Genetic Diversity of HIV-1 in Female Sex Workers in Argentina
Author Information
Author(s): María A Pando, Lindsay M Eyzaguirre, Gladys Carrion, Silvia M Montano, José L Sanchez, Jean K Carr, María M Avila
Primary Institution: Centro Nacional de Referencia para el SIDA (CNRS), Facultad de Medicina, Universidad de Buenos Aires, Argentina
Hypothesis
What is the genetic diversity and resistance profile of HIV strains among female sex workers in Argentina?
Conclusion
The study found extensive genetic diversity of HIV strains among female sex workers in Argentina, with a significant presence of drug-resistant strains.
Supporting Evidence
- Seventeen samples from HIV positive FSWs were genotyped, showing the presence of 9 subtype F, 6 subtype B, and 2 subtype C.
- Major resistance mutations to antiretroviral drugs were found in 3 of 16 strains, indicating a primary resistance rate of 18.8%.
- The study highlights the risk of transmission of genetically diverse, drug-resistant HIV strains among FSWs and their clients.
Takeaway
This study looked at women who sell sex in Argentina and found many different types of the HIV virus, some of which are resistant to treatment.
Methodology
A cross-sectional study was conducted with 625 female sex workers in six cities in Argentina, involving blood sampling and genetic analysis of HIV strains.
Potential Biases
Potential bias due to the non-random recruitment of participants through a non-governmental organization.
Limitations
The study was not designed to detect dual infections systematically, and only one sample from each participant was analyzed.
Participant Demographics
Participants were female sex workers from six cities in Argentina, with a mean of 14 clients per week.
Digital Object Identifier (DOI)
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