作者对人体液 IgG抗角蛋白自身抗体(AK auto Ab)进行检测,结果显示:IgG AK auto Ab很难通过血脑屏障,极易穿透血管壁进入上皮组织。免疫电镜观察表明,AK auto Ab与角朊细胞的反应主要定位于张力细丝和桥粒,而与其它细胞器无关。家兔硫...作者对人体液 IgG抗角蛋白自身抗体(AK auto Ab)进行检测,结果显示:IgG AK auto Ab很难通过血脑屏障,极易穿透血管壁进入上皮组织。免疫电镜观察表明,AK auto Ab与角朊细胞的反应主要定位于张力细丝和桥粒,而与其它细胞器无关。家兔硫化钠皮炎皮损及血清内AK auto Ab的动态观察提示,皮损角朊细胞胞浆内AK auto Ab的沉积和血清AK auto Ab一时性降低,主要与角朊细胞的损伤有关。展开更多
On the basis of the detection of IgG anti-keratin autoantibody (AK auto Ab)in human body fluids,it was shown that IgG AK auto Ab could hardly pass the blood-brain barrier,but it could easily penetrate the capillary wa...On the basis of the detection of IgG anti-keratin autoantibody (AK auto Ab)in human body fluids,it was shown that IgG AK auto Ab could hardly pass the blood-brain barrier,but it could easily penetrate the capillary walls into epithelial tissues.Un-der electron microscope,the interaction between AK auto Ab and keratinocyte is largelylocated in tonofilaments and desmosomes and is irrelevant to other organellae.Dynamicobservations of AK auto Ab suggest that the accumulation of AK auto Ab in keratinocy-te cytoplasm and transitory decrease of IgG AK auto Ab in serum of rabbits with sodiumsulfide dermatitis are related predominantly to keratinocytic injury.展开更多
文摘作者对人体液 IgG抗角蛋白自身抗体(AK auto Ab)进行检测,结果显示:IgG AK auto Ab很难通过血脑屏障,极易穿透血管壁进入上皮组织。免疫电镜观察表明,AK auto Ab与角朊细胞的反应主要定位于张力细丝和桥粒,而与其它细胞器无关。家兔硫化钠皮炎皮损及血清内AK auto Ab的动态观察提示,皮损角朊细胞胞浆内AK auto Ab的沉积和血清AK auto Ab一时性降低,主要与角朊细胞的损伤有关。
基金The project was supported by National Natural Science Foundation of China
文摘On the basis of the detection of IgG anti-keratin autoantibody (AK auto Ab)in human body fluids,it was shown that IgG AK auto Ab could hardly pass the blood-brain barrier,but it could easily penetrate the capillary walls into epithelial tissues.Un-der electron microscope,the interaction between AK auto Ab and keratinocyte is largelylocated in tonofilaments and desmosomes and is irrelevant to other organellae.Dynamicobservations of AK auto Ab suggest that the accumulation of AK auto Ab in keratinocy-te cytoplasm and transitory decrease of IgG AK auto Ab in serum of rabbits with sodiumsulfide dermatitis are related predominantly to keratinocytic injury.