Search Results - "Vardevanian, P O"

Theory of helix-coil transition on DNA-ligand complexes: the effect to two types of interaction of ligand on the parameters of transition by Karapetian, A T, Vardevanian, P O, Tarzikian, G A, Frank-Kamenetskii, M D

“…The effect of ligand interacting with native DNA by two types on the parameters of helix-coil transition in homopolymers is considered using the most probable…”
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Enthalpy of helix-coil transition of DNA: dependence on Na+ concentration and GC-content by Karapetian, A T, Vardevanian, P O, Frank-Kamenetskii, M D

“…The enthalpy of helix-coil transition of DNA (delta H) is determined from the experiments on DNA melting with ligands by means of absolutely general formula,…”
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Theoretical treatment of melting of complexes of DNA with ligands having several types of binding sites on helical and single-stranded DNA by Karapetian, A T, Mehrabian, N M, Terzikian, G A, Vardevanian, P O, Antonian, A P, Borisova, O F, Frank-Kamenetskii, M D

“…We treat theoretically conformational transitions in DNA-ligand complexes allowing for the existence of different binding parameters of the ligand to different…”
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The influence of low-energy millimeter electromagnetic waves on the stability of DNA molecules in solution by Babaian, Markarian, A Sh, Kalantarian, V P, Kazarian, R S, Parsadanian, M A, Vardevanian, P O

“…The influence of low-energy millimeter electromagnetic waves on aqueous saline solution of DNA from the liver of healthy rats and rats with sarcoma 45 has been…”
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Study of complexes of ethidium bromide with DNA by differential pulse voltammetry by Vardevanian, P O, Antonian, A P, Davtian, A G, Arakelian, A V, Minasian, S G, Tavadian, L A

“…The interaction of ethidium bromide with calf thymus DNA was investigated by the method of differential pulse voltammetry. It was found that ethidium bromide…”
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Kinetics of ligand binding to nucleic acids at random fillings by Arakelian, V B, Babaian, S Iu, Tairian, V I, Arakelian, A V, Parsadanian, M A, Vardevanian, P O

“…Ligand binding with nucleic acids is described in frames of the theory of random processes. It is shown that the probabilistic description of binding of a…”
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Connection of ethidium bromide with single-stranded DNA by Vardevanian, P O, Antonian, A P, Parsadanian, M A, Lavtian, A G, Karapetian, A T

“…The interaction of ethidium bromide with single-stranded synthetic and natural polynucleotides at high temperatures (t = 70 degrees C) and low pH values (pH…”
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Correlation between electrokinetic parameters of isolated hepatocyte nuclei and their functional activity in rats by Vardevanian, P O, Gonian, S A, Tiratsuian, S G

“…The results of investigations of the electrokinetic properties of cell nuclei in various functional states were summarized. A positive correlation between the…”
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DNA homology in various strains of nitrogen-fixing bacteria by Vardevanian, P O, Minasbekian, L A, Parsadanian, M A

“…Melting temperature and GC content were evaluated for DNA of some nitrogen-fixing bacteria of Rhizobium leguminosarum and Onobrychis spp. (Adans). The degree…”
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Hormone induced electrokinetic properties of the isolated nuclei of hepatocytes by Vardevanian, P O, Gonian, S A, Minasbekian, L A, Vardevanian, A O

“…It has been investigated the influence of hydrocortisone and estradiol on conforming objects for revealing the correlation between the electrokinetic potential…”
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Differential reassociation curves in studying genome structure by Vardapetian, R R, Maĭtesian, E S, Tiratsuian, S G, Vardevanian, P O

“…Reassociation kinetics and molecular structure of hepatocytes DNA of rabbits Shinshilla, Marder breeds and their hybrids have been measured. It is shown that…”
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Surface charge of isolated hepatocyte nuclei during change in their functional activity by Gonian, S A, Tiratsunian, S G, Vardevanian, P O

“…We have measured densities of surface charge of hepatocyte nuclei during hydrocortisone induction and activation induced with amino acids mixture. The value of…”
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Theory of cooperative transition of DNA complexes with multimodal ligands by Karapetian, A T, Terzikian, G A, Megrabian, N M, Arutiunian, S G, Vardevanian, P O

“…The theory of the cooperative transition of DNA.ligand complexes have been developed, in which a model was implied where the multimodal ligands simultaneously…”
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Modification of the DNA spatial structure when complexed with cisplatin by Arutiunina, S G, Mamasakhlisov, E Sh, Morozov, V F, Dalian, E B, Khachikian, R E, Vardevanian, P O, Orioli, P, Bruni, B

“…The experimental and theoretical analyses of the conformational transitions of DNA-cis-platinum complexes have been carried out. It is shown that at low…”
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Ethidium bromide binding with native and denatured poly(dA)poly(dT) by Vardevanian, P O, Antonian, A P, Manukian, G A, Karapetian, A T, Shchelkina, A K, Borisova, O F

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Electrokinetic potential of cell nucleus during changes in the functional activity of rat hepatocytes by Panosian, G A, Gonian, S A, Tiratsuiuan, S G, Vardevanian, P O

“…There were investigated changes of electrokinetic potential (EKP) of hepatocyte nuclei during hydrocortisone induction and activation induced with amino acids…”
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Determination of the nucleotide content of DNA blocks by measuring the area under the melting curve by Vardapetian, R R, Vardevanian, P O, Panosian, G A

“…A method for determining the nucleotide content of DNA blocks from areas under the melting curve is suggested. It is shown that this method is more simple and…”
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Changes in rat liver chromatin after administration of a mixture of amino acids by Davtian, M A, Vardevanian, P O, Tiratsuian, S G, Shvib, G Kh

“…It was shown that injections of an amino acid mixture essentially increase the number of nuclease-sensitive regions of chromatin and its active fraction…”
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Changes in the circular dichroism spectra and melting parameters of complexes of histones with DNA of different GC-composition by Vardevanian, P O, Vardapetian, R R, Panosian, G A, Karapetian, A T

“…It was shown that there existed a correlative connection between total clip activity and circular dichroism relative ellipticity. It is supposed that the…”
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Physicochemical parameters of rat liver chromatin during nonhormonal induction by Davtian, A M, Tiratsuian, S G, Vardevanian, P O

“…The changes of RNA-polymerase activity of hepatocytes nuclei, chromatin circular dichroism (CD) spectra and differential melting curves of hepatocytes of rats…”
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