FIG. 4A is a schematic drawing of a preferred embodiment, as illustrated generically in FIG. 2, for detecting an HIV-1 LTR target region in which the capture oligomer is represented by SEQ ID NO:2, the non-T7 primer is represented by SEQ ID NO:9, the T7 primer is represented by SEQ ID NO:8, and the labeled probe is represented by SEQ ID NO:16.