title: Antigens might protect against HIV.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000276:immunology* / Q000517:prevention & control; D005260:Female; D015658:HIV Infections / Q000276:immunology* / Q000517:prevention & control; D006680:HLA Antigens / Q000276:immunology*; D006801:Humans; D008297:Male; D011477:Sex Work
chemical_list: D006680:HLA Antigens