Fig. 3

Specific identification of M. ovipneumoniaeA: Morphological observation of M. ovipneumoniae in PPLO agar medium (10×). Full-length agar growth plat image is presented in additional file 12 (Figure. S2 A); B: PCR was used to identify the Transketolase gene specific for M. ovipneumoniae. M: Marker; 1: Negative control; 2–5: Clinical isolate strain of M. ovipneumoniae NXNK2203. Full-length picture of PCR gel are presented in additional file 12 (Figure. S2 B)