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球虫病弱毒疫苗GC_(02)免疫接种对雏鸡脾脏组织结构的影响

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摘要 通过建立球虫病弱毒疫苗GC02免疫接种雏鸡试验,研究GC02球虫病疫苗免疫接种对鸡的脾脏的影响。80羽1日龄肉杂鸡随机分为免疫接种组(试验组)和对照组(n=40)。免疫接种组于7日龄和14日龄各口服接种8 000个孢子化卵囊的球虫病疫苗,空白对照组接种生理盐水。在鸡21,28,35和42日龄分别于试验组和对照组中各取鸡10羽,颈静脉放血致死,立即解剖取脾脏,制作石蜡切片,显微观察。结果显示,攻虫后的短时间内脾脏细胞生长受到抑制,生长发育缓慢。随后,免疫应答明显,脾脏发育明显。
出处 《畜牧与兽医》 北大核心 2008年第6期85-87,共3页 Animal Husbandry & Veterinary Medicine
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