ABBREVIATION for preimplantation genetic diagnosis; a technique using in vitro fertilization to ensure that a baby does not possess a known genetic defect of either parent. After genetic analysis of the embryos so formed, only those free of defect are implanted in the mother's womb 植入前基因诊断
While many countries have banned the use of PGD for gender selection, it is permitted in the U.S..
当很多国家禁止通过PGD选择胎儿性别的时候，它在美国没有碰到问题。
The project abstract is drawn from the PAD, SAR or PGD and may not accurately reflect the project's current nature
该项目摘要来源项目评估文件，员工评估报告或项目方案文件，并不能准确反映出项目目前的性质。
There are some that argue that by using PGD for these diseases Britain is taking a step onto a dangerous slippery slope.
有一些观点认为，使用PGD治疗这些疾病，英国是迈上了光滑的陡坡。
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