A Substantial Transmission Bottleneck among Newly and Recently HIV‐1–Infected Injection Drug Users in St Petersburg, Russia
Author(s) -
Alexey Masharsky,
Elena Dukhovlinova,
Sergei V. Verevochkin,
Olga Toussova,
Roman V. Skochilov,
Jeffrey A. Anderson,
Irving Hoffman,
Myron S. Cohen,
Ronald Swanstrom,
Andrei P. Kozlov
Publication year - 2010
Publication title -
the journal of infectious diseases
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.69
H-Index - 252
eISSN - 1537-6613
pISSN - 0022-1899
DOI - 10.1086/652702
Subject(s) - transmission (telecommunications) , virology , population , sexual transmission , lentivirus , genotype , bottleneck , drug , cohort , human immunodeficiency virus (hiv) , biology , medicine , demography , viral disease , genetics , environmental health , gene , pharmacology , telecommunications , microbicide , computer science , embedded system , sociology
There are limited data on the genetic complexity of human immunodeficiency virus type 1 (HIV-1) after transmission among a cohort of injection drug users (IDUs). We used single-genome amplification of HIV-1 env to determine the genotypic characteristics of virus among IDUs with acute infection in St Petersburg, Russia. Our results indicate that a single variant was transmitted in a majority of cases (9 of 13 participants), which is analogous to what is observed in sexual transmission. These data are most consistent with a genetic bottleneck during transmission by injection drug use that is due to a small inoculum, which most often results in the transmission of a low-complexity viral population.
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