发明名称 |
IN OVO PROTECTION AGAINST INFECTIOUS BRONCHITIS |
摘要 |
<p>The present invention is directed to processes and compositions for protecti ng host animals (e.g., chickens) from exposure to virulent infectious bronchiti s virus. In ovo administration of live, avirulent strains of IB at appropriate dosage levels on a per egg basis provides an effective and efficient vaccination having acceptable safety and efficacy features.</p> |
申请公布号 |
CA2401145(A1) |
申请公布日期 |
2001.09.07 |
申请号 |
CA20012401145 |
申请日期 |
2001.02.15 |
申请人 |
WYETH COMPANY |
发明人 |
JONGSMA, BEREND;WESTSTRATE, MARINUS WIJNAND;DAVELAAR, FRANS G. |
分类号 |
A61K39/215;A61P31/12;A61P31/14;(IPC1-7):A61K39/215 |
主分类号 |
A61K39/215 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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