activity
20072014
most citedConformational Transitions in Silver Nanoparticals: DNA and Photoirradiation

1 citations · 2 across the 8 of their papers we have counts for

collaborators

8 papers

physics.bio-ph2014

Nanophotonics and DNA: New approaches

Vasil G. Bregadze, Zaza G. Melikishvili, Tamar G. Giorgadze

The aim of the present work is spectroscopic and thermodynamic study of DNA catalytic properties in the following processes: a) redox; b) formation of inter-strand cross-links; c)…

physics.bio-ph2013

Forster Resonance Energy Transfer and Laser Fluorescent Analysis of Defects in DNA Double Helix

Vasil G. Bregadze, Zaza G. Melikishvili, Tamar G. Giorgadze +4

Real time laser induced fluorescence spectroscopy usage for microanalysis of DNA double helix defects is shown. The method is based on Forster resonance energy transfer (FRET) in i…

physics.bio-ph2012★ 1 cited

Point Defects in Double Helix Induced by Interaction of Silver Nanoparticles with DNA

Vasil G. Bregadze, Zaza G. Melikishvili, Tamar G. Giorgadze +3

Interaction of DNA-silver nanoparticles (AgNPs) complexes with H3O+, Cu2+ and Cl- has been studied by spectro-photometric, spectro-fluorimetric and differential scanning micro calo…

physics.bio-ph2012★ 1 cited

Conformational Transitions in Silver Nanoparticals: DNA and Photoirradiation

Vasil G. Bregadze, Zaza G. Melikishvili, Tamar G. Giorgadze

Photoirradiation of silver nanoparticles in water solution of NaNO3 (0.01M) and in dissolved DNA was investigated by spectrophotometric and thermodynamic kinetic approaches. It is…

physics.bio-ph2009

Nickel (II) Ions Interaction with Polynucleotides and DNA of Different GC Composition

Vasil G. Bregadze, Irina G. Khutsishvili, Sophie Z. Melikishvili +1

The goal of the work was to study the role of GC alternative dimmers in the binding of DNA with Ni (II) ions. The method of ultraviolet difference spectroscopy has been applied to…

physics.bio-ph2007

Thermodynamic model of interaction of small ligands with DNA

Vasil G. Bregadze, Eteri S. Gelagutashvili, Irene G. Khutsishvili +2

We have managed to correlate the stability constants of complex formation, which can be registered in equilibrium state, to the dynamic characteristic of the complex lifetime. Thus…