Figure 4From: Study of T Cell subsets and IL-7 protein expression in HIV-1-infected patients after 7 years HAART Changes of CD8/HLADR+ T cells during a period of seven years HAART ( x ¯ ± SD,/ μL). Patient numbers: Effective group (A) (n = 25), Ineffective group (B) (n = 18).Back to article page