Viral nucleic acids were detected in the tissues of heart, kidney, lung, small intestine and bursa of Fabricius at PI 12 h.

 
  • 結 果表明:用5 個(gè)LD50(經(jīng)點(diǎn)眼滴鼻方式測定)的AIV SZ 株經(jīng)點(diǎn)眼滴鼻途 徑接種實(shí)驗雞后,攻毒組PI 12 h 時(shí),即可以在心、腎、肺、小腸和法氏囊 檢測到病毒核酸;
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