Fig. 2From: Identification of Mycobacterium avium subspecies paratuberculosis in sheep farms in Bayannaoer, Inner Mongolia, China (short communication)PCR products from the IS900[L/AV] nested PCR. M: DNA marker 2000 bp. Lane 1-Lane3: Positive sample of feces; Lane 4-Lane3: Positive sample of mesenteric lymph node samples; Lane 7: negative sampleBack to article page