Figure 2: Skin wart samples. PCR products for E2, E5, and L2 genes visualized in an ethidium bromide-stained 1.5% agarose gel following electrophoresis in TBE buffer. M: 100–10,000 bp marker; lanes: 1–5, 7–9, and 11–13: BPV-1-positive samples with bands at 847 bp; lane 6: no sample; lane 10: negative control.