期刊文献+

Rett综合征与MECP2基因 被引量:4

Rett syndrome and MECP2 gene
下载PDF
导出
摘要 Rett综合征是一种严重影响儿童精神运动发育的神经遗传病 ,诊断主要依靠国际上根据临床表现制定的标准 ,包括典型和非典型Rett综合征两类。该病的遗传方式尚无定论。致病基因是位于染色体Xq2 8的MECP2基因 ,编码甲基化结合蛋白 2。推测致病机制为MECP2基因突变导致蛋白结构和功能异常 ,使胚胎发育时期应当转录静止的基因继续转录 ,而这种“转录噪音”对神经系统的生长和发育具有致病作用。典型Rett综合征患儿MECP2基因主要有 8种热点突变。MECP2基因作用的下游靶基因尚不清楚。
出处 《国外医学(儿科学分册)》 2004年第3期157-159,共3页 Foreign Medical Sciences(Section of Pediatrics)
  • 相关文献

参考文献16

  • 1Cheadle JP, Gill H, Fleming N, et al. Long-read sequence analysis of the MECP2 gene in Rett syndrome patients: correlation of disease severity with mutation type and location[J]. Hum Mol Genet, 2000,9(7):1119-1129.
  • 2Lee SS, Wan M,Francke U.Spectrum of MECP2 mutations in Rett syndrome [J]. Brain Dev,2001, (Suppl 1):S138-143.
  • 3Webb T, Latif F. Rett syndrome and the MECP2 gene[J]. J Med Genet,2001,38(4):217-223.
  • 4Nan X, Campoy FJ, Bird A. MeCP2 is a transcriptional repressor with abundant binding sites in genomic chromation [J]. Cell, 1997,88(4): 471-481.
  • 5Shahbazian MD,Antalffy B, Armstrong DL,et al. Insight into Rett syndrome:MeCP2 levels display tissue-and cell-specific differences and correlate with neuronal maturation[J]. Hum Mol Geuet, 2002,11(2):115-124.
  • 6Chen RZ, Akbarian S, Tudor M, et al. Deficiency of methyl-CpG binding protein-2 in CNS neurons results in a Rett-like phenotype in mice[J]. Nat Genet,2001,27(3):327-331.
  • 7Huppke P, Held M, Hanefeld F, et al. Influence of mutation type and locaton on phenotype in 123 patients with Rett syndrome[J]. Neuropediatrics,2002,33(2):63-68.
  • 8Shahbazian M, Young J, Yuve-Paylor L, et al. Mice with truncated MeCP2recapitulate many Rett syndrome features and display hyperacetylation of histone H3[J]. Neuron,2002,35(2):243-254.
  • 9Amir RE, Van den Veyver IB, Wan M, et al. Rett syndrome is caused by mutations on X-linked MECP2, encoding methyl-CpG-binding protein 2[J].Nat Genet, 1999,23(2):185-188.
  • 10Shahbazian MD, Zoghbi HY. Rett syndrome and MeCP2:Linking epigenetics and neuronal function[J]. Am J Hum Genet,2002,71(6):1259-1272

同被引文献44

引证文献4

二级引证文献1

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部