| seroprevalence of human t cell leukemia viruses in selected populations of homosexual men. | this study sought to define the seroprevalence of human t cell leukemia virus (htlv) types i and ii in selected populations of homosexual men. serum specimens were screened for antibodies to htlv and to human immunodeficiency virus (hiv) by enzyme immunoassay; successive testing of specimens with positive results was done by western blotting and radioimmunoprecipitation assay (ripa) and then by polymerase chain reaction (pcr) assay on available peripheral blood mononuclear cells (pbmc). of 1290 ... | 1990 | 2230268 |