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Publication Diagnosis of hog cholera  

Update Date: [2013-11-13]

NO.: 30
 
Reportno.

AHRI report No.30

Topic

Diagnosis of hog cholera
 

Department

Taiwan Animal Health Reseastli Institut

Author IS. Huang, Cii. Pan, YL Lin, S.Y. Chem, S.H. Lee, Y.H. Yang and I.C Pan
Summary

Ten unvaccinatd pigs, aged 10 weeks, were infectd with ALD virus by oral rout The bully oat of blocxi and ear kAopaes were ecerM and cz>mpered for hog cholera diagnctis. The HC sreci& fluorescent apreased in the cytoplams of leucxxyts once thefeiponsetokpbutitaptheceDsofthesIdnofears3to4days later. For okter-vation of non-suppurative encephalitis, the trains were collectl from the four groups of pigs. Group one was onsis1 of 11 pigs that west prkctiilly imnunid and sacrificed at 10 weeks of age. 24 pigs In group two west immunized at 3, oweeb of ndsnificedat 10 weeks old, too. For the group three, 37 pigs were immunized at 3,6 weeks of age and challenged at 10 weeks of age and sacrificed at 42 days rxxt challenge, and group four, 19 pigs came from the slaughter house were sacrificed for markets. Since the result showed that there were thifereit percenge and mild to severe non-s uppurative in each group of pigs, it should be ke care to make a diagnasis for hog cholera for the pathologist. The lesions of vasi u]ar cuffing were seenin6pigs (54.5%)ofgroupone, 13 (54.1%)ofgrouptwo,23 (62.1%)ofgroup three and 13(68.4%) of group four. And the lesions of gliosis were found in 4 pigs (36,3%) ofgroup one, 9(37.5%) ofgroup two, 19 (50.8%)ofgxoup three and 8 (42.1 %) of group four.

 

Keyword

Hog cholera, bully coat cells, Non-suppuratve encephalitis