| Reportno. |
AHRI report No.23
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| Topic |
Development of a diagnostic antigen and serological survey of bovine leukosis in Taiwan
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| Department |
Taiwan Provincial Research Institute for Animal Health.
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| Author |
Y.H. Yang, Y.S. Wu, J.R. Shiau, S.J. Lee, C.C. Huang, S.J. Liaw, S.H. Lee, W.M. Chang and S.Y. Chiu. |
| Summary |
Antigen for the diagnosis of bovine leukosis in immunodiffusion test was extracted from FLK cells which had been infected with bovine leukemia virus. Serological survey of serum sample obtained from cows in 19 geographical regions of Tai wan was made in 1987 ,5466 out of 31581 were positive. The positive rates varied from 0% to 40.7496 in different geographical regions wit'.1 an average of 17.31 %.
There were 9 regions in which the positive rates were higherthan
20% suggesting that morbidity of the disease was increasing.
No evidence was demonstrated in any serum collected from buffalo and deer. However, I 7 out of 2028 goat serum samples were detected positive.
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| Keyword |
bovine leukosis ; idagnosis positive rat
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