3PN embryos can and have been used as alternatives for 'normal' embryos in research, including basic research on germline gene editing, European Journal of Human Genetics, 2018. ,
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To model homozygous mutation disease embryos, we constructed nuclear transfer embryos by fusing the lymphocyte or skin fibroblast cells with enucleated in vitro matured (IVM) oocytes, Protein Cell, 2017. ,
, , p.918
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Aquinas said the same : 'Dignity means the goodness something possesses because of itself, utility its goodness because of another' (Scriptum super sententiis, liv. 3, d. 35, q. 1, a. 4, q. 1, c, www. corpusthomisticum.org/iopera.html), and he spoke of 'the dignity of manhood, in so far as he is naturally free, and exists for himself, Groundwork for the metaphysics of morals. Already in the 13 e century ,
, CCNE, Questionnement pour les États généraux de la bioéthique, avis 105, p.106, 2008.
, Pera and his colleagues note that one of the reasons for banning testing on embryos beyond 14 days in the UK is that this point "also marks the beginnings of the central nervous system, p.918
The same approach is found in the United States ,
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Early stages of fertilization in vitro of human oocytes matured in vitro, Nature, vol.221, pp.632-635, 1969. ,
Human blastocysts grown in culture, Nature, vol.229, pp.132-133, 1971. ,
Birth after the reimplantation of a human embryo, Lancet, vol.2, p.366, 1978. ,
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Association of Assisted Reproductive Technologies With Arterial Hypertension During Adolescence, Journal of the American College of Cardiology, vol.72, issue.1, pp.1267-1274, 2018. ,