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三个额外小染色体家系的研究

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摘要 关于额外小染色体(extra smallchromsome,本文以下缩写为ESC),其结构与组成,仅靠某种显带技术来进行研究是有困难的。近年来由于探针技木的临床应用,使这一研究取得了显著的进展。但是如何提高ESC产前诊断的准确性以及在门诊中对携带ESC的胎儿父母提供切实有益的咨询服务,尚需积累更多的ESC形态研究和对ESC携带者临床检查的第一手资料。至于ESC的起因及其对胚胎发育的影响,迄今犹无定论,更有待于继续观察和进一步研究探讨。
出处 《中国优生与遗传杂志》 1991年第1期35-38,122,共5页 Chinese Journal of Birth Health & Heredity
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