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蚊虫基因对疟原虫发育的影响

EffectsofMosquitoGenesonPlasmodiumDevelopment
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摘要 疟原虫在传播至脊椎动物宿主之前 ,必须在其传播媒介按蚊体内经历一个复杂的发育过程。蚊吸食了带有疟原虫配子体的血液后 ,配子体即开始在蚊体内发育 :动合子穿过蚊胃上皮细胞后转变为卵囊。疟原虫入侵蚊胃的同时 ,蚊的先天免疫系统被激活 ,但是 ,迄今为止没有公开发表的证据表明蚊虫的基因能够影响疟原虫的发育。本文通过基因抑制的方法发现 :在冈比亚按蚊体内 ,存在着对疟原虫发育具有保护作用的C型凝集素 (CTLs)及对其有拮抗作用的富含亮氨酸的蛋白质 (LRR)。
出处 《国外医学(寄生虫病分册)》 2005年第2期89-92,F003,共5页 Parasitic Diseases Foreign Medical Sciences
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