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Eg.ferritin抗血清介导的体外杀伤细粒棘绦虫原头节作用的观察

, PP. 1000-1004

Keywords: 重组铁蛋白,抗血清,细粒棘球原头节

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Abstract:

目的体外观察细粒棘球绦虫重组铁蛋白(Eg.ferritin)抗血清对细粒棘球蚴原头节(PSC)的杀伤作用。方法用纯化的Eg.ferritin免疫新西兰家兔制备抗血清,以不同浓度的抗血清与细粒棘球绦虫原头蚴体外共培养,光镜观察培养不同时间点细粒棘球原头节的变化,透射电子显微镜观察原头节超微结构的改变。结果抗血清组的原头蚴的死亡率及破坏程度与抗血清的浓度呈正相关,与对照组相比,抗血清对原头节有杀伤作用(P<0.01)。在20%抗血清组中,原头节内部被大量空泡及髓样结构代替或无结构。结论细粒棘球蚴重组铁蛋白抗体对细粒棘球绦虫有明显的杀伤作用。

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