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KLOTHO基因表达产物的研究进展 被引量:2

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摘要 Klotho基因是一种主要在肾脏和脑组织表达的基因,其表达产物有膜型和分泌型2种蛋白,二者分别是膜结合受体和体液因子,能通过如影响细胞结构,调节维生素D和钙、磷代谢,保护心血管系统,影响机体免疫功能等多种途径对衰老及衰老相关性疾病进行相应的调节。Klotho基因敲除后的小鼠过早出现和人类衰老相似的多种行为和病理生理改变,如寿命缩短、运动失调、肺气肿、动脉粥样硬化、骨质疏松和血管内皮功能障碍等。用Klotho基因进行遗传补救治疗后,这些症状得到缓解。因此Klotho基因的表达产物有望成为防治老年性疾病的有效药物,对其在血清中的含量进行检测还有望作为诊断衰老性疾病的指标。
出处 《国外医学(老年医学分册)》 2006年第1期28-32,共5页 Foreign Medical Sciences(Geriatrics)
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