...文献 关键词: 唐氏综合征; 基因诊断; 短串联重复序列; 摘要: 目的建立一种准确、快速、简便的唐氏综合征(Down's syndrome,DS)基因诊断技术.方法选择10个位于21号染色体上唐氏综合征关键区域内(21q22.
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他们也计算了需要通过筛查来预防淋巴瘤发生的无乳糜泻症状的唐氏综合征儿童的数量。
They also calculated the number of asymptomatic children with Down syndrome who needed to be screened to prevent a single case of lymphoma.
阿颈背扫描是扫描超声产前筛查(超声波)，以帮助确定风险较高的唐氏综合征胎儿中，特别是对老年妇女有较高的风险，谁这样怀孕。
A nuchal scan is a sonographic prenatal screening scan (ultrasound) to help identify higher risks of Down syndrome in a fetus, particularly for older women who have higher risks of such pregnancies.
卵细胞染色体数目错误可能会导致胚胎流产，或导致唐氏综合征之类的严重婴儿病症。
Having the wrong number of chromosomes can cause an embryo to miscarry, or lead to serious medical conditions such as Down's syndrome.
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