Parasites, Hosts and Diseases
- 제36권3호
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- Pages.203-206
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- 1998
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- 2982-5164(pISSN)
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- 1738-0006(eISSN)
닭에 있어서 닭와포자충 감염이 닭전염성기관지염 예방접종에 대한 면역억제 효과
Immunosuppressive effect of Cryptosporidium bnileyi infection on vaccination against avian infectious bronchitis in chicks
초록
닭에 있어서 닭와포자충 감염이 다른 중요 가금 질병에 대한 체액성 면역억제 현상을 규명하기 위해 2일령의 보통 병아리에
Two-day-old commercial chicks were inoculated orally with 2 × 106 oocysts of Cwptosporinium bailevi and vaccinated with 103.5 EID50/head of a commercially available avian infectious bronchitis (IB) live virus vaccine at 4 and 14 days following inoculation. Chicks infected with C. baileyi were shown to have an immunosuppressive effect on IB virus. It is concluded that infection with the protozoon in early life may increase their susceptibility to IB.
키워드