title: Vaccines against human immunodeficiency virus--progress and prospects.
authors.affiliation: New England Regional Primate Research Center, Harvard Medical School, Southborough, MA 01772-9102.
authors.forename: N L
authors.initials: NL
authors.lastname: Letvin
mesh_terms: D016915:AIDS Vaccines; D000818:Animals; D017321:Clinical Trials, Phase I as Topic; D004195:Disease Models, Animal; D015483:HIV Antibodies / Q000096:biosynthesis; D015658:HIV Infections / Q000276:immunology / Q000517:prevention & control*; D006801:Humans; D016097:Simian Acquired Immunodeficiency Syndrome / Q000276:immunology; D015302:Simian Immunodeficiency Virus
chemical_list: D016915:AIDS Vaccines; D015483:HIV Antibodies