Stargardt病的分子遗传学研究进展
摘要
Stargardt病(STGD)是一组进行性眼底黄斑营养不良的遗传性疾病,多于青少年期发病,表 现为进行性中心视力减退,黄斑与色素上皮萎缩,常伴随后极部斑点,尚无有效治疗方法。STGD多呈常 染色体隐性遗传,少数为常染色体显性遗传或X-连锁隐性遗传。目前已发现4个染色体区段与本病相 关,并因此将本病分为STGD1、STGD2、STGD3和STGD4。其中,STGD1与STGD3的致病基因已被克隆, 已通过体外表达研究相关蛋白突变体的性质,对于致病基因的结构、突变功能、蛋白突变体及其发病机 制的研究目前已有了新的进展。
出处
《国外医学（遗传学分册）》
2005年第1期50-53,共4页
Foreign Medical Sciences(Section of Genetics )
基金
宁波市医药卫生科研基金(No.2004031)
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