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PATHOGENESIS OF AIDS how does HIV cause AIDS?
HIV infects cells that carry the receptor and co-receptor CD4 Expressed on the surface of CD4 T lymphocytes (helper T lymphocytes) and macrophages (including dendriticcells) CCR5 Expressed on CD4+ T lymphocytes and on macrophages CXCR4 Expressed on CD4+ T lymphocytes and T cell lines |