Figure 4From: Effect of early anti-retroviral therapy on the pathogenic changes in mucosal tissues of SIV infected rhesus macaquesDistribution of CD4 positive cells in ileums (A) and colons (B) from the SIV infected ART monkey M129-08 and one SIV infected unteared monkey M139-08. Tissue sections were prepared from snap-frozen tissues and CD4 positive cells were detected by immunufluorescent staining with anti-CD4 antibody followed by confocal miroscopy.Back to article page