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preimplantation genetic diagnosis |
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preimplantation genetic diagnosis: see embryo biopsy embryo biopsy or preimplantation genetic diagnosis (PGD), diagnostic procedure, used in genetic screening , in which a single cell is removed from an embryo two or three days after it has been conceived through in vitro fertilization . ..... Click the link for more information. . How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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A technique already exists - pre-implantation genetic diagnosis, in which a single cell is extracted from an embryo for genetic analysis - which shows that embryos can regularly survive such a procedure. In that instance, your counselor may recommend options that could reduce that risk, such as a form of in vitro fertilization called pre-implantation genetic diagnosis, a donor egg or donor sperm. Known as pre-implantation genetic diagnosis, the procedure removes one cell from an eight-cell-stage embryo and examines its DNA for defects. |
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