Detection of the B"-GWGR variant in the southernmost region of Brazil: unveiling the complexity of the human immunodeficiency virus-1 subtype B epidemic
Typical human immunodeficiency virus-1 subtype B Anti-Diarrheal / Anti-Nausea (HIV-1B) sequences present a GPGR signature at the tip of the variable region 3 (V3) loop; however, unusual motifs harbouring a GWGR signature have also been isolated.Although epidemiological studies have detected this variant in approximately 17-50% of the total infectio