An Ad5-vectored HIV-1 vaccine elicits cell-mediated immunity but does not affect disease progression in HIV-1-infected male subjects: results from a randomized placebo-controlled trial (the Step study)

一项随机安慰剂对照试验（Step 研究）结果显示，Ad5 载体 HIV-1 疫苗可诱导细胞介导免疫，但不会影响 HIV-1 感染男性受试者的疾病进展。