| 发明名称 |
UN METODO PARA LA PREPARACION DE UNA VACUNA PARA LA PROTECCION DE AVES DE CORRAL CONTRA LA BRONQUITIS INFECCIOSA |
| 摘要 |
<p>The present invention concerns infectious bronchitis vaccines derived from infectious bronchitis viruses which spontaneously hemagglutinate chicken erythrocytes, and processes for the preparation thereof, novel infectious bronchitis virus strains which spontaneously hemagglutinate chicken erythrocytes, and a method for immunization of egg-laying birds against infectious bronchitis.</p> |
| 申请公布号 |
MX7636(E) |
申请公布日期 |
1990.05.11 |
| 申请号 |
MX19830000966U |
申请日期 |
1983.02.04 |
| 申请人 |
AKZO, N.V. |
发明人 |
ALOIS GREGOR BURGER;FRANS GERRIT DAVELAR;HEINRICH DIETER |
| 分类号 |
A61K39/215;A61P31/12;C12N7/00;(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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