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US06908620B2 Coccidial vaccine and methods of making and using same 有权
球虫疫苗及其使用方法

Coccidial vaccine and methods of making and using same
摘要:
The present invention relates to a vaccine for coccidiosis in chickens prepared from four attenuated Eimeria species: E. acervulina, E. maxima, E. mitis and E. tenella. The vaccine was similar to or superior to other anticoccidial drugs in stimulating protective immunity against coccidiosis.
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