'Embryo Models' Challenge the Legal, Ethical, and Biological Concepts of an 'Embryo'

With constructs built entirely from stem cells, researchers can revolutionize scientific understanding of human development. But how close is too close?

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Lewis Wolpert ,Hank Greely ,United Kingdom Warnock Committee ,Us Department Of Health ,International Society For Stem Cell Research ,Biomedical Ethics At Stanford University ,Biomedical Ethics ,Stanford University ,International Society ,Stem Cell Research ,Quanta Magazine ,Biotech ,Bioethics ,Biology ,Reproduction ,Stem Cells ,Health ,Genetics ,