Submitted on: 12 January 2007.
Revised on: 13 February 2007.
Accepted on: 11 April 2007.
___________________COMPARATIVE MEDICINE---AMER ASSOC LABORATORY ANIMAL SCIENCE
Submitted on: 08 October 2000.
Revised on: 16 January 2001.
Accepted on: 10 February 2001.
___________________COMPARATIVE MEDICINE---AMER ASSOC LABORATORY ANIMAL SCIENCE
Submitted on: 02 July 2011.
Revised on: 28 September 2011.
Accepted on: 13 October 2011.
___________________COMPARATIVE MEDICINE---AMER ASSOC LABORATORY ANIMAL SCIENCE
http://reply.papertrans.cn/1/61/6100/6100-24.png
http://reply.papertrans.cn/1/61/6100/6100-25.png
http://reply.papertrans.cn/1/61/6100/6100-26.png
http://reply.papertrans.cn/1/61/6100/6100-27.png
http://reply.papertrans.cn/1/61/6100/6100-28.png
http://reply.papertrans.cn/1/61/6100/6100-29.png
http://reply.papertrans.cn/1/61/6100/6100-30.png