[biodiversity and evolution of circulating bacteria and virus populations. novel problems of medical microbiology].biodiversity and evolution of circulating bacteria and virus populations is a serious scientific problem, solving this problem is necessary for effective prophylaxis of infectious diseases. principal trends of development in this field of science are described. results of studies that were carried out and investigated biodiversity of principal pathogens in russia and st. petersburg in particular are presented. risk of infectious security of society caused by increasing diversity of pathogenic mi ...201122145360
[prevalence of helicobater pylori infection among population of northwestern federal district of russian federation].studies of helicobater pylori infection rate among population of north-western federal district including st. petersburg in 2007 - 2009.201121913398
helicobacter pylori and socioeconomic factors in russia.the factors influencing the acquisition and prevalence of helicobacter pylori infection remain incompletely understood. in russia, the demographic and socioeconomic factors are relatively similar, allowing investigation of risk factors that might not be identifiable in a more diverse population.19969398883
[epidemiological research of helicobacter pylori resistance to clarithromycin at inhabitants of sankt of petersburg with a stomach ulcer]. 200920201309
dramatic changes in the prevalence of helicobacter pylori infection during childhood: a 10-year follow-up study in russia.the prevalence and rate of acquisition of helicobacter pylori infection in children from developing countries is higher than in developed countries. this phenomenon has been related to differences in socioeconomic status, sanitation, and household hygiene. russia is in the process of transforming from an underdeveloped to a developed country.200718030208
[comparative genome analysis of helicobacter pylori strains].dna macroarrays were used to characterize 17 helicobacter pylori strains isolated in four geographic regions of russia (moscow, st. petersburg, kazan, and novosibirsk). of all genes, 1272 (81%) proved to occur in all strains and to constitute a functional core of the genome, and 293 (18.7%) were strain-specific and greatly varied among the h. pylori strains. most (71%) of the latter had unknown functions; the remainder included restriction-modification genes (3-9%), transposition genes (2-4%), a ...200312942635
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