CLHIV who disclosed their HIV status to friends had a significantly larger increase in CD4% (mean = +5.55, SD = 5.92), implying a slowing of disease progression, relative to non-disclosers (mean = 0.00, SD = 5.75); ANOVA F(2,60) = 4.28, p < 0.05ANOVA analysis of changes in self-concept did not approach significance between disclosers and non-disclosers, F(2,60) = 0.56, p > 0.15ANOVA analysis of changes in levels of behavioral problems (comparing disclosers and non-disclosers) also did not approach significance, F(2,57) = 0.69, p > 0.15 The gene discussed is CD4; the disease is Atypical behavior.