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基于rV270抗原的鼠疫多孔微球疫苗的制备及其免疫保护作用评价

Letters in Biotechnology(2009)

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Abstract
目的:评价生物可降解高分子材料多孔微球作为鼠疫亚单位疫苗佐剂的可行性。方法:制备可生物降解的高分子材料多孔微球,将rV270抗原蛋白吸附到多孔微球中制备微球疫苗,肌肉注射免疫BALB/c小鼠,初次免疫后21d加强免疫1次,于初次免疫后第10周用600LD50鼠疫耶尔森氏菌攻毒,攻毒后观察14d。结果:攻毒后,微球疫苗免疫的小鼠全部存活,且健康状况良好,对照组小鼠几乎全部死亡。结论:生物可降解多孔微球可作为免疫佐剂用于鼠疫亚单位疫苗研制。
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Key words
rV270 antigen,porous microsphere vaccine,Yersinia pestis
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