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小鼠接种重组乙型肝炎疫苗引起的细胞因子释放反应

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摘要 目的观察小鼠接种重组乙型肝炎疫苗(rHB)后,脾T淋巴细胞释放细胞因子的免疫反应。方法80只BALB/c小鼠随机分为4组,1组小鼠接种5μg佐剂,2、3、4组小鼠分别腹腔接种0·65、1·25和5·0μg的rHB,其中一半小鼠2周后加强免疫1次。分别在初次免疫后4周和加强免疫后2周,分离小鼠脾T淋巴细胞,体外用rHB刺激,检测释放IL-2及IFN-γ的水平。结果单次免疫后和加强免疫后各组IL-2和IFN-γ均显著升高,且有随剂量增加而升高的趋势。结论小鼠接种rHB后,脾T淋巴细胞分泌IL-2及IFN-γ显著增加,并与接种剂量密切相关。
出处 《中国生物制品学杂志》 CAS CSCD 2005年第4期311-312,共2页 Chinese Journal of Biologicals
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