Sexually transmitted infections (STIs) represent a worldwide public health problem and,
although many of them are curable, they continue to be neglected, especially in areas with a …

We investigated the association between hepatitis C virus (HCV) genotypes and host
cytokine gene polymorphisms and serum cytokine levels in patients with chronic hepatitis C …

Female sex workers (FSWs) represent a key population for the acquisition of sexually
transmitted infections (STI) due to their social vulnerability and the risks associated with their …

Person who inject illicit substances have an important role in HIV-1 blood and sexual
transmission and together with person who uses heavy non-injecting drugs may have less …

The HIV-1 epidemic in Brazil has spread towards the Northern country region, but little is
known about HIV-1 subtypes and prevalence of HIV strains with resistance mutations to …

Objectives: To determine the prevalence of drug resistance mutations (DRM), the
prevalence of drug susceptibility [transmitted drug resistance (TDR)] and the prevalence of …

In the last decade a growing HIV/AIDS epidemic with increased incidence and AIDS-related
mortality has been reported in Northern Brazil from which molecular data are scarce. Also …

Virologic failure may occur because of poor treatment adherence and/or viral drug
resistance mutations (DRM). In Brazil, the northern region exhibits the worst epidemiological …

The HIV-1 epidemic in Brazil is driven by subtypes B, F1, and C and recombinants forms
among those subtypes. The distribution of HIV-1 subtypes, however, may vary across …

Background The present study aimed to describe the genetic diversity of HIV-1, as well as
the resistance profile of the viruses identified in HIV-1 infected pregnant women under …