Decreased Expression of Matrix Metalloproteinase-9 and Increased Expression of Tissue Inhibitors of Matrix Metalloproteinase-1 in Paratuberculosis-Infected Cattle in the ELISA-Negative Subclinical Stage

Xiaofei Wang, Hongyu Wang, Aodon-geril, Yujing Shu, Yuriko Momotani, Reiko Nagata, Yasuyuki Mori and Eiichi Momotani

Animal Biotechnology 22 ( 1 ): 44 - 49 , 2011