Figure 3
From: Jaagsiekte sheep retrovirus detected in human lung cancer tissue arrays
Absence of sheep mitochondria in human DNA samples. PCR (A) and nested PCR (B) of serial dilutions of sheep genomic DNA. First round PCR (C) and nested PCR (D) of genomic DNA isolated from non-neoplastic tissue (lane 1), lung cancer tissue array #1 (lane 2), lung cancer tissue array #2 (lane 3), lung cancer tissue array #3 (lane 4), adenocarcinoma in-situ sample #2 (lane 5), adenocarcinoma in-situ sample #9 (lane 6), water (lane 7) and the OPA lung tumor cell line, JS7 (lane 8). M; marker.