期刊文献+

叶酸代谢相关基因与唐氏综合征关系的研究进展 被引量:4

原文传递
导出
摘要 唐氏综合征(down syndrome,DS),又称先天愚型,是最常见的一种常染色体三体综合征,是人类智力低下最常见的遗传学原因,在活产儿中,发病率为1/600~1/1000,在胎儿中发生率为1/150,其中80%为早期流产[1].其发生原因,约95%是由于母亲的生殖细胞减数分裂时第21号染色体不分离[2-4],但其细胞和分子机制仍不十分明确,有研究表明与遗传及营养因素有关,现对其研究进展综述如下.
作者 王文 王秀英
出处 《中华围产医学杂志》 CAS 2005年第6期422-425,共4页 Chinese Journal of Perinatal Medicine
  • 相关文献

参考文献56

  • 1Boue J, Deluchat C, Nicolas H, et al. Prenatal losses of trisomyzl. Hum Genet, 1981,2(Suppl) : 183-193.
  • 2Lemaire-Adkins R, Radke K, Hunt PA. Lack of checkpoint control at the metaphase/anaphase transition: a mechanism of meiotic nondisjunction in mammalian females. J Cell Biol.1997,139:1611-1619.
  • 3Picton H,Briggs D, Gosden R. The molecular basis of oocyte growth and development. Mol Cell Endocrinol, 1998,145: 27-37.
  • 4Hunt PA,Lemaire-Adkins R. Genetic control of mammalian female meiosis. Curr Top Dev Biol, 1998,37: 359-381.
  • 5Popiela A, Keith G, Borzecki A, et al. The meaning of the methylation of genomic DNA in the regulation of gene expression levels. Eur J Gynaecol Oncol, 2004,25:145-149.
  • 6Holliday R, Jeggo PA. Mechanisms for changing gene expression and their possible relationship to carcinogenesis. Cancer Surv, 1985,4:557-581.
  • 7Kim UI,Progibny IP, Basnakian AG,et al. Folate deficiency in rats induces DNA strand breaks and hypomethylation within the p53 tumor suppressor gene. Am J Clin Nutr, 1997,65:46-52.
  • 8Irelan JT, Seller EU. Cytosine methylation associated with repeat-induced point mutations causes epigenetic gene silencing in Neurospora crassa. Genetics, 1997,146: 509-523.
  • 9Zingg JM, Jones PA. Genetic and epigenetic aspects of DNA methylation on genome expression, evolution, mutation and carcinogenesis. Carcinogenesis, 1997,18: 869-882.
  • 10Jacob RA,Gretz DM, Taylor PC, et al. Moderate folate depletion increases plasma homocysteine and decreases lymphocyte DNA methylation in postmenopansal women. J Nutr, 1998,128:1204-1212.

二级参考文献8

共引文献26

同被引文献70

引证文献4

二级引证文献27

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