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Subsets of activated CD8+ lymphocytes defined by membrane expression of the activation antigens HLA-DR and CD38 were counted by three-color flow cytometry in homosexual men who subsequently became(More)
We investigated changes in lymphocyte subsets (total, CD4+ and CD8+ T cells, as well as non-T cells) associated with human immunodeficiency virus type I (HIV-1) seroconversion in 321 homosexual or(More)