›› 2009, Vol. 36 ›› Issue (7): 141-142.

• 奶业专栏 • Previous Articles     Next Articles

Effect of Theileria annulata on Immune Level in Dairy Cow

LI Ming-zhen1,BI Ke-dong1,ZHAO Zhong-ling2, WANG Li-jing3, LIU Gao-sheng3   

  1. (1.College of Animal Science and Technology,Qingdao Agricultral University,Qingdao 266109,China;2.Laiyang Veterinary Station,Laiyang 265200,China; 3.Rushan Prologue Station,Rushan 264500,China)
  • Received:1900-01-01 Revised:1900-01-01 Online:2009-07-20 Published:2009-07-20
  • Contact: BI Ke-dong

Abstract: In the experiment 5 Theileria annulata infected dairy cows and 5 healthy dairy cows were selected and RBC-C3bRR rate,RBC-ICR,the percentage of T Ea rosette and the lymphocyte transformation rate were measured respectively in 0th,5th,10th,15th,and 20th days.The result showed that all these indexes of the infected diary cow were significantly lower than those of healthy ones. It indicated that Theileria annulata inhibited the immune level of diary cow obviously, and with the changes of detect time,the immune level decreased gradually. 

Key words: immune level; Theileria annulata; dairy cow

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