高效佐剂对猪细小病毒和圆环病毒二联灭活疫苗的免疫增强效果

Jiangsu Journal of Agricultural Sciences(2018)

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Abstract
为评价高效佐剂VA5对猪细小病毒和猪圆环病毒二联灭活疫苗的免疫增强效果,将VA5与猪细小病毒、猪圆环病毒疫苗混合免疫BALB/c 小鼠和豚鼠.结果显示,VA5佐剂能明显提高猪细小病毒血凝抑制抗体效价和血清病毒中和抗体效价,亦能提高猪圆环病毒 ELISA抗体和中和抗体效价,并可降低二种抗原的使用量.VA5佐剂显著提高小鼠和豚鼠免疫后的淋巴细胞刺激指数.攻毒后,VA5佐剂处理组动物脾脏PCV2/PPV病毒载量明显低于不含高效佐剂的免疫组.VA5佐剂能提高猪细小病毒、猪圆环病毒疫苗在小鼠/豚鼠中的抗体效价,提高细胞免疫力,降低攻毒后的排毒.
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Key words
immunopotentiator,porcine parvovirus(PPV),porcine circovirus type2(PCV2),antibody,cellular immunity,viral load
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