(1. Laboratory Animal Center of Chongqing Medical University, Chongqing 400016, China; 2. Laboratory Animal Center of Zunyi Medical College, Zunyi 563000; 3. Chongqing ZhanYe Industry Air Conditioning Purification Engineering co. , ltd. ,Chongqing 400050; 4. Chongqing Medical University Basic Construction Headquarters, Chongqing 400016)
R-33