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DNA and BSA-Binding Studies of Dinuclear Palladium(II) Complexes with 1,5-Naphtiridine Bridging Ligands Cover

DNA and BSA-Binding Studies of Dinuclear Palladium(II) Complexes with 1,5-Naphtiridine Bridging Ligands

Open Access
|Jun 2021

Abstract

The interactions of metal complexes with important biomolecules such as deoxyribonucleic acid (DNA) or bovine serum albumin (BSA) are responsible for their antitumor activity due to different modes of interaction with DNA and their transport through the blood system to cells and tissues via serum albumin. Therefore, the dinuclear palladium(II) complexes, [{Pd(en)Cl}2(μ-1,5-nphe)](NO3)2 (Pd1) and [{Pd(1,3-pd)Cl}2(μ-1,5-nphe)](NO3)2 (Pd2) (en is ethylenediamine, 1,3-pd is 1,3-propylenediamine and 1,5-nphe is the bridging 1,5-naphthyridine ligand) were synthesized and characterized by different spectroscopic methods. The UV-Vis and fluorescence emission spectroscopy were applied for evaluation of binding modes of Pd1 and Pd2 complexes to DNA as well as their interaction with BSA. The emission spectra indicate that the investigated Pd1 and Pd2 complexes can displace the ethidium bromide intercalator from DNA/EtBr molecules and act as intercalators showing strong interactions with DNA. The fluorescence intensity showes that Pd1 and Pd2 complexes can bind to BSA and then be transported to the cell.

DOI: https://doi.org/10.2478/sjecr-2021-0030 | Journal eISSN: 2956-2090 | Journal ISSN: 2956-0454
Language: English
Page range: 113 - 126
Submitted on: Jan 22, 2021
Accepted on: Feb 24, 2021
Published on: Jun 22, 2021
Published by: University of Kragujevac, Faculty of Medical Sciences
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year

© 2021 Snezana Rajkovic, Andjela A. Franich, Vojislav Cupurdija, Marija D. Zivkovic, published by University of Kragujevac, Faculty of Medical Sciences
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.