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ibd yi miao kang yuan liang dui ji ti ye mian yi ying da de ying xiang
Pages: 21-22
Year: Issue:  1
Journal: Chinese Journal of Veterinary Science and Technolo

Keyword:   IBDV 抗原浓度 体液免疫;
Abstract: 将含不同抗原量的IBD 油乳剂灭活疫苗免疫17 日龄雏鸡,结果:IBDND 二联苗和IBD 浓缩苗免疫组鸡的抗体水平上升较快,免疫11 d 时免疫组抗体水平显著高于免疫对照组( P< 0 .01) ;3 个免疫组鸡的攻毒保护率基本一致,但IBD原苗组鸡的腔上囊损伤最为严重。试验结果表明:适当增加IBD 抗原量能刺激鸡早期体液免疫应答,提高特异性免疫力。
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