[Molecular epidemiological analysis of the spread of human immunodeficiency virus (HIV) infection in the Novosibirsk region].

The dynamics of the spread of individual subtypes of type 1 HIV (HIV-1), circulating in the Novosibirsk region during the epidemic rise of HIV infection was under study. The epidemic of HIV-1 in Novosibirsk has a pattern similar to that in Russia as a whole. At the initial stage of epidemics multiple sources of virus determine the heterogeneity of the isolated subtypes of HIV-1.