[Molecular epidemiology of HIV-1 strains in the Moscow Region]

A. V. Giliazova, P. V. Zenin, A. Iu Pronin, I. L. Serkov, K. M. Khametova, E. A. Orlova-Morozova, E. V. Zhukova, G. V. Kornilaeva, A. O. Pasternak, V. V. Lukashov, E. V. Karamov

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Abstract

The Moscow Region is one of the HIV-1-affected subjects of the Russian Federation; there were 34613 HIV-1-infected subjects as of October 31, 2009. To characterize the molecular epidemiology of HIV-1 in the Moscow Region, the investigators obtained and studied HIV-1 variants from 61 infected subjects of the region, who were major risk groups: intravenous drug users (IDUs) and hetero- and homosexually infected persons. Genetic analysis of HIV-1 variants was carried out by sequencing the gag genes (729 nucleotides in length, including full-length protein p17 and partial p24) andlor env (270 nucleotides in length, V3 region) with further phylogenetic analysis. The findings demonstrated that HIV-1 subtype A variants are dominant in the Moscow Region and detectable in 93.5% of IDUs and 100% of heterosexually infected persons. Phylogenetically (and accordingly epidemiologically) unrelated HIV-1 subtype B strains were revealed in 4 patients, including 2 IDUs
Original languageEnglish
Pages (from-to)25-29
JournalVoprosy virusologii
Volume55
Issue number5
Publication statusPublished - 2010

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