to examine the defect in cellular immunity in patients with acquired immunodeficiency syndrome ( aids ) , we studied in vitro lymphocyte proliferation and interferon ( ifn ) release in response to cytomegalovirus ( cmv ) antigen and concanavalin a mitogen in 40 homosexual men with aids , 10 homosexual men with chronic lymphadenopathy syndrome , 7 healthy homosexual men , and 18 healthy heterosexual subjects of either sex .
C0021747
interferon
C0001175
aids