重组DNA技术斑点杂交法检测生物检材的性别
介绍了用斑点杂交技术,以Y染色体特异的3.5kb DNA片段为探针检测人血痕、人的组织碎块、牙齿、头发、羊水等的性别。样本经制备相当于0.1ul新鲜血的血痕,0.05 mg的组织块,带毛囊的头发1根,1/20颗牙齿牙髓质和2ul的羊水经本法检查,均能确定其性别。组织块经用福尔马林固定1周后,同样可以判断其性别,血痕性别的盲测结果全部正确。同时,对9种常见动物的血痕亦作了检查,均未显示阳性反应。本法准确灵敏,操作简单,值得进一步推广。...
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Format: | Article |
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Language: | zho |
Published: |
Editorial Office of Journal of Sun Yat-sen University
1992-01-01
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Series: | Zhongshan Daxue xuebao. Yixue kexue ban |
Subjects: | |
Online Access: | http://xuebaoyx.sysu.edu.cn/zh/article/43592462/ |
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