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脆性X综合征的遗传学研究 被引量:1

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摘要 为研究脆性X综合征 (fragileXsyndrome ,FraXS)的遗传学特征 ,提高诊断和遗传咨询水平 ,积极有效地治疗 ,降低复发风险。本实验采用低叶酸TC199培养基诱导脆性X染色体 (FraX)的方法 ,对具有FraXS临床特征的智低患儿 45 0名进行FraX检测 ,发现FraXS 95名 ,检出率 2 1 11% ,检测智低患儿母亲 32 0名 ,有FraX表达者 48名。结果提示 ,FraXS经临床筛选后有较高检出率 ,其智低程度与FraX表达频率有关 ;分析和探讨了FraXS动态突变的分子遗传学基础和亲子代传递的规律。
出处 《中国优生与遗传杂志》 2000年第3期46-47,36,共3页 Chinese Journal of Birth Health & Heredity
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参考文献7

  • 1Sutherland CR, et al. Heritable fragile sites on human chromosome Ⅻpropulation cytogenetics, Ann Henet, 1985, 49:153.
  • 2秦学斌,杨爱德,费洪宝,何美娟,黄端,王世安.脆性X综合征的细胞遗传学及临床研究[J].中华医学遗传学杂志,1993,10(1):14-16. 被引量:8
  • 3Ashley CT, et al. FMR1 protein:conserved RNA family domains and selective RNA binding, Science, 1993,262: 563.
  • 4Snow K, et al. Analysis of a CGG sequence at the FMR-1 locus in fragile X families and in the general population. Am J Hum Genet,1993, 53:1217.
  • 5Fisch GS, et al. The fragile Xpremutation in carriers and its effect on mutation size in offspring. Am J Hum Genet, 1995, 56 : 1147.
  • 6徐路生.脆性X综合征:FMR-1基因的分离及脆性X突变的特征[J].国外医学(遗传学分册),1994,17(2):80-84. 被引量:4
  • 7Loesch DZ, et al. Expansion of the CGG repeat in fragile X in the FMR-1 gene depends on the sex of the offspring. Am J Hum Genet,1995, 57: 1408.

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  • 1曾静,王和.脆性X综合征的遗传学诊断与产前诊断[J].中国优生与遗传杂志,2006,14(5):4-6. 被引量:7
  • 2Lombroso PJ.Genetics of childhood disorders:XLVIII.Learning and memory,Part 1:Fragile X syndrome update[J].J Am Acad Child Adolesc Psychiatry,2003,42(3):372-375.
  • 3Zhong N,Ju W,Xu W,et al.Frequency of the fragile X syndrome in Chinese mentally retarded populations similar to that in Caucasians[J].Am J Med Genet,1999,84(3):191-194.
  • 4Welt CK,Smith PC,Taylor AE.Evidence of early ovarian aging in fragile X premutation carriers[J].J Clin Endocriol Metab,2004,89(9):4569-4574.
  • 5Hagerman RJ,Leavitt BR,Farzin F,et al.Fragile-X-associated tremor/ataxia syndrome(FXTAS) in females with the FMR1 premutation[J].Am J Hum Genet,2004,(5):1051-1056.
  • 6Stefeni G,Fraser CE,Darnell JC,et al.Fragile X mental retardation protein is associated with translating poly ribosomes in neuronal cell[J].J Neurosci,2004,24(33):9272-9276.
  • 7Tarleton J,Kenneson A,Taylor AK,et al.A single base alteration in the CGG repeat region of FMR1:possible effects on gene expression and phenotype[J].J Med Genet,2002,39(3):196-200.
  • 8Maddalena A,Richards CS,McGinniss MJ,et al.Technical standards and guidelines for fragile X:the first of a series of disease-specific supplements to the Standards and Guidelines for Clinical Genetics Laboratories of the American College of Medical Genetics.Quality Assurance Subcommittee of the Laboratory Practice Committee[J].Genet Med,2001,3(3):200-205.
  • 9Willemsen R,Bontekoe CJ,Severijnen LA,Oostra BA.Timing of the absence of FMR1 expression in full mutation chorionicvilli[J].Hum Genet,2002,110(6):601-605.

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