CD4 and AIDS: In the continuing investigation for more accurate biomarkers between genetic polymorphisms and clinical markers of progression to AIDS (including T CD4+ lymphocyte count and HIV-1 plasma viral load), the VL included TNFα-308G/A, IFN+874A/T, IL-6-174C/G, IL-10-1082A/G and TGFβ-509C/T polymorphisms among HIV-1 carriers.