正版现货新书医学遗传学 9787506240192 陈达强，胡军　编著

全新正版现货，以书名为准，放心购买，购书咨询18931383650朱老师

59.27 6.0折 98 全新

库存2件

北京丰台

认证卖家担保交易快速发货售后保障

作者陈达强，胡军　编著

出版社文物出版社

ISBN9787506240192

出版时间2009-11

装帧平装

开本其他

定价98元

货号5330349

上书时间2024-12-15

已实名已认证进店收藏店铺

商品描述: 内容摘要
书摘
    4.FETAL BLOOD SAMPLING
    A third source of fetal tissue for genetic study is the fetal blood supply.
For this technique a very fine needle is used with ultrasonic guidance to obtain a blood sample from the umbilical vein of the developing fetus. This technique is performed at centers having specialized experience with the procedure and also serves as a useful source of cells for DNA or protein studies. Fetal cells grow rapidly, and hematological and chromosome studies are usually possible in less than 1 week (see Table 2.5).
    5.MATERNAL BLOOD SAMPLING
    A surprising observation has developed and holds considerable promise for future testing. A small number of fetal cells can be detected in the maternal circulation. At least in theory, this presents the possibility of analyzing fetal ceils from a maternal blood sample. The major difficulty with this approach is the relative rarity of fetal cells in the maternal  circulation. Enrichment techniques are b