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Studies on Polyvalent Propolis Inactivated Vaccine Ageuist Chicken E. coli──Preparation and effect test
Author(s): 
Pages: 9-12
Year: Issue:  3
Journal: Hubei Journal of Animal and Veterinary Sciences

Keyword:   大肠杆菌病 蜂胶灭活疫苗;
Abstract: 要研究以鸡大肠杆菌常见致病性血清型O1、O2、O783个血清型菌株制备成鸡大肠杆菌多价蜂胶灭活疫苗,以1ml/只免疫1月龄鸡,3周后攻毒保护车100%;每ml含1010菌,10mg蜂胶佐剂的疫苗外观呈深褐,颗粒微小均匀,流动性好,使用方便;固体培养可获得大量抗原,简化浓缩工艺,其免疫效果明显好于液体培养菌疫苗.
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