Figure 2From: Diagnosis and phylogenetic analysis of Orf virus from goats in China: a case reportAgarose (0.8%) gel electrophoresis of major envelope (B2L) gene fragment obtained by PCR, stained with ethidium bromide. Lane 1: DNA ladder markers 2000 bp; Lanes 2 and 3: PCR products of complete B2L gene (1137 bp); Lane 4: negative control PCR using PBS as template DNA.Back to article page