Figure 2From: One case of swine hepatitis E virus and porcine reproductive and respiratory syndrome virus Co-infection in weaned pigsPCR assays on liver tissues using primers specific for PRRSV and HEV. (A) Lane M, DL2000 marker; 1, negative control; 2, lung; 3, liver. The HEV amplicon was 348 bp (arrow). (B) M, DL5000 marker; 1, negative control; 2, lung; 3, liver. The PRRSV amplicon was 332 bp (arrow).Back to article page