在CSMD2和CSMD3中的变异,参与合成的基因,与有关
Xiang Li1,2, Lin Wang1,3, Xiao-Yu Liang1
1Department of Neurology, Institute of Neuroscience, Key Laboratory of Neurogenetics and Channelopathies of Guangdong Province and the Ministry of Education of China, The Second Affiliated Hospital, Guangzhou Medical University, Guangzhou, China.
CSMD2和CSMD3基因变异与各种类型的有关,包括焦点和发育性脑病变 (DEE). 它们独特的表达模式解释了在患者中观察到的各种神经现象.
科学领域:
- 神经遗传学 神经遗传学
- 的研究研究.
- 发育神经科学的发展神经科学.
背景情况:
- CSMD基因 (CSMD1,CSMD2,CSMD3) 编码用于神经元发育至关重要的突触跨膜蛋白.
- CSMDI与发育性脑病变 (DEE) 和一般性有关.
- 在人类疾病中,CSMD2和CSMD3的作用在很大程度上是未知的.
研究的目的:
- 研究CSMD2和CSMD3变种与人类的关联.
- 确定中CSMD基因的基因型-表型相关性和表达模式.
主要方法:
- 在焦点患者的三基全外序列测定.
- 通过变体分析,基因型-表型相关性和空间-时间/单细胞表达研究进行验证.
主要成果:
- 在6个焦点病例中发现了CSMD2变体;在4个焦点病例中发现了CSMD3变体,3次发烧性,以及1次婴儿病例.
- 变种主要是错误的,de novo,同卵性,或化合物异卵性,具有低等位基因频率.
- 基因表达模式与类型相关:CSMD2在焦点/FCD中,CSMD3在包括DEE在内的更广泛的频谱中.
结论:
- CSMD基因与有关,CSMD2与焦点/FCD相关,CSMD3与包括发烧发作和DEE在内的频谱有关.
- 通过CSMD基因的阶段依赖的遗传和神经元特异性表达模式来解释不同的现象.
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