Figure 2From: Immune responses in patients with HIV infection after vaccination with recombinant Hepatitis B virus vaccineFlowcytometric analysis of CD4/CD8 lymphocytes in patient with low CD4 counts. FL 1 shows FITC labeled CD4 + T lymphocytes. FL 2 shows PE labeled CD8 + T lymphocytes. Note an increase of CD4 + lymphocytes from 0.06% at stage B to 10% at stage F.Back to article page