CD4 and AIDS: Although the progression to AIDS has been slower in patients with HIV-1 GWGR,laboratory data did not confirm that HIV-1 containing GWGR motif holds a milderpathogenic potential compared with strains containing GPGR, GPGQ, and GPGK motifs.For instance, we did not identify significant differences comparing CD4+T cellcounts or HIV-1 viral load.