager ventricular volume, with LVEF = 56.83%. Effects of
drugs on DCM show an increase in ventricular peak pressures and LVEFs, while the P-V loops are shifted
toward decreased volumes, corresponding to healthy hearts.
Computational modeling and drug design approaches can speed up the drug discovery and
significantly reduce expenses aiming to improve the treatment of cardiomyopathy",
publisher = "Belgrade : Institute of molecular genetics and genetic engineering",
journal = "4th Belgrade Bioinformatics Conference",
title = "Computational Modelling of Drug Effects on Cardiomyopathy and Analysis of Myocardial Work",
pages = "42-42",
volume = "4",
url = "https://hdl.handle.net/21.15107/rcub_imagine_1980"
}
Tomasević, S., Milosević, M., Milicević, B., Simić, V., Prodanović, M., M. Mijailović, S.,& Filipović, N.. (2023). Computational Modelling of Drug Effects on Cardiomyopathy and Analysis of Myocardial Work. in 4th Belgrade Bioinformatics Conference
Belgrade : Institute of molecular genetics and genetic engineering., 4, 42-42.
https://hdl.handle.net/21.15107/rcub_imagine_1980
Tomasević S, Milosević M, Milicević B, Simić V, Prodanović M, M. Mijailović S, Filipović N. Computational Modelling of Drug Effects on Cardiomyopathy and Analysis of Myocardial Work. in 4th Belgrade Bioinformatics Conference. 2023;4:42-42.
https://hdl.handle.net/21.15107/rcub_imagine_1980 .
Tomasević, Smiljana, Milosević, Miljan, Milicević, Bogdan, Simić, Vladimir, Prodanović, Momcilo, M. Mijailović, Srboljub, Filipović, Nenad, "Computational Modelling of Drug Effects on Cardiomyopathy and Analysis of Myocardial Work" in 4th Belgrade Bioinformatics Conference, 4 (2023):42-42,
https://hdl.handle.net/21.15107/rcub_imagine_1980 .

Structural characterization and antitumor activity of platinum(II) complexes with phenothiazine and N-methylphenothiazine

Ašanin P., Darko; Vojnović, Sandra; Andrejević P., Tina; Marković R., Violeta; Perdih, Franc; Turel, Iztok; Djuran I., Miloš; Nikodinović-Runić, Jasmina; Glišić Đ., Biljana

(Greece : University of Ioannina, 2023)

TY  - CONF
AU  - Ašanin P., Darko
AU  - Vojnović, Sandra
AU  - Andrejević P., Tina
AU  - Marković R., Violeta
AU  - Perdih, Franc
AU  - Turel, Iztok
AU  - Djuran I., Miloš
AU  - Nikodinović-Runić, Jasmina
AU  - Glišić Đ., Biljana
PY  - 2023
UR  - https://isabc2023.com/
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1925
AB  - Cisplatin is one of the most used anticancer agents, and along with carboplatin and
oxaliplatin, is a part of more than 50% of clinically applied anticancer regimens [1]. However,
the side effects of cisplatin are severe and include dose-limiting toxicity, such as neurotoxicity,
nephrotoxicity and ototoxicity. Platinum(II) complexes with different structure from cisplatin
provide many opportunities for design of novel antitumor drugs with improved
pharmacological properties. Considering this, in the present study, new platinum(II) complexes
with phenothiazine (phtz) and N-methylphenothiazine (N-Mephtz), [PtCl2(phtz)(CH3CN)] (1)
and [PtCl2(N-Mephtz)(CH3CN)] (2), were synthesized. These complexes were characterized by
elemental microanalysis, NMR (1H and 13C) and IR spectroscopic measurements, while the
structure of complex 1 was determined by single-crystal X-ray diffraction analysis. The
antitumor activity of the platinum(II) complexes was tested in vitro against a panel of human
cancer cell lines, including A549 (lung cancer), A375 (melanoma, skin cancer), MDA-MB-231
(breast cancer), and HCT116 (colon cancer). To check the selectivity of the synthesized
complexes 1 and 2, a healthy MRC-5 cell line (lung fibroblasts) was also included in this study.
PB  - Greece : University of Ioannina
C3  - 16th International Symposium on Applied Bioinorganic Chemistry
T1  - Structural characterization and antitumor activity of platinum(II) complexes with phenothiazine and N-methylphenothiazine
SP  - 195
UR  - https://hdl.handle.net/21.15107/rcub_imagine_1925
ER  - 
@conference{
author = "Ašanin P., Darko and Vojnović, Sandra and Andrejević P., Tina and Marković R., Violeta and Perdih, Franc and Turel, Iztok and Djuran I., Miloš and Nikodinović-Runić, Jasmina and Glišić Đ., Biljana",
year = "2023",
abstract = "Cisplatin is one of the most used anticancer agents, and along with carboplatin and
oxaliplatin, is a part of more than 50% of clinically applied anticancer regimens [1]. However,
the side effects of cisplatin are severe and include dose-limiting toxicity, such as neurotoxicity,
nephrotoxicity and ototoxicity. Platinum(II) complexes with different structure from cisplatin
provide many opportunities for design of novel antitumor drugs with improved
pharmacological properties. Considering this, in the present study, new platinum(II) complexes
with phenothiazine (phtz) and N-methylphenothiazine (N-Mephtz), [PtCl2(phtz)(CH3CN)] (1)
and [PtCl2(N-Mephtz)(CH3CN)] (2), were synthesized. These complexes were characterized by
elemental microanalysis, NMR (1H and 13C) and IR spectroscopic measurements, while the
structure of complex 1 was determined by single-crystal X-ray diffraction analysis. The
antitumor activity of the platinum(II) complexes was tested in vitro against a panel of human
cancer cell lines, including A549 (lung cancer), A375 (melanoma, skin cancer), MDA-MB-231
(breast cancer), and HCT116 (colon cancer). To check the selectivity of the synthesized
complexes 1 and 2, a healthy MRC-5 cell line (lung fibroblasts) was also included in this study.",
publisher = "Greece : University of Ioannina",
journal = "16th International Symposium on Applied Bioinorganic Chemistry",
title = "Structural characterization and antitumor activity of platinum(II) complexes with phenothiazine and N-methylphenothiazine",
pages = "195",
url = "https://hdl.handle.net/21.15107/rcub_imagine_1925"
}
Ašanin P., D., Vojnović, S., Andrejević P., T., Marković R., V., Perdih, F., Turel, I., Djuran I., M., Nikodinović-Runić, J.,& Glišić Đ., B.. (2023). Structural characterization and antitumor activity of platinum(II) complexes with phenothiazine and N-methylphenothiazine. in 16th International Symposium on Applied Bioinorganic Chemistry
Greece : University of Ioannina., 195.
https://hdl.handle.net/21.15107/rcub_imagine_1925
Ašanin P. D, Vojnović S, Andrejević P. T, Marković R. V, Perdih F, Turel I, Djuran I. M, Nikodinović-Runić J, Glišić Đ. B. Structural characterization and antitumor activity of platinum(II) complexes with phenothiazine and N-methylphenothiazine. in 16th International Symposium on Applied Bioinorganic Chemistry. 2023;:195.
https://hdl.handle.net/21.15107/rcub_imagine_1925 .
Ašanin P., Darko, Vojnović, Sandra, Andrejević P., Tina, Marković R., Violeta, Perdih, Franc, Turel, Iztok, Djuran I., Miloš, Nikodinović-Runić, Jasmina, Glišić Đ., Biljana, "Structural characterization and antitumor activity of platinum(II) complexes with phenothiazine and N-methylphenothiazine" in 16th International Symposium on Applied Bioinorganic Chemistry (2023):195,
https://hdl.handle.net/21.15107/rcub_imagine_1925 .

Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine

Ašanin, Darko; Andrejević, Tina; Nenadović, Marija; Rodić, Marko; Vojnović, Sandra; Djuran, Miloš; Glišić, Biljana

(2023)

TY  - JOUR
AU  - Ašanin, Darko
AU  - Andrejević, Tina
AU  - Nenadović, Marija
AU  - Rodić, Marko
AU  - Vojnović, Sandra
AU  - Djuran, Miloš
AU  - Glišić, Biljana
PY  - 2023
UR  - https://www.sciencedirect.com/science/article/pii/S0277538723003078
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/2067
AB  - In the present study, synthesis of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine (1,6-naph), {[Ag(1,6-naph)(H2O)](BF4)}n (1) and [AuCl3(1,6-naph)] (2), was reported. The methods used for the structural characterization of a new compound 1 included IR, NMR (1H and 13C) and UV-Vis spectroscopy, cyclic voltammetry and single-crystal X-ray diffraction analysis. The crystallographic results showed that compound 1 represents silver(I) coordination polymer, in which 1,6-naph ligand acts as a bidentate bridging ligand connecting two Ag(I) ions via its N1 and N6 nitrogen atoms, while the third coordination site of the metal ion is occupied by the water oxygen atom, resulted in a T-shape geometry. Compounds 1 and 2 were evaluated in vitro for antimicrobial activity against five bacterial and two Candida species, while their cytotoxicity was tested on the normal human lung fibroblast cell line (MRC-5). Compound 1 has manifested a remarkable antifungal activity on both tested Candida strains (C. albicans and C. parapsilosis) with minimal inhibitory concentrations (MICs) of 1.43 and 11.38 µM (0.49 and 3.9 µg/mL), respectively, while no significant antimicrobial activity was observed for 2. Moreover, silver(I) coordination polymer 1 inhibits the hyphae formation of C. albicans at subinhibitory concentration. The binding affinity of both compounds 1 and 2 with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) was studied by fluorescence spectroscopy, indicating their ability to interact with these biomolecules, with compound 2 being more reactive.
T2  - Polyhedron
T1  - Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine
IS  - 1
SP  - 116585
VL  - 244
DO  - 10.1016/j.poly.2023.116585
ER  - 
@article{
author = "Ašanin, Darko and Andrejević, Tina and Nenadović, Marija and Rodić, Marko and Vojnović, Sandra and Djuran, Miloš and Glišić, Biljana",
year = "2023",
abstract = "In the present study, synthesis of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine (1,6-naph), {[Ag(1,6-naph)(H2O)](BF4)}n (1) and [AuCl3(1,6-naph)] (2), was reported. The methods used for the structural characterization of a new compound 1 included IR, NMR (1H and 13C) and UV-Vis spectroscopy, cyclic voltammetry and single-crystal X-ray diffraction analysis. The crystallographic results showed that compound 1 represents silver(I) coordination polymer, in which 1,6-naph ligand acts as a bidentate bridging ligand connecting two Ag(I) ions via its N1 and N6 nitrogen atoms, while the third coordination site of the metal ion is occupied by the water oxygen atom, resulted in a T-shape geometry. Compounds 1 and 2 were evaluated in vitro for antimicrobial activity against five bacterial and two Candida species, while their cytotoxicity was tested on the normal human lung fibroblast cell line (MRC-5). Compound 1 has manifested a remarkable antifungal activity on both tested Candida strains (C. albicans and C. parapsilosis) with minimal inhibitory concentrations (MICs) of 1.43 and 11.38 µM (0.49 and 3.9 µg/mL), respectively, while no significant antimicrobial activity was observed for 2. Moreover, silver(I) coordination polymer 1 inhibits the hyphae formation of C. albicans at subinhibitory concentration. The binding affinity of both compounds 1 and 2 with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) was studied by fluorescence spectroscopy, indicating their ability to interact with these biomolecules, with compound 2 being more reactive.",
journal = "Polyhedron",
title = "Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine",
number = "1",
pages = "116585",
volume = "244",
doi = "10.1016/j.poly.2023.116585"
}
Ašanin, D., Andrejević, T., Nenadović, M., Rodić, M., Vojnović, S., Djuran, M.,& Glišić, B.. (2023). Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine. in Polyhedron, 244(1), 116585.
https://doi.org/10.1016/j.poly.2023.116585
Ašanin D, Andrejević T, Nenadović M, Rodić M, Vojnović S, Djuran M, Glišić B. Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine. in Polyhedron. 2023;244(1):116585.
doi:10.1016/j.poly.2023.116585 .
Ašanin, Darko, Andrejević, Tina, Nenadović, Marija, Rodić, Marko, Vojnović, Sandra, Djuran, Miloš, Glišić, Biljana, "Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine" in Polyhedron, 244, no. 1 (2023):116585,
https://doi.org/10.1016/j.poly.2023.116585 . .
1
2
2

Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine

Ašanin, Darko; Andrejević, Tina; Nenadović, Marija; Rodić, Marko; Vojnović, Sandra; Djuran, Miloš; Glišić, Biljana

(2023)

TY  - JOUR
AU  - Ašanin, Darko
AU  - Andrejević, Tina
AU  - Nenadović, Marija
AU  - Rodić, Marko
AU  - Vojnović, Sandra
AU  - Djuran, Miloš
AU  - Glišić, Biljana
PY  - 2023
UR  - https://www.sciencedirect.com/science/article/pii/S0277538723003078
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/2076
AB  - In the present study, synthesis of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine (1,6-naph), {[Ag(1,6-naph)(H2O)](BF4)}n (1) and [AuCl3(1,6-naph)] (2), was reported. The methods used for the structural characterization of a new compound 1 included IR, NMR (1H and 13C) and UV-Vis spectroscopy, cyclic voltammetry and single-crystal X-ray diffraction analysis. The crystallographic results showed that compound 1 represents silver(I) coordination polymer, in which 1,6-naph ligand acts as a bidentate bridging ligand connecting two Ag(I) ions via its N1 and N6 nitrogen atoms, while the third coordination site of the metal ion is occupied by the water oxygen atom, resulted in a T-shape geometry. Compounds 1 and 2 were evaluated in vitro for antimicrobial activity against five bacterial and two Candida species, while their cytotoxicity was tested on the normal human lung fibroblast cell line (MRC-5). Compound 1 has manifested a remarkable antifungal activity on both tested Candida strains (C. albicans and C. parapsilosis) with minimal inhibitory concentrations (MICs) of 1.43 and 11.38 µM (0.49 and 3.9 µg/mL), respectively, while no significant antimicrobial activity was observed for 2. Moreover, silver(I) coordination polymer 1 inhibits the hyphae formation of C. albicans at subinhibitory concentration. The binding affinity of both compounds 1 and 2 with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) was studied by fluorescence spectroscopy, indicating their ability to interact with these biomolecules, with compound 2 being more reactive.
T2  - Polyhedron
T1  - Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine
IS  - 1
SP  - 116585
VL  - 244
DO  - 10.1016/j.poly.2023.116585
ER  - 
@article{
author = "Ašanin, Darko and Andrejević, Tina and Nenadović, Marija and Rodić, Marko and Vojnović, Sandra and Djuran, Miloš and Glišić, Biljana",
year = "2023",
abstract = "In the present study, synthesis of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine (1,6-naph), {[Ag(1,6-naph)(H2O)](BF4)}n (1) and [AuCl3(1,6-naph)] (2), was reported. The methods used for the structural characterization of a new compound 1 included IR, NMR (1H and 13C) and UV-Vis spectroscopy, cyclic voltammetry and single-crystal X-ray diffraction analysis. The crystallographic results showed that compound 1 represents silver(I) coordination polymer, in which 1,6-naph ligand acts as a bidentate bridging ligand connecting two Ag(I) ions via its N1 and N6 nitrogen atoms, while the third coordination site of the metal ion is occupied by the water oxygen atom, resulted in a T-shape geometry. Compounds 1 and 2 were evaluated in vitro for antimicrobial activity against five bacterial and two Candida species, while their cytotoxicity was tested on the normal human lung fibroblast cell line (MRC-5). Compound 1 has manifested a remarkable antifungal activity on both tested Candida strains (C. albicans and C. parapsilosis) with minimal inhibitory concentrations (MICs) of 1.43 and 11.38 µM (0.49 and 3.9 µg/mL), respectively, while no significant antimicrobial activity was observed for 2. Moreover, silver(I) coordination polymer 1 inhibits the hyphae formation of C. albicans at subinhibitory concentration. The binding affinity of both compounds 1 and 2 with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) was studied by fluorescence spectroscopy, indicating their ability to interact with these biomolecules, with compound 2 being more reactive.",
journal = "Polyhedron",
title = "Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine",
number = "1",
pages = "116585",
volume = "244",
doi = "10.1016/j.poly.2023.116585"
}
Ašanin, D., Andrejević, T., Nenadović, M., Rodić, M., Vojnović, S., Djuran, M.,& Glišić, B.. (2023). Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine. in Polyhedron, 244(1), 116585.
https://doi.org/10.1016/j.poly.2023.116585
Ašanin D, Andrejević T, Nenadović M, Rodić M, Vojnović S, Djuran M, Glišić B. Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine. in Polyhedron. 2023;244(1):116585.
doi:10.1016/j.poly.2023.116585 .
Ašanin, Darko, Andrejević, Tina, Nenadović, Marija, Rodić, Marko, Vojnović, Sandra, Djuran, Miloš, Glišić, Biljana, "Comparative study of antimicrobial potential and DNA/BSA binding affinity of silver(I) and gold(III) coordination compounds with 1,6-naphthyridine" in Polyhedron, 244, no. 1 (2023):116585,
https://doi.org/10.1016/j.poly.2023.116585 . .
1
2
2

Numerical and Biological Modeling Approach in the Analysis of the Cancer Viability and Apoptosis

Virijević, Katarina; Živanović, Marko; Gazdić Janković, Marina; Ramović Hamzagić, Amra; Milivojević, Nevena; Pecić, Katarina; Šeklić, Dragana; Jovanović, Milena; Kastratović, Nikolina; Mirić, Ana; Đukić, Tijana; Petrović, Ivica; Jurišić, Vladimir; Ljujić, Biljana; Filipović, Nenad

(Belgrade : Institute of molecular genetics and genetic engineering, 2023)

TY  - CONF
AU  - Virijević, Katarina
AU  - Živanović, Marko
AU  - Gazdić Janković, Marina
AU  - Ramović Hamzagić, Amra
AU  - Milivojević, Nevena
AU  - Pecić, Katarina
AU  - Šeklić, Dragana
AU  - Jovanović, Milena
AU  - Kastratović, Nikolina
AU  - Mirić, Ana
AU  - Đukić, Tijana
AU  - Petrović, Ivica
AU  - Jurišić, Vladimir
AU  - Ljujić, Biljana
AU  - Filipović, Nenad
PY  - 2023
UR  - https://belbi.bg.ac.rs/
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/2010
AB  - Biomedicine is a multidisciplinary branch of science that requires a clear approach to the
study and analysis of various life processes necessary for a deeper understanding of
human health. This research focuses on the use of numerical simulations with the aim of an
improved comprehension of cancer viability and apoptosis during treatment with commercial
chemotherapeutic agents. In recent times, the usage of numerical models was successfully
applied to predict the behavior of tumors. This study includes a wide range of numerical results
that have been obtained by examining cell viability in real-time, determining the type of cell
death and the genetic factors that control these processes. The results of the in vitro test were
used to develop a numerical model that provides a new perspective on the proposed problem.
In this study, colon, and breast cancer cell lines (HCT-116 and MDA-MB-231), as well as healthy
lung fibroblast cell line (MRC-5) were treated with commercial chemotherapeutic agents. The
obtained results showed a decrease in viability and the occurrence of predominantly late
apoptosis upon treatment, as well as a strong correlation between parameters. A mathematical
model was developed and used to gain a better understanding of the investigated processes.
This method can accurately simulate the behavior of cancer cells and reliably predict their
growth.
PB  - Belgrade : Institute of molecular genetics and genetic engineering
C3  - 4th Belgrade Bioinformatics Conference
T1  - Numerical and Biological Modeling Approach in the Analysis of the Cancer Viability and Apoptosis
EP  - 70
SP  - 70
VL  - 4
UR  - https://hdl.handle.net/21.15107/rcub_imagine_2010
ER  - 
@conference{
author = "Virijević, Katarina and Živanović, Marko and Gazdić Janković, Marina and Ramović Hamzagić, Amra and Milivojević, Nevena and Pecić, Katarina and Šeklić, Dragana and Jovanović, Milena and Kastratović, Nikolina and Mirić, Ana and Đukić, Tijana and Petrović, Ivica and Jurišić, Vladimir and Ljujić, Biljana and Filipović, Nenad",
year = "2023",
abstract = "Biomedicine is a multidisciplinary branch of science that requires a clear approach to the
study and analysis of various life processes necessary for a deeper understanding of
human health. This research focuses on the use of numerical simulations with the aim of an
improved comprehension of cancer viability and apoptosis during treatment with commercial
chemotherapeutic agents. In recent times, the usage of numerical models was successfully
applied to predict the behavior of tumors. This study includes a wide range of numerical results
that have been obtained by examining cell viability in real-time, determining the type of cell
death and the genetic factors that control these processes. The results of the in vitro test were
used to develop a numerical model that provides a new perspective on the proposed problem.
In this study, colon, and breast cancer cell lines (HCT-116 and MDA-MB-231), as well as healthy
lung fibroblast cell line (MRC-5) were treated with commercial chemotherapeutic agents. The
obtained results showed a decrease in viability and the occurrence of predominantly late
apoptosis upon treatment, as well as a strong correlation between parameters. A mathematical
model was developed and used to gain a better understanding of the investigated processes.
This method can accurately simulate the behavior of cancer cells and reliably predict their
growth.",
publisher = "Belgrade : Institute of molecular genetics and genetic engineering",
journal = "4th Belgrade Bioinformatics Conference",
title = "Numerical and Biological Modeling Approach in the Analysis of the Cancer Viability and Apoptosis",
pages = "70-70",
volume = "4",
url = "https://hdl.handle.net/21.15107/rcub_imagine_2010"
}
Virijević, K., Živanović, M., Gazdić Janković, M., Ramović Hamzagić, A., Milivojević, N., Pecić, K., Šeklić, D., Jovanović, M., Kastratović, N., Mirić, A., Đukić, T., Petrović, I., Jurišić, V., Ljujić, B.,& Filipović, N.. (2023). Numerical and Biological Modeling Approach in the Analysis of the Cancer Viability and Apoptosis. in 4th Belgrade Bioinformatics Conference
Belgrade : Institute of molecular genetics and genetic engineering., 4, 70-70.
https://hdl.handle.net/21.15107/rcub_imagine_2010
Virijević K, Živanović M, Gazdić Janković M, Ramović Hamzagić A, Milivojević N, Pecić K, Šeklić D, Jovanović M, Kastratović N, Mirić A, Đukić T, Petrović I, Jurišić V, Ljujić B, Filipović N. Numerical and Biological Modeling Approach in the Analysis of the Cancer Viability and Apoptosis. in 4th Belgrade Bioinformatics Conference. 2023;4:70-70.
https://hdl.handle.net/21.15107/rcub_imagine_2010 .
Virijević, Katarina, Živanović, Marko, Gazdić Janković, Marina, Ramović Hamzagić, Amra, Milivojević, Nevena, Pecić, Katarina, Šeklić, Dragana, Jovanović, Milena, Kastratović, Nikolina, Mirić, Ana, Đukić, Tijana, Petrović, Ivica, Jurišić, Vladimir, Ljujić, Biljana, Filipović, Nenad, "Numerical and Biological Modeling Approach in the Analysis of the Cancer Viability and Apoptosis" in 4th Belgrade Bioinformatics Conference, 4 (2023):70-70,
https://hdl.handle.net/21.15107/rcub_imagine_2010 .

Echocardiography-based Left Ventricle Cardiac Hypertrophy Simulations

Milićević, Bogdan; Milošević, Miljan; Simić, Vladimir; Trifunović, Danijela; Stanković, Goran; Filipović, Nenad; Kojić, Miloš

(Belgrade : Institute of molecular genetics and genetic engineering, 2023)

TY  - CONF
AU  - Milićević, Bogdan
AU  - Milošević, Miljan
AU  - Simić, Vladimir
AU  - Trifunović, Danijela
AU  - Stanković, Goran
AU  - Filipović, Nenad
AU  - Kojić, Miloš
PY  - 2023
UR  - https://belbi.bg.ac.rs/
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1988
AB  - Clinical scenarios can be evaluated using numerical modeling of the cardiac cycle prior to
experimental or clinical application. Changes in wall thickness, displacement fields, and general
cardiac function are all affected by hypertrophy. In our study, we calculated the effects of
eccentric and concentric hypertrophy and monitored changes in ventricular thickness and shape.
Concentric hypertrophy results in thicker walls, while eccentric hypertrophy results in thinner
walls. Passive stresses were calculated using recently established material modals based on
Holzapfel’s work. Our modeling approach is based on composite shell finite elements, allowing
easier and more efficient modeling compared to traditional 3D finite elements. A left ventricular
model was constructed using echocardiographic images. Our modeling technology is based on
accurate patient-specific geometries and realistic constitutive curves, so it can be used as the
basis for real-world applications. Our model can be used to test medical hypotheses about the
development of hypertrophy in healthy and diseased hearts under the influence of different
conditions and factors.
PB  - Belgrade : Institute of molecular genetics and genetic engineering
C3  - 4th Belgrade Bioinformatics Conference
T1  - Echocardiography-based Left Ventricle Cardiac Hypertrophy Simulations
EP  - 43
SP  - 43
VL  - 4
UR  - https://hdl.handle.net/21.15107/rcub_imagine_1988
ER  - 
@conference{
author = "Milićević, Bogdan and Milošević, Miljan and Simić, Vladimir and Trifunović, Danijela and Stanković, Goran and Filipović, Nenad and Kojić, Miloš",
year = "2023",
abstract = "Clinical scenarios can be evaluated using numerical modeling of the cardiac cycle prior to
experimental or clinical application. Changes in wall thickness, displacement fields, and general
cardiac function are all affected by hypertrophy. In our study, we calculated the effects of
eccentric and concentric hypertrophy and monitored changes in ventricular thickness and shape.
Concentric hypertrophy results in thicker walls, while eccentric hypertrophy results in thinner
walls. Passive stresses were calculated using recently established material modals based on
Holzapfel’s work. Our modeling approach is based on composite shell finite elements, allowing
easier and more efficient modeling compared to traditional 3D finite elements. A left ventricular
model was constructed using echocardiographic images. Our modeling technology is based on
accurate patient-specific geometries and realistic constitutive curves, so it can be used as the
basis for real-world applications. Our model can be used to test medical hypotheses about the
development of hypertrophy in healthy and diseased hearts under the influence of different
conditions and factors.",
publisher = "Belgrade : Institute of molecular genetics and genetic engineering",
journal = "4th Belgrade Bioinformatics Conference",
title = "Echocardiography-based Left Ventricle Cardiac Hypertrophy Simulations",
pages = "43-43",
volume = "4",
url = "https://hdl.handle.net/21.15107/rcub_imagine_1988"
}
Milićević, B., Milošević, M., Simić, V., Trifunović, D., Stanković, G., Filipović, N.,& Kojić, M.. (2023). Echocardiography-based Left Ventricle Cardiac Hypertrophy Simulations. in 4th Belgrade Bioinformatics Conference
Belgrade : Institute of molecular genetics and genetic engineering., 4, 43-43.
https://hdl.handle.net/21.15107/rcub_imagine_1988
Milićević B, Milošević M, Simić V, Trifunović D, Stanković G, Filipović N, Kojić M. Echocardiography-based Left Ventricle Cardiac Hypertrophy Simulations. in 4th Belgrade Bioinformatics Conference. 2023;4:43-43.
https://hdl.handle.net/21.15107/rcub_imagine_1988 .
Milićević, Bogdan, Milošević, Miljan, Simić, Vladimir, Trifunović, Danijela, Stanković, Goran, Filipović, Nenad, Kojić, Miloš, "Echocardiography-based Left Ventricle Cardiac Hypertrophy Simulations" in 4th Belgrade Bioinformatics Conference, 4 (2023):43-43,
https://hdl.handle.net/21.15107/rcub_imagine_1988 .

Coumarin-Palladium(II) Complex Acts as a Potent and Non-Toxic Anticancer Agent against Pancreatic Carcinoma Cells

Krstić, Aleksandra; Pavić, Aleksandar; Avdović, Edina H.; Marković, Zoran; Stevanović, Milena; Petrović, Isidora

(MDPI, Basel, 2022)

TY  - JOUR
AU  - Krstić, Aleksandra
AU  - Pavić, Aleksandar
AU  - Avdović, Edina H.
AU  - Marković, Zoran
AU  - Stevanović, Milena
AU  - Petrović, Isidora
PY  - 2022
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1559
AB  - Pancreatic carcinoma still represents one of the most lethal malignant diseases in the world although some progress has been made in treating the disease in the past decades. Current multi-agent treatment options have improved the overall survival of patients, however, more effective treatment strategies are still needed. In this paper we have characterized the anticancer potential of coumarin-palladium(II) complex against pancreatic carcinoma cells. Cells viability, colony formation and migratory potential of pancreatic carcinoma cells were assessed in vitro, followed by evaluation of apoptosis induction and in vivo testing on zebrafish. Presented results showed remarkable reduction in pancreatic carcinoma cells growth both in vitro and in vivo, being effective at micromolar concentrations (0.5 mu M). Treatments induced apoptosis, increased BAX/BCL-2 ratio and suppressed the expression of SOX9 and SOX18, genes shown to be significantly up-regulated in pancreatic ductal adenocarcinoma. Importantly, treatments of the zebrafish-pancreatic adenocarcinoma xenografts resulted in significant reduction in tumor mass, without provoking any adverse toxic effects including hepatotoxicity. Presented results indicate the great potential of the tested compound and the perspective of its further development towards pancreatic cancer therapy.
PB  - MDPI, Basel
T2  - Molecules
T1  - Coumarin-Palladium(II) Complex Acts as a Potent and Non-Toxic Anticancer Agent against Pancreatic Carcinoma Cells
IS  - 7
VL  - 27
DO  - 10.3390/molecules27072115
ER  - 
@article{
author = "Krstić, Aleksandra and Pavić, Aleksandar and Avdović, Edina H. and Marković, Zoran and Stevanović, Milena and Petrović, Isidora",
year = "2022",
abstract = "Pancreatic carcinoma still represents one of the most lethal malignant diseases in the world although some progress has been made in treating the disease in the past decades. Current multi-agent treatment options have improved the overall survival of patients, however, more effective treatment strategies are still needed. In this paper we have characterized the anticancer potential of coumarin-palladium(II) complex against pancreatic carcinoma cells. Cells viability, colony formation and migratory potential of pancreatic carcinoma cells were assessed in vitro, followed by evaluation of apoptosis induction and in vivo testing on zebrafish. Presented results showed remarkable reduction in pancreatic carcinoma cells growth both in vitro and in vivo, being effective at micromolar concentrations (0.5 mu M). Treatments induced apoptosis, increased BAX/BCL-2 ratio and suppressed the expression of SOX9 and SOX18, genes shown to be significantly up-regulated in pancreatic ductal adenocarcinoma. Importantly, treatments of the zebrafish-pancreatic adenocarcinoma xenografts resulted in significant reduction in tumor mass, without provoking any adverse toxic effects including hepatotoxicity. Presented results indicate the great potential of the tested compound and the perspective of its further development towards pancreatic cancer therapy.",
publisher = "MDPI, Basel",
journal = "Molecules",
title = "Coumarin-Palladium(II) Complex Acts as a Potent and Non-Toxic Anticancer Agent against Pancreatic Carcinoma Cells",
number = "7",
volume = "27",
doi = "10.3390/molecules27072115"
}
Krstić, A., Pavić, A., Avdović, E. H., Marković, Z., Stevanović, M.,& Petrović, I.. (2022). Coumarin-Palladium(II) Complex Acts as a Potent and Non-Toxic Anticancer Agent against Pancreatic Carcinoma Cells. in Molecules
MDPI, Basel., 27(7).
https://doi.org/10.3390/molecules27072115
Krstić A, Pavić A, Avdović EH, Marković Z, Stevanović M, Petrović I. Coumarin-Palladium(II) Complex Acts as a Potent and Non-Toxic Anticancer Agent against Pancreatic Carcinoma Cells. in Molecules. 2022;27(7).
doi:10.3390/molecules27072115 .
Krstić, Aleksandra, Pavić, Aleksandar, Avdović, Edina H., Marković, Zoran, Stevanović, Milena, Petrović, Isidora, "Coumarin-Palladium(II) Complex Acts as a Potent and Non-Toxic Anticancer Agent against Pancreatic Carcinoma Cells" in Molecules, 27, no. 7 (2022),
https://doi.org/10.3390/molecules27072115 . .
6
6

Cobalt(II) and magnesium(II) complexes with 1,3-pdta-type of ligands: influence of an alkyl substituent at 1,3-propanediamine chain on the structural and antimicrobial properties of the complex

Gitarić, Jelena; Stanojević, Ivana M.; Radanović, Dušanka D.; Crochet, Aurélien; Ašanin, Darko P.; Janković, Vukašin; Škaro Bogojević, Sanja; Djuran, Miloš I.; Glišić, Biljana

(2022)

TY  - JOUR
AU  - Gitarić, Jelena
AU  - Stanojević, Ivana M.
AU  - Radanović, Dušanka D.
AU  - Crochet, Aurélien
AU  - Ašanin, Darko P.
AU  - Janković, Vukašin
AU  - Škaro Bogojević, Sanja
AU  - Djuran, Miloš I.
AU  - Glišić, Biljana
PY  - 2022
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1670
AB  - To investigate how modification in the structure of 1,3-propanediamine chain of 1,3-pdta (1,3-propanediamine-N,N,N′,N′-tetraacetate) ligand affects the structural and biological properties of the corresponding metal complexes, two new octahedral complexes, [Co(H2O)5Co(2,2-diMe-1,3-pdta)]·H2O (1) and [Mg(H2O)5Mg(2,2-diMe-1,3-pdta)]·1.5H2O (2) (2,2-diMe-1,3-pdta = 2,2-dimethyl-1,3-propanediamine-N,N,N′,N′-tetraacetate), were synthesized and characterized by IR spectroscopy and single-crystal X-ray diffraction analysis. Additionally, UV-Vis and NMR spectroscopic methods were applied for the characterization of 1 and 2, respectively. Crystallographic data indicate that these complexes contain 2,2-diMe-1,3-pdta coordinated to the metal ion through 2 N and 4 O atoms forming [M(H2O)5M′(2,2-diMe-1,3-pdta)] complex unit (M, M′ = Co(II), Co(II) (1) and M, M′ = Mg(II), Mg(II) (2)), which is composed of [M′(2,2-diMe-1,3-pdta)]2− and [M(H2O)5O]2+ octahedra bridged by one of the axial carboxylate groups. The antimicrobial activities of 1 and 2 were evaluated against different bacteria and Candida spp., while their cytotoxic effect was tested on the normal human lung fibroblasts (MRC-5). The ability of 1 and 2 to inhibit formation of C. glabrata biofilms was also assessed. The obtained structural parameters and biological properties of the two complexes were compared to Co(II) and Mg(II) complexes with 1,3-pdta ligand.
T2  - Journal of Coordination Chemistry
T2  - Journal of Coordination Chemistry
T1  - Cobalt(II) and magnesium(II) complexes with 1,3-pdta-type of ligands: influence of an alkyl substituent at 1,3-propanediamine chain on the structural and antimicrobial properties of the complex
EP  - 1914
IS  - 11-14
SP  - 1899
VL  - 75
DO  - 10.1080/00958972.2022.2101365
ER  - 
@article{
author = "Gitarić, Jelena and Stanojević, Ivana M. and Radanović, Dušanka D. and Crochet, Aurélien and Ašanin, Darko P. and Janković, Vukašin and Škaro Bogojević, Sanja and Djuran, Miloš I. and Glišić, Biljana",
year = "2022",
abstract = "To investigate how modification in the structure of 1,3-propanediamine chain of 1,3-pdta (1,3-propanediamine-N,N,N′,N′-tetraacetate) ligand affects the structural and biological properties of the corresponding metal complexes, two new octahedral complexes, [Co(H2O)5Co(2,2-diMe-1,3-pdta)]·H2O (1) and [Mg(H2O)5Mg(2,2-diMe-1,3-pdta)]·1.5H2O (2) (2,2-diMe-1,3-pdta = 2,2-dimethyl-1,3-propanediamine-N,N,N′,N′-tetraacetate), were synthesized and characterized by IR spectroscopy and single-crystal X-ray diffraction analysis. Additionally, UV-Vis and NMR spectroscopic methods were applied for the characterization of 1 and 2, respectively. Crystallographic data indicate that these complexes contain 2,2-diMe-1,3-pdta coordinated to the metal ion through 2 N and 4 O atoms forming [M(H2O)5M′(2,2-diMe-1,3-pdta)] complex unit (M, M′ = Co(II), Co(II) (1) and M, M′ = Mg(II), Mg(II) (2)), which is composed of [M′(2,2-diMe-1,3-pdta)]2− and [M(H2O)5O]2+ octahedra bridged by one of the axial carboxylate groups. The antimicrobial activities of 1 and 2 were evaluated against different bacteria and Candida spp., while their cytotoxic effect was tested on the normal human lung fibroblasts (MRC-5). The ability of 1 and 2 to inhibit formation of C. glabrata biofilms was also assessed. The obtained structural parameters and biological properties of the two complexes were compared to Co(II) and Mg(II) complexes with 1,3-pdta ligand.",
journal = "Journal of Coordination Chemistry, Journal of Coordination Chemistry",
title = "Cobalt(II) and magnesium(II) complexes with 1,3-pdta-type of ligands: influence of an alkyl substituent at 1,3-propanediamine chain on the structural and antimicrobial properties of the complex",
pages = "1914-1899",
number = "11-14",
volume = "75",
doi = "10.1080/00958972.2022.2101365"
}
Gitarić, J., Stanojević, I. M., Radanović, D. D., Crochet, A., Ašanin, D. P., Janković, V., Škaro Bogojević, S., Djuran, M. I.,& Glišić, B.. (2022). Cobalt(II) and magnesium(II) complexes with 1,3-pdta-type of ligands: influence of an alkyl substituent at 1,3-propanediamine chain on the structural and antimicrobial properties of the complex. in Journal of Coordination Chemistry, 75(11-14), 1899-1914.
https://doi.org/10.1080/00958972.2022.2101365
Gitarić J, Stanojević IM, Radanović DD, Crochet A, Ašanin DP, Janković V, Škaro Bogojević S, Djuran MI, Glišić B. Cobalt(II) and magnesium(II) complexes with 1,3-pdta-type of ligands: influence of an alkyl substituent at 1,3-propanediamine chain on the structural and antimicrobial properties of the complex. in Journal of Coordination Chemistry. 2022;75(11-14):1899-1914.
doi:10.1080/00958972.2022.2101365 .
Gitarić, Jelena, Stanojević, Ivana M., Radanović, Dušanka D., Crochet, Aurélien, Ašanin, Darko P., Janković, Vukašin, Škaro Bogojević, Sanja, Djuran, Miloš I., Glišić, Biljana, "Cobalt(II) and magnesium(II) complexes with 1,3-pdta-type of ligands: influence of an alkyl substituent at 1,3-propanediamine chain on the structural and antimicrobial properties of the complex" in Journal of Coordination Chemistry, 75, no. 11-14 (2022):1899-1914,
https://doi.org/10.1080/00958972.2022.2101365 . .
1
1

Structural characterization and antimicrobial evaluation of chromium(III) and cobalt(III) complexes with 2,2-diMe-1,3-pdta: Tuning dimensionality of coordination polymer and the water content by alkyl substitution

Gitarić, Jelena; Warzajtis, Beata; Drasković, Nenad S.; Stevanović, Milena; Ašanin, Darko P.; Škaro Bogojević, Sanja; Rychlewska, Urszula; Djuran, Milos ; Glišić, Biljana

(Pergamon-Elsevier Science Ltd, Oxford, 2022)

TY  - JOUR
AU  - Gitarić, Jelena
AU  - Warzajtis, Beata
AU  - Drasković, Nenad S.
AU  - Stevanović, Milena
AU  - Ašanin, Darko P.
AU  - Škaro Bogojević, Sanja
AU  - Rychlewska, Urszula
AU  - Djuran, Milos 
AU  - Glišić, Biljana
PY  - 2022
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1599
AB  - Hexadentate 2,2-dimethyl-1,3-propanediamine-N,N,N',N'-tetraacetate (2,2-diMe-1,3-pdta) ligand, containing two methyl substituents at the central carbon atom of a 1,3-propanediamine, has been prepared and used for the synthesis of Na[Cr(2,2-diMe-1,3-pdta)].3.75H2O (1) and Na[Co(2,2-diMe-1,3-pdta)].3.88H(2)O (2) complexes. These complexes were characterized by IR and electronic absorption spectroscopy, and single-crystal X-ray diffraction analysis. NMR (H-1 and C-13) spectroscopy was additionally applied for the characterization of complex 2. Crystallographic data indicate that the two investigated crystals are isostructural and contain 2,2-diMe-1,3-pdta ligand coordinated to metal ion through 2N and 4O atoms forming an octahedral complex in which the six-membered 1,3-propanediamine chelate ring adopts a twist-boat conformation. There are four such complex anions in the symmetry independent part of the unit cell. Each complex anion is further connected to the sodium counterion(s) via the bridging carboxylate group(s). Structural changes in 2,2-diMe-1,3-pdta-Cr(III) complex stimulated solely by the presence of alkyl side groups are discussed. The present study shows that in 1,3-pdtatype complexes of Cr(III) and Co(III), the environment at coordination centre can be modified by introducing substitution in one of the carbon atoms of the diamine and the resulting difference in the subunit structure can bring about noticeable change in molecular and crystal structure. The examples illustrate the importance of the steric effect for the fine tuning of the dimensionality of the resulting coordination polymer and the water content. The antimicrobial activity of complexes 1 and 2 was evaluated against different bacterial and Candida spp., while their cytotoxic effects were tested on the normal human lung fibroblast cell line (MRC-5).
PB  - Pergamon-Elsevier Science Ltd, Oxford
T2  - Polyhedron
T1  - Structural characterization and antimicrobial evaluation of chromium(III) and cobalt(III) complexes with 2,2-diMe-1,3-pdta: Tuning dimensionality of coordination polymer and the water content by alkyl substitution
VL  - 222
DO  - 10.1016/j.poly.2022.115864
ER  - 
@article{
author = "Gitarić, Jelena and Warzajtis, Beata and Drasković, Nenad S. and Stevanović, Milena and Ašanin, Darko P. and Škaro Bogojević, Sanja and Rychlewska, Urszula and Djuran, Milos  and Glišić, Biljana",
year = "2022",
abstract = "Hexadentate 2,2-dimethyl-1,3-propanediamine-N,N,N',N'-tetraacetate (2,2-diMe-1,3-pdta) ligand, containing two methyl substituents at the central carbon atom of a 1,3-propanediamine, has been prepared and used for the synthesis of Na[Cr(2,2-diMe-1,3-pdta)].3.75H2O (1) and Na[Co(2,2-diMe-1,3-pdta)].3.88H(2)O (2) complexes. These complexes were characterized by IR and electronic absorption spectroscopy, and single-crystal X-ray diffraction analysis. NMR (H-1 and C-13) spectroscopy was additionally applied for the characterization of complex 2. Crystallographic data indicate that the two investigated crystals are isostructural and contain 2,2-diMe-1,3-pdta ligand coordinated to metal ion through 2N and 4O atoms forming an octahedral complex in which the six-membered 1,3-propanediamine chelate ring adopts a twist-boat conformation. There are four such complex anions in the symmetry independent part of the unit cell. Each complex anion is further connected to the sodium counterion(s) via the bridging carboxylate group(s). Structural changes in 2,2-diMe-1,3-pdta-Cr(III) complex stimulated solely by the presence of alkyl side groups are discussed. The present study shows that in 1,3-pdtatype complexes of Cr(III) and Co(III), the environment at coordination centre can be modified by introducing substitution in one of the carbon atoms of the diamine and the resulting difference in the subunit structure can bring about noticeable change in molecular and crystal structure. The examples illustrate the importance of the steric effect for the fine tuning of the dimensionality of the resulting coordination polymer and the water content. The antimicrobial activity of complexes 1 and 2 was evaluated against different bacterial and Candida spp., while their cytotoxic effects were tested on the normal human lung fibroblast cell line (MRC-5).",
publisher = "Pergamon-Elsevier Science Ltd, Oxford",
journal = "Polyhedron",
title = "Structural characterization and antimicrobial evaluation of chromium(III) and cobalt(III) complexes with 2,2-diMe-1,3-pdta: Tuning dimensionality of coordination polymer and the water content by alkyl substitution",
volume = "222",
doi = "10.1016/j.poly.2022.115864"
}
Gitarić, J., Warzajtis, B., Drasković, N. S., Stevanović, M., Ašanin, D. P., Škaro Bogojević, S., Rychlewska, U., Djuran, M.,& Glišić, B.. (2022). Structural characterization and antimicrobial evaluation of chromium(III) and cobalt(III) complexes with 2,2-diMe-1,3-pdta: Tuning dimensionality of coordination polymer and the water content by alkyl substitution. in Polyhedron
Pergamon-Elsevier Science Ltd, Oxford., 222.
https://doi.org/10.1016/j.poly.2022.115864
Gitarić J, Warzajtis B, Drasković NS, Stevanović M, Ašanin DP, Škaro Bogojević S, Rychlewska U, Djuran M, Glišić B. Structural characterization and antimicrobial evaluation of chromium(III) and cobalt(III) complexes with 2,2-diMe-1,3-pdta: Tuning dimensionality of coordination polymer and the water content by alkyl substitution. in Polyhedron. 2022;222.
doi:10.1016/j.poly.2022.115864 .
Gitarić, Jelena, Warzajtis, Beata, Drasković, Nenad S., Stevanović, Milena, Ašanin, Darko P., Škaro Bogojević, Sanja, Rychlewska, Urszula, Djuran, Milos , Glišić, Biljana, "Structural characterization and antimicrobial evaluation of chromium(III) and cobalt(III) complexes with 2,2-diMe-1,3-pdta: Tuning dimensionality of coordination polymer and the water content by alkyl substitution" in Polyhedron, 222 (2022),
https://doi.org/10.1016/j.poly.2022.115864 . .
4
4

Synthesis and Biological Screening of New 4-Hydroxycoumarin Derivatives and Their Palladium(II) Complexes

Avdović, Edina H.; Petrović, Isidora; Stevanović, Milena; Saso, Luciano; Dimitrić Marković, Jasmina M.; Filipović, Nenad D.; Zivić, Miroslav Z.; Cvetić Antić, Tijana N.; Zizić, Milan V.; Todorović, Nataša V.; Vukić, Milena; Trifunović, Srecko R.; Marković, Zoran S.

(Hindawi Ltd, London, 2021)

TY  - JOUR
AU  - Avdović, Edina H.
AU  - Petrović, Isidora
AU  - Stevanović, Milena
AU  - Saso, Luciano
AU  - Dimitrić Marković, Jasmina M.
AU  - Filipović, Nenad D.
AU  - Zivić, Miroslav Z.
AU  - Cvetić Antić, Tijana N.
AU  - Zizić, Milan V.
AU  - Todorović, Nataša V.
AU  - Vukić, Milena
AU  - Trifunović, Srecko R.
AU  - Marković, Zoran S.
PY  - 2021
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1443
AB  - Two newly synthesized 4-hydroxycoumarin bidentate ligands (L1 and L2) and their palladium(II) complexes (C1 and C2) were screened for their biological activities, in vitro and in vivo. Structures of new compounds were established based on elemental analysis, H-1 NMR, C-13 NMR, and IR spectroscopic techniques. The obtained compounds were tested for their antioxidative and cytotoxic activities and results pointed to selective antiradical activity of palladium(II) complexes towards (OH)-O-center dot and -center dot OOH radicals and anti-ABTS (2,2 '-Azino-bis(3-ethylbenzothiazoline-6-sulfonic acid) cation radical) activity comparable to that of ascorbate. Results indicated the effect of C1 and C2 on the enzymatic activity of the antioxidative defense system. In vitro cytotoxicity assay performed on different carcinoma cell lines (HCT166, A375, and MIA PaCa-2), and one healthy fibroblast cell line (MRC-5) showed a cytotoxic effect of both C1 and C2, expressed as a decrease in carcinoma cells' viability, mostly by induction of apoptosis. In vivo toxicity tests performed on zebrafish embryos indicated different effects of C1 and C2, ranging from adverse developmental effect to no toxicity, depending on tested concentration. According to docking studies, both complexes (C1 and C2) showed better inhibitory activity in comparison to other palladium(II) complexes.
PB  - Hindawi Ltd, London
T2  - Oxidative Medicine and Cellular Longevity
T1  - Synthesis and Biological Screening of New 4-Hydroxycoumarin Derivatives and Their Palladium(II) Complexes
VL  - 2021
DO  - 10.1155/2021/8849568
ER  - 
@article{
author = "Avdović, Edina H. and Petrović, Isidora and Stevanović, Milena and Saso, Luciano and Dimitrić Marković, Jasmina M. and Filipović, Nenad D. and Zivić, Miroslav Z. and Cvetić Antić, Tijana N. and Zizić, Milan V. and Todorović, Nataša V. and Vukić, Milena and Trifunović, Srecko R. and Marković, Zoran S.",
year = "2021",
abstract = "Two newly synthesized 4-hydroxycoumarin bidentate ligands (L1 and L2) and their palladium(II) complexes (C1 and C2) were screened for their biological activities, in vitro and in vivo. Structures of new compounds were established based on elemental analysis, H-1 NMR, C-13 NMR, and IR spectroscopic techniques. The obtained compounds were tested for their antioxidative and cytotoxic activities and results pointed to selective antiradical activity of palladium(II) complexes towards (OH)-O-center dot and -center dot OOH radicals and anti-ABTS (2,2 '-Azino-bis(3-ethylbenzothiazoline-6-sulfonic acid) cation radical) activity comparable to that of ascorbate. Results indicated the effect of C1 and C2 on the enzymatic activity of the antioxidative defense system. In vitro cytotoxicity assay performed on different carcinoma cell lines (HCT166, A375, and MIA PaCa-2), and one healthy fibroblast cell line (MRC-5) showed a cytotoxic effect of both C1 and C2, expressed as a decrease in carcinoma cells' viability, mostly by induction of apoptosis. In vivo toxicity tests performed on zebrafish embryos indicated different effects of C1 and C2, ranging from adverse developmental effect to no toxicity, depending on tested concentration. According to docking studies, both complexes (C1 and C2) showed better inhibitory activity in comparison to other palladium(II) complexes.",
publisher = "Hindawi Ltd, London",
journal = "Oxidative Medicine and Cellular Longevity",
title = "Synthesis and Biological Screening of New 4-Hydroxycoumarin Derivatives and Their Palladium(II) Complexes",
volume = "2021",
doi = "10.1155/2021/8849568"
}
Avdović, E. H., Petrović, I., Stevanović, M., Saso, L., Dimitrić Marković, J. M., Filipović, N. D., Zivić, M. Z., Cvetić Antić, T. N., Zizić, M. V., Todorović, N. V., Vukić, M., Trifunović, S. R.,& Marković, Z. S.. (2021). Synthesis and Biological Screening of New 4-Hydroxycoumarin Derivatives and Their Palladium(II) Complexes. in Oxidative Medicine and Cellular Longevity
Hindawi Ltd, London., 2021.
https://doi.org/10.1155/2021/8849568
Avdović EH, Petrović I, Stevanović M, Saso L, Dimitrić Marković JM, Filipović ND, Zivić MZ, Cvetić Antić TN, Zizić MV, Todorović NV, Vukić M, Trifunović SR, Marković ZS. Synthesis and Biological Screening of New 4-Hydroxycoumarin Derivatives and Their Palladium(II) Complexes. in Oxidative Medicine and Cellular Longevity. 2021;2021.
doi:10.1155/2021/8849568 .
Avdović, Edina H., Petrović, Isidora, Stevanović, Milena, Saso, Luciano, Dimitrić Marković, Jasmina M., Filipović, Nenad D., Zivić, Miroslav Z., Cvetić Antić, Tijana N., Zizić, Milan V., Todorović, Nataša V., Vukić, Milena, Trifunović, Srecko R., Marković, Zoran S., "Synthesis and Biological Screening of New 4-Hydroxycoumarin Derivatives and Their Palladium(II) Complexes" in Oxidative Medicine and Cellular Longevity, 2021 (2021),
https://doi.org/10.1155/2021/8849568 . .
15
4
14

Structural Characterization, Antimicrobial Activity and BSA/DNA Binding Affinity of New Silver(I) Complexes with Thianthrene and 1,8-Naphthyridine

Ašanin, Darko P.; Škaro Bogojević, Sanja; Perdih, Franc; Andrejević, Tina P.; Milivojević, Dušan; Aleksić, Ivana; Nikodinović-Runić, Jasmina; Glišić, Biljana; Turel, Iztok; Djuran, Milos

(Basel : MDPI, 2021)

TY  - JOUR
AU  - Ašanin, Darko P.
AU  - Škaro Bogojević, Sanja
AU  - Perdih, Franc
AU  - Andrejević, Tina P.
AU  - Milivojević, Dušan
AU  - Aleksić, Ivana
AU  - Nikodinović-Runić, Jasmina
AU  - Glišić, Biljana
AU  - Turel, Iztok
AU  - Djuran, Milos
PY  - 2021
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1420
AB  - Three new silver(I) complexes [Ag(NO3)(tia)(H2O)](n) (Ag1), [Ag(CF3SO3)(1,8-naph)](n) (Ag2) and [Ag-2(1,8-naph)(2)(H2O)(1.2)](PF6)(2) (Ag3), where tia is thianthrene and 1,8-naph is 1,8-naphthyridine, were synthesized and structurally characterized by different spectroscopic and electrochemical methods and their crystal structures were determined by single-crystal X-ray diffraction analysis. Their antimicrobial potential was evaluated against four bacterial and three Candida species, and the obtained results revealed that these complexes showed significant activity toward the Gram-positive Staphylococcus aureus, Gram-negative Pseudomonas aeruginosa and the investigated Candida species with minimal inhibitory concentration (MIC) values in the range 1.56-7.81 mu g/mL. On the other hand, tia and 1,8-naph ligands were not active against the investigated strains, suggesting that their complexation with Ag(I) ion results in the formation of antimicrobial compounds. Moreover, low toxicity of the complexes was detected by in vivo model Caenorhabditis elegans. The interaction of the complexes with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) was studied to evaluate their binding affinity towards these biomolecules for possible insights into the mode of antimicrobial activity. The binding affinity of Ag1-3 to BSA was higher than that for DNA, indicating that proteins could be more favorable binding sites for these complexes in comparison to the nucleic acids.
PB  - Basel : MDPI
T2  - Molecules
T1  - Structural Characterization, Antimicrobial Activity and BSA/DNA Binding Affinity of New Silver(I) Complexes with Thianthrene and 1,8-Naphthyridine
IS  - 7
VL  - 26
DO  - 10.3390/molecules26071871
ER  - 
@article{
author = "Ašanin, Darko P. and Škaro Bogojević, Sanja and Perdih, Franc and Andrejević, Tina P. and Milivojević, Dušan and Aleksić, Ivana and Nikodinović-Runić, Jasmina and Glišić, Biljana and Turel, Iztok and Djuran, Milos",
year = "2021",
abstract = "Three new silver(I) complexes [Ag(NO3)(tia)(H2O)](n) (Ag1), [Ag(CF3SO3)(1,8-naph)](n) (Ag2) and [Ag-2(1,8-naph)(2)(H2O)(1.2)](PF6)(2) (Ag3), where tia is thianthrene and 1,8-naph is 1,8-naphthyridine, were synthesized and structurally characterized by different spectroscopic and electrochemical methods and their crystal structures were determined by single-crystal X-ray diffraction analysis. Their antimicrobial potential was evaluated against four bacterial and three Candida species, and the obtained results revealed that these complexes showed significant activity toward the Gram-positive Staphylococcus aureus, Gram-negative Pseudomonas aeruginosa and the investigated Candida species with minimal inhibitory concentration (MIC) values in the range 1.56-7.81 mu g/mL. On the other hand, tia and 1,8-naph ligands were not active against the investigated strains, suggesting that their complexation with Ag(I) ion results in the formation of antimicrobial compounds. Moreover, low toxicity of the complexes was detected by in vivo model Caenorhabditis elegans. The interaction of the complexes with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) was studied to evaluate their binding affinity towards these biomolecules for possible insights into the mode of antimicrobial activity. The binding affinity of Ag1-3 to BSA was higher than that for DNA, indicating that proteins could be more favorable binding sites for these complexes in comparison to the nucleic acids.",
publisher = "Basel : MDPI",
journal = "Molecules",
title = "Structural Characterization, Antimicrobial Activity and BSA/DNA Binding Affinity of New Silver(I) Complexes with Thianthrene and 1,8-Naphthyridine",
number = "7",
volume = "26",
doi = "10.3390/molecules26071871"
}
Ašanin, D. P., Škaro Bogojević, S., Perdih, F., Andrejević, T. P., Milivojević, D., Aleksić, I., Nikodinović-Runić, J., Glišić, B., Turel, I.,& Djuran, M.. (2021). Structural Characterization, Antimicrobial Activity and BSA/DNA Binding Affinity of New Silver(I) Complexes with Thianthrene and 1,8-Naphthyridine. in Molecules
Basel : MDPI., 26(7).
https://doi.org/10.3390/molecules26071871
Ašanin DP, Škaro Bogojević S, Perdih F, Andrejević TP, Milivojević D, Aleksić I, Nikodinović-Runić J, Glišić B, Turel I, Djuran M. Structural Characterization, Antimicrobial Activity and BSA/DNA Binding Affinity of New Silver(I) Complexes with Thianthrene and 1,8-Naphthyridine. in Molecules. 2021;26(7).
doi:10.3390/molecules26071871 .
Ašanin, Darko P., Škaro Bogojević, Sanja, Perdih, Franc, Andrejević, Tina P., Milivojević, Dušan, Aleksić, Ivana, Nikodinović-Runić, Jasmina, Glišić, Biljana, Turel, Iztok, Djuran, Milos, "Structural Characterization, Antimicrobial Activity and BSA/DNA Binding Affinity of New Silver(I) Complexes with Thianthrene and 1,8-Naphthyridine" in Molecules, 26, no. 7 (2021),
https://doi.org/10.3390/molecules26071871 . .
12
15
12

Improvement of the anti-Candida activity of itraconazole in the zebrafish infection model by its coordination to silver(I)

Stevanović, Nevena Lj.; Glišić, Biljana; Vojnović, Sandra; Wadepohl, Hubert; Andrejević, Tina P.; Durić, Sonja Z.; Savić, Nada D.; Nikodinović-Runić, Jasmina; Djuran, Milos ; Pavić, Aleksandar

(Elsevier, Amsterdam, 2021)

TY  - JOUR
AU  - Stevanović, Nevena Lj.
AU  - Glišić, Biljana
AU  - Vojnović, Sandra
AU  - Wadepohl, Hubert
AU  - Andrejević, Tina P.
AU  - Durić, Sonja Z.
AU  - Savić, Nada D.
AU  - Nikodinović-Runić, Jasmina
AU  - Djuran, Milos 
AU  - Pavić, Aleksandar
PY  - 2021
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1424
AB  - In order to develop a novel antifungal agent, we synthesized and completely structurally characterized the silver(I) complex with the known antimycotic itraconazole (itraco), [Ag(itraco-N)(2)]NO3 center dot H2O (Agitraco). The spectroscopic and crystallographic results revealed that, in this complex, two itraco ligands are monodentately coordinated to the Ag(I) ion via the triazole nitrogen atom forming a cationic [Ag(itraco-N)(2)]+ part, which is neutralized by the nitrate anion. The antifungal effect of silver(I) complex and itraconazole was evaluated against four different Candida species (C. albicans, C. glabrata, C. parapsilosis and C. krusei) by means of minimal inhibitory concentrations (MICs). Agitraco complex shows enhanced antifungal activity than itraco, being 2.3- and 4.5-fold more active against C. albicans and C. glabrata, respectively. The complex was also more efficient in inhibiting yeast to hyphae transition process in C. albicans, which is an important step in its pathogenesis. Part of the improved activity of Agitraco could be attributed to the greater induction of reactive oxygen species in Candida spp. with respect to itraco. The toxicity evaluation in the zebrafish model (Danio rerio) suggests that the Agitraco complex has better therapeutic profile and improved antifungal efficacy with respect to the parent drug, which were also proven in vivo using the zebrafish model of lethal disseminated candidiasis. Interaction of Agitraco with bovine serum albumin (BSA) was investigated with the aim to assess its binding affinity toward this biomolecule.
PB  - Elsevier, Amsterdam
T2  - Journal of Molecular Structure
T1  - Improvement of the anti-Candida activity of itraconazole in the zebrafish infection model by its coordination to silver(I)
VL  - 1232
DO  - 10.1016/j.molstruc.2021.130006
ER  - 
@article{
author = "Stevanović, Nevena Lj. and Glišić, Biljana and Vojnović, Sandra and Wadepohl, Hubert and Andrejević, Tina P. and Durić, Sonja Z. and Savić, Nada D. and Nikodinović-Runić, Jasmina and Djuran, Milos  and Pavić, Aleksandar",
year = "2021",
abstract = "In order to develop a novel antifungal agent, we synthesized and completely structurally characterized the silver(I) complex with the known antimycotic itraconazole (itraco), [Ag(itraco-N)(2)]NO3 center dot H2O (Agitraco). The spectroscopic and crystallographic results revealed that, in this complex, two itraco ligands are monodentately coordinated to the Ag(I) ion via the triazole nitrogen atom forming a cationic [Ag(itraco-N)(2)]+ part, which is neutralized by the nitrate anion. The antifungal effect of silver(I) complex and itraconazole was evaluated against four different Candida species (C. albicans, C. glabrata, C. parapsilosis and C. krusei) by means of minimal inhibitory concentrations (MICs). Agitraco complex shows enhanced antifungal activity than itraco, being 2.3- and 4.5-fold more active against C. albicans and C. glabrata, respectively. The complex was also more efficient in inhibiting yeast to hyphae transition process in C. albicans, which is an important step in its pathogenesis. Part of the improved activity of Agitraco could be attributed to the greater induction of reactive oxygen species in Candida spp. with respect to itraco. The toxicity evaluation in the zebrafish model (Danio rerio) suggests that the Agitraco complex has better therapeutic profile and improved antifungal efficacy with respect to the parent drug, which were also proven in vivo using the zebrafish model of lethal disseminated candidiasis. Interaction of Agitraco with bovine serum albumin (BSA) was investigated with the aim to assess its binding affinity toward this biomolecule.",
publisher = "Elsevier, Amsterdam",
journal = "Journal of Molecular Structure",
title = "Improvement of the anti-Candida activity of itraconazole in the zebrafish infection model by its coordination to silver(I)",
volume = "1232",
doi = "10.1016/j.molstruc.2021.130006"
}
Stevanović, N. Lj., Glišić, B., Vojnović, S., Wadepohl, H., Andrejević, T. P., Durić, S. Z., Savić, N. D., Nikodinović-Runić, J., Djuran, M.,& Pavić, A.. (2021). Improvement of the anti-Candida activity of itraconazole in the zebrafish infection model by its coordination to silver(I). in Journal of Molecular Structure
Elsevier, Amsterdam., 1232.
https://doi.org/10.1016/j.molstruc.2021.130006
Stevanović NL, Glišić B, Vojnović S, Wadepohl H, Andrejević TP, Durić SZ, Savić ND, Nikodinović-Runić J, Djuran M, Pavić A. Improvement of the anti-Candida activity of itraconazole in the zebrafish infection model by its coordination to silver(I). in Journal of Molecular Structure. 2021;1232.
doi:10.1016/j.molstruc.2021.130006 .
Stevanović, Nevena Lj., Glišić, Biljana, Vojnović, Sandra, Wadepohl, Hubert, Andrejević, Tina P., Durić, Sonja Z., Savić, Nada D., Nikodinović-Runić, Jasmina, Djuran, Milos , Pavić, Aleksandar, "Improvement of the anti-Candida activity of itraconazole in the zebrafish infection model by its coordination to silver(I)" in Journal of Molecular Structure, 1232 (2021),
https://doi.org/10.1016/j.molstruc.2021.130006 . .
10
10

Improvement of antifungal activity and therapeutic profile of fluconazole by its complexation with copper(II) and zinc(II) ions. Complex characterization and antimicrobial activity studies

Stevanović, Nevena; Aleksic, Ivana; Kljun, Jakob; Ašanin, Darko; Andrejević, Tina; Nikodinović-Runić, Jasmina; Turel, Iztok; Djuran, Miloš; Glišić, Biljana

(2020)

TY  - CONF
AU  - Stevanović, Nevena
AU  - Aleksic, Ivana
AU  - Kljun, Jakob
AU  - Ašanin, Darko
AU  - Andrejević, Tina
AU  - Nikodinović-Runić, Jasmina
AU  - Turel, Iztok
AU  - Djuran, Miloš
AU  - Glišić, Biljana
PY  - 2020
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1641
AB  - Over the last few decades, invasive fungal infections represent a serious problem for modern-day healthcare. Aspergillus, Candida and Cryptococcus species are the most common pathogens causing life-threatening infections. Therapeutic options for the treatment of fungal infections are presently limited to only four classes of compounds and each of these drug classes has significant therapeutic limitations, including serious toxic-side effects, resistance development and limited routes of administration. In order to overcome resistance of the clinically used antifungal triazole agents, we synthesized zinc(II) and copper(II) complexes with fluconazole (flz), {[ZnCl2(flz)2]·2C2H5OH}n (1) and {[CuCl2(flz)2].5H2O}n (2). These complexes were obtained from the reactions between ZnCl2 or CuCl2·2H2O with this antifungal agent in 1 : 2 molar ratio in ethanol at room temperature. The compounds were characterized by elemental analysis, NMR, IR and UV-Vis spectroscopy and mass spectrometry. The crystal structure of complex 1 was determined by a single-crystal X-ray diffraction analysis. The antimicrobial effect of both complexes and fluconazole was evaluated against different Candida species as well as Gram-positive and Gram-negative bacteria by means of minimal inhibitory concentrations (MICs). The obtained results have shown that, in most cases, the coordination of fluconazole to Zn(II) and Cu(II) ions leads to the enhancement of its antifungal activity. Both complexes showed strong inhibitory activity against C. albicans biofilm formation at concentrations lower than MIC values, as well as strong inhibition of C. albicans filamentation.
C3  - Electronic Conference on Medicinal Chemistry
T1  - Improvement of antifungal activity and therapeutic profile of fluconazole by its complexation with copper(II) and zinc(II) ions. Complex characterization and antimicrobial activity studies
DO  - 10.3390/ECMC2020-07373
ER  - 
@conference{
author = "Stevanović, Nevena and Aleksic, Ivana and Kljun, Jakob and Ašanin, Darko and Andrejević, Tina and Nikodinović-Runić, Jasmina and Turel, Iztok and Djuran, Miloš and Glišić, Biljana",
year = "2020",
abstract = "Over the last few decades, invasive fungal infections represent a serious problem for modern-day healthcare. Aspergillus, Candida and Cryptococcus species are the most common pathogens causing life-threatening infections. Therapeutic options for the treatment of fungal infections are presently limited to only four classes of compounds and each of these drug classes has significant therapeutic limitations, including serious toxic-side effects, resistance development and limited routes of administration. In order to overcome resistance of the clinically used antifungal triazole agents, we synthesized zinc(II) and copper(II) complexes with fluconazole (flz), {[ZnCl2(flz)2]·2C2H5OH}n (1) and {[CuCl2(flz)2].5H2O}n (2). These complexes were obtained from the reactions between ZnCl2 or CuCl2·2H2O with this antifungal agent in 1 : 2 molar ratio in ethanol at room temperature. The compounds were characterized by elemental analysis, NMR, IR and UV-Vis spectroscopy and mass spectrometry. The crystal structure of complex 1 was determined by a single-crystal X-ray diffraction analysis. The antimicrobial effect of both complexes and fluconazole was evaluated against different Candida species as well as Gram-positive and Gram-negative bacteria by means of minimal inhibitory concentrations (MICs). The obtained results have shown that, in most cases, the coordination of fluconazole to Zn(II) and Cu(II) ions leads to the enhancement of its antifungal activity. Both complexes showed strong inhibitory activity against C. albicans biofilm formation at concentrations lower than MIC values, as well as strong inhibition of C. albicans filamentation.",
journal = "Electronic Conference on Medicinal Chemistry",
title = "Improvement of antifungal activity and therapeutic profile of fluconazole by its complexation with copper(II) and zinc(II) ions. Complex characterization and antimicrobial activity studies",
doi = "10.3390/ECMC2020-07373"
}
Stevanović, N., Aleksic, I., Kljun, J., Ašanin, D., Andrejević, T., Nikodinović-Runić, J., Turel, I., Djuran, M.,& Glišić, B.. (2020). Improvement of antifungal activity and therapeutic profile of fluconazole by its complexation with copper(II) and zinc(II) ions. Complex characterization and antimicrobial activity studies. in Electronic Conference on Medicinal Chemistry.
https://doi.org/10.3390/ECMC2020-07373
Stevanović N, Aleksic I, Kljun J, Ašanin D, Andrejević T, Nikodinović-Runić J, Turel I, Djuran M, Glišić B. Improvement of antifungal activity and therapeutic profile of fluconazole by its complexation with copper(II) and zinc(II) ions. Complex characterization and antimicrobial activity studies. in Electronic Conference on Medicinal Chemistry. 2020;.
doi:10.3390/ECMC2020-07373 .
Stevanović, Nevena, Aleksic, Ivana, Kljun, Jakob, Ašanin, Darko, Andrejević, Tina, Nikodinović-Runić, Jasmina, Turel, Iztok, Djuran, Miloš, Glišić, Biljana, "Improvement of antifungal activity and therapeutic profile of fluconazole by its complexation with copper(II) and zinc(II) ions. Complex characterization and antimicrobial activity studies" in Electronic Conference on Medicinal Chemistry (2020),
https://doi.org/10.3390/ECMC2020-07373 . .

Polynuclear Silver(I) Complex with Thianthrene: Structural Characterization, Antimicrobial Activity and Interaction with Biomolecules

Ašanin, Darko P.; Andrejević, Tina P.; Škaro Bogojević, Sanja; Stevanović, Nevena Lj; Aleksic, Ivana; Milivojević, Dušan; Perdih, Franc; Turel, Iztok; Djuran, Miloš I.; Glišić, Biljana

(MDPI : Basel,Switzerland, 2020)

TY  - CONF
AU  - Ašanin, Darko P.
AU  - Andrejević, Tina P.
AU  - Škaro Bogojević, Sanja
AU  - Stevanović, Nevena Lj
AU  - Aleksic, Ivana
AU  - Milivojević, Dušan
AU  - Perdih, Franc
AU  - Turel, Iztok
AU  - Djuran, Miloš I.
AU  - Glišić, Biljana
PY  - 2020
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1632
AB  - New silver(I) complex with thianthrene (tia), [Ag(NO3)(tia)(H2O)]n, was synthesized by the reaction of AgNO3 with an equimolar amount of tia in ethanol/dichloromethane (v/v 1:1) at room temperature, and characterized by NMR, IR and UV-Vis spectroscopy and single-crystal X-ray diffraction analysis. The antimicrobial activity of the synthesized complex was evaluated against the broad panel of Gram-positive and Gram-negative bacteria and Candida spp. This complex showed significant activity toward important human pathogens Gram-positive Staphylococcus aureus and Candida parapsilosis with minimal inhibitory concentrations (MICs) being 3.91 µg/mL. The interaction of [Ag(NO3)(tia)(H2O)]n with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) was studied to evaluate the binding affinity towards these biomolecules for possible insights on the mode of antimicrobial activity. The binding affinity of the investigated complex to BSA is higher than that for DNA, indicating that proteins could be more favorable binding sites for this complex in comparison to the nucleic acids.
PB  - MDPI : Basel,Switzerland
C3  - The 1st International Electronic Conference on Applied Sciences
T1  - Polynuclear Silver(I) Complex with Thianthrene: Structural Characterization, Antimicrobial Activity and Interaction with Biomolecules
IS  - 1
SP  - 4
VL  - 67
DO  - 10.3390/ASEC2020-07534
ER  - 
@conference{
author = "Ašanin, Darko P. and Andrejević, Tina P. and Škaro Bogojević, Sanja and Stevanović, Nevena Lj and Aleksic, Ivana and Milivojević, Dušan and Perdih, Franc and Turel, Iztok and Djuran, Miloš I. and Glišić, Biljana",
year = "2020",
abstract = "New silver(I) complex with thianthrene (tia), [Ag(NO3)(tia)(H2O)]n, was synthesized by the reaction of AgNO3 with an equimolar amount of tia in ethanol/dichloromethane (v/v 1:1) at room temperature, and characterized by NMR, IR and UV-Vis spectroscopy and single-crystal X-ray diffraction analysis. The antimicrobial activity of the synthesized complex was evaluated against the broad panel of Gram-positive and Gram-negative bacteria and Candida spp. This complex showed significant activity toward important human pathogens Gram-positive Staphylococcus aureus and Candida parapsilosis with minimal inhibitory concentrations (MICs) being 3.91 µg/mL. The interaction of [Ag(NO3)(tia)(H2O)]n with calf thymus DNA (ct-DNA) and bovine serum albumin (BSA) was studied to evaluate the binding affinity towards these biomolecules for possible insights on the mode of antimicrobial activity. The binding affinity of the investigated complex to BSA is higher than that for DNA, indicating that proteins could be more favorable binding sites for this complex in comparison to the nucleic acids.",
publisher = "MDPI : Basel,Switzerland",
journal = "The 1st International Electronic Conference on Applied Sciences",
title = "Polynuclear Silver(I) Complex with Thianthrene: Structural Characterization, Antimicrobial Activity and Interaction with Biomolecules",
number = "1",
pages = "4",
volume = "67",
doi = "10.3390/ASEC2020-07534"
}
Ašanin, D. P., Andrejević, T. P., Škaro Bogojević, S., Stevanović, N. L., Aleksic, I., Milivojević, D., Perdih, F., Turel, I., Djuran, M. I.,& Glišić, B.. (2020). Polynuclear Silver(I) Complex with Thianthrene: Structural Characterization, Antimicrobial Activity and Interaction with Biomolecules. in The 1st International Electronic Conference on Applied Sciences
MDPI : Basel,Switzerland., 67(1), 4.
https://doi.org/10.3390/ASEC2020-07534
Ašanin DP, Andrejević TP, Škaro Bogojević S, Stevanović NL, Aleksic I, Milivojević D, Perdih F, Turel I, Djuran MI, Glišić B. Polynuclear Silver(I) Complex with Thianthrene: Structural Characterization, Antimicrobial Activity and Interaction with Biomolecules. in The 1st International Electronic Conference on Applied Sciences. 2020;67(1):4.
doi:10.3390/ASEC2020-07534 .
Ašanin, Darko P., Andrejević, Tina P., Škaro Bogojević, Sanja, Stevanović, Nevena Lj, Aleksic, Ivana, Milivojević, Dušan, Perdih, Franc, Turel, Iztok, Djuran, Miloš I., Glišić, Biljana, "Polynuclear Silver(I) Complex with Thianthrene: Structural Characterization, Antimicrobial Activity and Interaction with Biomolecules" in The 1st International Electronic Conference on Applied Sciences, 67, no. 1 (2020):4,
https://doi.org/10.3390/ASEC2020-07534 . .
1
1

Antimicrobial activity and DNA/BSA binding study of new silver(I) complexes with 1,8-naphthyridine

Asanin, Darko; Andrejević, Tina; Škaro Bogojević, Sanja; Perdih, Franc; Turel, Iztok; Nikodinović-Runić, Jasmina; Djuran, Miloš; Glišić, Biljana

(2020)

TY  - CONF
AU  - Asanin, Darko
AU  - Andrejević, Tina
AU  - Škaro Bogojević, Sanja
AU  - Perdih, Franc
AU  - Turel, Iztok
AU  - Nikodinović-Runić, Jasmina
AU  - Djuran, Miloš
AU  - Glišić, Biljana
PY  - 2020
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1634
AB  - Silver(I) compounds are well known for their pharmacological applications as antibiotics and have been also evaluated as potential anticancer agents. The use of simple silver(I) salts, such as AgNO3, as an antimicrobial agent, has been limited due to the formation of AgCl precipitate under the physiological conditions, preventing a major part of Ag(I) ions to reach the infected site. On the other hand, a slow and maintainable release of Ag(I) ion into the infected cell or tissue could be achieved by its administration in the form of complexes. Among different classes of ligands used for the synthesis of biologically active silver(I) complexes, a special attention was devoted to the aromatic nitrogen-containing heterocycles. Considering this, in the present study, we have synthesized two new silver(I) complexes with 1,8-naphthyridine (1,8-naph), polynuclear [Ag(CF3SO3)(1,8-naph)]n (Ag1) and dinuclear [Ag(1,8-naph)(H2O)]2(PF6)2 (Ag2), and evaluated their antimicrobial activity against Gram-positive and Gram-negative bacteria, as well as Candida spp. The obtained results revealed that these silver(I) complexes showed significant activity toward the Gram-positive Staphylococcus aureus and Candida spp. The values of binding constants of Ag1 and Ag2 to BSA are high enough to indicate their interaction to this biomolecule, but not so strong to prevent their release upon arrival to the target site. The partition coefficient (logP) values for Ag1 and Ag2 are -0.14 and 0.37, respectively, what is in accordance with those for pharmacophores in the Comprehensive Medicinal Chemistry database. Тhe investigated silver(I) complexes inside the cell could interact with DNA through the non-intercalative (electrostatic) mode.
C3  - Electronic Conference on Medicinal Chemistry
T1  - Antimicrobial activity and DNA/BSA binding study of new silver(I) complexes with 1,8-naphthyridine
DO  - 10.3390/ECMC2020-07372
ER  - 
@conference{
author = "Asanin, Darko and Andrejević, Tina and Škaro Bogojević, Sanja and Perdih, Franc and Turel, Iztok and Nikodinović-Runić, Jasmina and Djuran, Miloš and Glišić, Biljana",
year = "2020",
abstract = "Silver(I) compounds are well known for their pharmacological applications as antibiotics and have been also evaluated as potential anticancer agents. The use of simple silver(I) salts, such as AgNO3, as an antimicrobial agent, has been limited due to the formation of AgCl precipitate under the physiological conditions, preventing a major part of Ag(I) ions to reach the infected site. On the other hand, a slow and maintainable release of Ag(I) ion into the infected cell or tissue could be achieved by its administration in the form of complexes. Among different classes of ligands used for the synthesis of biologically active silver(I) complexes, a special attention was devoted to the aromatic nitrogen-containing heterocycles. Considering this, in the present study, we have synthesized two new silver(I) complexes with 1,8-naphthyridine (1,8-naph), polynuclear [Ag(CF3SO3)(1,8-naph)]n (Ag1) and dinuclear [Ag(1,8-naph)(H2O)]2(PF6)2 (Ag2), and evaluated their antimicrobial activity against Gram-positive and Gram-negative bacteria, as well as Candida spp. The obtained results revealed that these silver(I) complexes showed significant activity toward the Gram-positive Staphylococcus aureus and Candida spp. The values of binding constants of Ag1 and Ag2 to BSA are high enough to indicate their interaction to this biomolecule, but not so strong to prevent their release upon arrival to the target site. The partition coefficient (logP) values for Ag1 and Ag2 are -0.14 and 0.37, respectively, what is in accordance with those for pharmacophores in the Comprehensive Medicinal Chemistry database. Тhe investigated silver(I) complexes inside the cell could interact with DNA through the non-intercalative (electrostatic) mode.",
journal = "Electronic Conference on Medicinal Chemistry",
title = "Antimicrobial activity and DNA/BSA binding study of new silver(I) complexes with 1,8-naphthyridine",
doi = "10.3390/ECMC2020-07372"
}
Asanin, D., Andrejević, T., Škaro Bogojević, S., Perdih, F., Turel, I., Nikodinović-Runić, J., Djuran, M.,& Glišić, B.. (2020). Antimicrobial activity and DNA/BSA binding study of new silver(I) complexes with 1,8-naphthyridine. in Electronic Conference on Medicinal Chemistry.
https://doi.org/10.3390/ECMC2020-07372
Asanin D, Andrejević T, Škaro Bogojević S, Perdih F, Turel I, Nikodinović-Runić J, Djuran M, Glišić B. Antimicrobial activity and DNA/BSA binding study of new silver(I) complexes with 1,8-naphthyridine. in Electronic Conference on Medicinal Chemistry. 2020;.
doi:10.3390/ECMC2020-07372 .
Asanin, Darko, Andrejević, Tina, Škaro Bogojević, Sanja, Perdih, Franc, Turel, Iztok, Nikodinović-Runić, Jasmina, Djuran, Miloš, Glišić, Biljana, "Antimicrobial activity and DNA/BSA binding study of new silver(I) complexes with 1,8-naphthyridine" in Electronic Conference on Medicinal Chemistry (2020),
https://doi.org/10.3390/ECMC2020-07372 . .
1

Reaction of a 3-aryilidene-2-thiohydantoin derivative with polymeric trans-[CuCl2(DMSO)(2)](n) complex: unexpected isomerization to dinuclear cis-[{CuCl(DMSO)(2)}(mu-Cl)](2)

Stanić, Petar B.; Rodić, Marko, V; Soldatović, Tanja, V; Pavić, Aleksandar; Radaković, Nataša; Smit, Biljana M.; Živković, Marija D.

(Srpsko hemijsko društvo, Beograd, 2020)

TY  - JOUR
AU  - Stanić, Petar B.
AU  - Rodić, Marko, V
AU  - Soldatović, Tanja, V
AU  - Pavić, Aleksandar
AU  - Radaković, Nataša
AU  - Smit, Biljana M.
AU  - Živković, Marija D.
PY  - 2020
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1317
AB  - The 3-arylidene-2-thiohydantoin derivative, 3-[(2-hydroxybenzylidene)amino]-2-thioxoimidazolidin-4-one, was synthesized in a two-step condensation reaction of 2-hydroxybenzaldehyde, thiosemicarbazide and ethyl chloroacetate. The ligand was structurally characterized by NMR and IR spectroscopy, as well as by elemental analysis. In the reaction of the well-known polymeric trans-[CuCl2(DMSO)(2)](n) complex with the polydentate thiohydantoin type ligand, instead of the corresponding copper thiohydantoin complex, unexpectedly, the dinuclear cis-[{CuCl(DMSO)(2)}(mu-Cl)](2) complex (1) was formed predominantly as the final stable product. The structure of the complex 1 was confirmed by single crystal X-ray diffraction analysis. The cis-complex is obtained through assisted isomerization of the trans-form, in which the thiohydantoin derivative has a crucial role.
PB  - Srpsko hemijsko društvo, Beograd
T2  - Journal of the Serbian Chemical Society
T1  - Reaction of a 3-aryilidene-2-thiohydantoin derivative with polymeric trans-[CuCl2(DMSO)(2)](n) complex: unexpected isomerization to dinuclear cis-[{CuCl(DMSO)(2)}(mu-Cl)](2)
EP  - 1603
IS  - 12
SP  - 1591
VL  - 85
DO  - 10.2298/JSC200917060S
ER  - 
@article{
author = "Stanić, Petar B. and Rodić, Marko, V and Soldatović, Tanja, V and Pavić, Aleksandar and Radaković, Nataša and Smit, Biljana M. and Živković, Marija D.",
year = "2020",
abstract = "The 3-arylidene-2-thiohydantoin derivative, 3-[(2-hydroxybenzylidene)amino]-2-thioxoimidazolidin-4-one, was synthesized in a two-step condensation reaction of 2-hydroxybenzaldehyde, thiosemicarbazide and ethyl chloroacetate. The ligand was structurally characterized by NMR and IR spectroscopy, as well as by elemental analysis. In the reaction of the well-known polymeric trans-[CuCl2(DMSO)(2)](n) complex with the polydentate thiohydantoin type ligand, instead of the corresponding copper thiohydantoin complex, unexpectedly, the dinuclear cis-[{CuCl(DMSO)(2)}(mu-Cl)](2) complex (1) was formed predominantly as the final stable product. The structure of the complex 1 was confirmed by single crystal X-ray diffraction analysis. The cis-complex is obtained through assisted isomerization of the trans-form, in which the thiohydantoin derivative has a crucial role.",
publisher = "Srpsko hemijsko društvo, Beograd",
journal = "Journal of the Serbian Chemical Society",
title = "Reaction of a 3-aryilidene-2-thiohydantoin derivative with polymeric trans-[CuCl2(DMSO)(2)](n) complex: unexpected isomerization to dinuclear cis-[{CuCl(DMSO)(2)}(mu-Cl)](2)",
pages = "1603-1591",
number = "12",
volume = "85",
doi = "10.2298/JSC200917060S"
}
Stanić, P. B., Rodić, M. V., Soldatović, T. V., Pavić, A., Radaković, N., Smit, B. M.,& Živković, M. D.. (2020). Reaction of a 3-aryilidene-2-thiohydantoin derivative with polymeric trans-[CuCl2(DMSO)(2)](n) complex: unexpected isomerization to dinuclear cis-[{CuCl(DMSO)(2)}(mu-Cl)](2). in Journal of the Serbian Chemical Society
Srpsko hemijsko društvo, Beograd., 85(12), 1591-1603.
https://doi.org/10.2298/JSC200917060S
Stanić PB, Rodić MV, Soldatović TV, Pavić A, Radaković N, Smit BM, Živković MD. Reaction of a 3-aryilidene-2-thiohydantoin derivative with polymeric trans-[CuCl2(DMSO)(2)](n) complex: unexpected isomerization to dinuclear cis-[{CuCl(DMSO)(2)}(mu-Cl)](2). in Journal of the Serbian Chemical Society. 2020;85(12):1591-1603.
doi:10.2298/JSC200917060S .
Stanić, Petar B., Rodić, Marko, V, Soldatović, Tanja, V, Pavić, Aleksandar, Radaković, Nataša, Smit, Biljana M., Živković, Marija D., "Reaction of a 3-aryilidene-2-thiohydantoin derivative with polymeric trans-[CuCl2(DMSO)(2)](n) complex: unexpected isomerization to dinuclear cis-[{CuCl(DMSO)(2)}(mu-Cl)](2)" in Journal of the Serbian Chemical Society, 85, no. 12 (2020):1591-1603,
https://doi.org/10.2298/JSC200917060S . .
2
3

Dinuclear silver(I) complexes with a pyridine-based macrocyclic type of ligand as antimicrobial agents against clinically relevant species: the influence of the counteranion on the structure diversification of the complexes

Savić, Nada D.; Petković, Branka B.; Vojnović, Sandra; Mojicević, Marija; Wadepohl, Hubert; Olaifa, Kayode; Marsili, Enrico; Nikodinović-Runić, Jasmina; Djuran, Milos; Glišić, Biljana

(Royal Soc Chemistry, Cambridge, 2020)

TY  - JOUR
AU  - Savić, Nada D.
AU  - Petković, Branka B.
AU  - Vojnović, Sandra
AU  - Mojicević, Marija
AU  - Wadepohl, Hubert
AU  - Olaifa, Kayode
AU  - Marsili, Enrico
AU  - Nikodinović-Runić, Jasmina
AU  - Djuran, Milos
AU  - Glišić, Biljana
PY  - 2020
UR  - https://imagine.imgge.bg.ac.rs/handle/123456789/1313
AB  - New dinuclear silver(i) complexes withN,N ',N '',N '''-tetrakis(2-pyridylmethyl)-1,4,8,11-tetraazacyclotetradecane (tpmc), [Ag-2(NO3)(tpmc)]NO3 center dot 1.7H(2)O (1), [Ag-2(CF3SO3)(2)(tpmc)] (2), and [Ag-2(tpmc)](BF4)(2) (3) were synthesized and characterized by NMR (H-1 and(13)C), IR and UV- Vis spectroscopy, cyclic voltammetry and molar conductivity measurements. The molecular structures of the complexes were determined by single-crystal X-ray diffraction analysis. The spectroscopic and crystallographic data showed that the structure of the complexes strongly depends on the nature of the counteranion of silver(i) salt used for their synthesis. The antimicrobial activity of complexes1-3was examined against Gram-positive and Gram-negative bacteria and different species of unicellular fungus Candida spp. The ability of these complexes to inhibit the formation of Candida biofilms and to eradicate the already formed biofilms was tested in the standard microtiter plate-based assay. In addition, a bioelectrochemical testing of the antimicrobial activity of complex 1 against early biofilm was also performed. The obtained results indicated that complexes 1-3 showed increased activity toward Gram-negative bacteria and Candida spp. and could inhibit the formation of biofilms. In most cases, these complexes had positive selectivity indices and showed similar or even better activity with respect to the clinically used silver(i) sulfadiazine (AgSD). The values of the binding constants for complexes 1-3 to bovine serum albumin (BSA) were found to be high enough to indicate their binding to this biomolecule, but not so high as to prevent their release upon arrival at the target site. Moreover, the positive values of partition coefficients for these complexes indicated their ability to be transported through the cell membrane. Once inside the cell, complexes 1-3 could induce the formation of the reactive oxygen species (ROS) in C. albicanscells and/or interact with DNA. Taken together, silver(i) complexes with the tpmc ligand could be considered as novel antimicrobial compounds with favourable pharmacological properties, being safer than AgSD.
PB  - Royal Soc Chemistry, Cambridge
T2  - Dalton Transactions
T1  - Dinuclear silver(I) complexes with a pyridine-based macrocyclic type of ligand as antimicrobial agents against clinically relevant species: the influence of the counteranion on the structure diversification of the complexes
EP  - 10894
IS  - 31
SP  - 10880
VL  - 49
DO  - 10.1039/d0dt01272f
ER  - 
@article{
author = "Savić, Nada D. and Petković, Branka B. and Vojnović, Sandra and Mojicević, Marija and Wadepohl, Hubert and Olaifa, Kayode and Marsili, Enrico and Nikodinović-Runić, Jasmina and Djuran, Milos and Glišić, Biljana",
year = "2020",
abstract = "New dinuclear silver(i) complexes withN,N ',N '',N '''-tetrakis(2-pyridylmethyl)-1,4,8,11-tetraazacyclotetradecane (tpmc), [Ag-2(NO3)(tpmc)]NO3 center dot 1.7H(2)O (1), [Ag-2(CF3SO3)(2)(tpmc)] (2), and [Ag-2(tpmc)](BF4)(2) (3) were synthesized and characterized by NMR (H-1 and(13)C), IR and UV- Vis spectroscopy, cyclic voltammetry and molar conductivity measurements. The molecular structures of the complexes were determined by single-crystal X-ray diffraction analysis. The spectroscopic and crystallographic data showed that the structure of the complexes strongly depends on the nature of the counteranion of silver(i) salt used for their synthesis. The antimicrobial activity of complexes1-3was examined against Gram-positive and Gram-negative bacteria and different species of unicellular fungus Candida spp. The ability of these complexes to inhibit the formation of Candida biofilms and to eradicate the already formed biofilms was tested in the standard microtiter plate-based assay. In addition, a bioelectrochemical testing of the antimicrobial activity of complex 1 against early biofilm was also performed. The obtained results indicated that complexes 1-3 showed increased activity toward Gram-negative bacteria and Candida spp. and could inhibit the formation of biofilms. In most cases, these complexes had positive selectivity indices and showed similar or even better activity with respect to the clinically used silver(i) sulfadiazine (AgSD). The values of the binding constants for complexes 1-3 to bovine serum albumin (BSA) were found to be high enough to indicate their binding to this biomolecule, but not so high as to prevent their release upon arrival at the target site. Moreover, the positive values of partition coefficients for these complexes indicated their ability to be transported through the cell membrane. Once inside the cell, complexes 1-3 could induce the formation of the reactive oxygen species (ROS) in C. albicanscells and/or interact with DNA. Taken together, silver(i) complexes with the tpmc ligand could be considered as novel antimicrobial compounds with favourable pharmacological properties, being safer than AgSD.",
publisher = "Royal Soc Chemistry, Cambridge",
journal = "Dalton Transactions",
title = "Dinuclear silver(I) complexes with a pyridine-based macrocyclic type of ligand as antimicrobial agents against clinically relevant species: the influence of the counteranion on the structure diversification of the complexes",
pages = "10894-10880",
number = "31",
volume = "49",
doi = "10.1039/d0dt01272f"
}
Savić, N. D., Petković, B. B., Vojnović, S., Mojicević, M., Wadepohl, H., Olaifa, K., Marsili, E., Nikodinović-Runić, J., Djuran, M.,& Glišić, B.. (2020). Dinuclear silver(I) complexes with a pyridine-based macrocyclic type of ligand as antimicrobial agents against clinically relevant species: the influence of the counteranion on the structure diversification of the complexes. in Dalton Transactions
Royal Soc Chemistry, Cambridge., 49(31), 10880-10894.
https://doi.org/10.1039/d0dt01272f
Savić ND, Petković BB, Vojnović S, Mojicević M, Wadepohl H, Olaifa K, Marsili E, Nikodinović-Runić J, Djuran M, Glišić B. Dinuclear silver(I) complexes with a pyridine-based macrocyclic type of ligand as antimicrobial agents against clinically relevant species: the influence of the counteranion on the structure diversification of the complexes. in Dalton Transactions. 2020;49(31):10880-10894.
doi:10.1039/d0dt01272f .
Savić, Nada D., Petković, Branka B., Vojnović, Sandra, Mojicević, Marija, Wadepohl, Hubert, Olaifa, Kayode, Marsili, Enrico, Nikodinović-Runić, Jasmina, Djuran, Milos, Glišić, Biljana, "Dinuclear silver(I) complexes with a pyridine-based macrocyclic type of ligand as antimicrobial agents against clinically relevant species: the influence of the counteranion on the structure diversification of the complexes" in Dalton Transactions, 49, no. 31 (2020):10880-10894,
https://doi.org/10.1039/d0dt01272f . .
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