单边多微症的多种遗传病因
Abbe Lai1, Jennifer E Neil1, Shyam K Akula1
1Division of Genetics and Genomics, and Howard Hughes Medical Institute, Boston Children's Hospital, Boston, MA.
Annals of neurology
|February 11, 2026
概括
在超过26%的个体中,基因测试确定了单边多微症 (uPMG) 的原因. 一些遗传原因与双边PMG重叠,而另一些是uPMG独有的,需要进一步调查.
科学领域:
- 神经科学是一个神经科学.
- 遗传学 是一个遗传学.
- 发展生物学 发展生物学
背景情况:
- 聚微症 (PMG) 是一种常见的皮层形,通常根据其分布来分类.
- 单边多微症 (uPMG) 影响大脑的一半球,与更常见的双边呈现不同.
- 与双边PMG相比,uPMG的遗传基础仍未得到充分探索.
研究的目的:
- 调查单边多微症 (uPMG) 的遗传病因.
- 评估uPMG遗传检测的诊断产量.
- 为了确定uPMG是否与双边PMG共享遗传原因或具有独特的遗传特征.
主要方法:
- 对35名uPMG患者的临床数据的回顾性分析.
- 对所有参与者进行了基因检测.
- 来自大脑发育和遗传学诊所和波士顿儿童医院的沃尔什实验室收集的数据.
主要成果:
- 在26.7%的非相关个体和10/35个总体受试者中确定了可能的遗传原因.
- 鉴定了衰退性原因:ASPM,WDR62,TMEM216.2 的原因.
- 确定的主要原因:22q删除综合征,DYNC1H1,SCN3A,ACVRL1, ENG.
- 在uPMG中首次报告了DYNC1H1,TMEM216和ACVRL1变种.
结论:
- uPMG和双边PMG的遗传原因可能会重叠,但有些是uPMG独有的.
- 对uPMG的遗传解释的发现率与双边PMG相美.
- 对于患有uPMG的个人,建议进行生殖系遗传测试.
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