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AbstractAbstract
[en] The radiolysis of synthetic (based on diallyldimethylammonium) and natural (based on the bio polymer chitosan) polycations as antimutagens was studied by means of the ESR technique. It was shown that the introduction of gallic acid units into a polymer structure leads to stabilization of the macromolecule toward radiation and a reduction in radical formation during γ-irradiation, a change that correlates with a considerable increase in the antimutagenic activity of the modified polycations. Approaches to the targeted synthesis of effective antimutagens and optimization of their composition were developed
[ru]
Методом ЭПР исследован радиолиз антимутагенов синтетических (на основе диаллилдиметиламмония) и природных поликатионов (на основе биополимера хитозана). Показано, что введение фрагментов галловой кислоты в структуру полимера приводит к радиационной стабилизации макромолекулы и снижению радикалообразования при γ-облучении, что коррелирует со значительным увеличением антимутагенной активности модифицированного поликатиона. Разработаны подходы для направленного синтеза эффективных антимутагенов и оптимизации их составаOriginal Title
Radioliz polikationnykh sistem, proyavlyayushchikh antimutagennuyu aktivnost'
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12 refs., 3 figs., 3 tabs.
Record Type
Journal Article
Journal
Country of publication
AMINES, AMMONIUM COMPOUNDS, BETA DECAY RADIOISOTOPES, BETA-MINUS DECAY RADIOISOTOPES, CARBOHYDRATES, CHARGED PARTICLES, CHEMICAL RADIATION EFFECTS, CHEMICAL REACTIONS, COBALT ISOTOPES, DECOMPOSITION, DOSES, ELECTROMAGNETIC RADIATION, INTERMEDIATE MASS NUCLEI, INTERNAL CONVERSION RADIOISOTOPES, IONIZING RADIATIONS, IONS, ISOMERIC TRANSITION ISOTOPES, ISOTOPES, MAGNETIC RESONANCE, MINUTES LIVING RADIOISOTOPES, NUCLEI, ODD-ODD NUCLEI, ORGANIC COMPOUNDS, ORGANIC NITROGEN COMPOUNDS, ORGANIC POLYMERS, POLYMERS, POLYSACCHARIDES, RADIATION EFFECTS, RADIATIONS, RADIOISOTOPES, RESONANCE, SACCHARIDES, YEARS LIVING RADIOISOTOPES
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