Embriones híbridos como fuente de células troncales embrionarias

The HFEA (Human Fertilisations & Embryology Authority) recently accepted to perform research in hybrid embryos generated by transferring human somatic cell nucleus to cow enucleated oocytes, named cytoplasmatic hybrids. The aim is to obtain a source of embryonic stem cells without the use of...

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Autor principal:	Beca I,Juan Pablo
Lenguaje:	Spanish / Castilian
Publicado:	Sociedad Médica de Santiago 2007
Materias:	Bioethics Embryo Embryonic stem cells Genome human
Acceso en línea:	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0034-98872007001100001
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id	oai:scielo:S0034-98872007001100001
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spelling	oai:scielo:S0034-988720070011000012008-02-08Embriones híbridos como fuente de células troncales embrionariasBeca I,Juan Pablo Bioethics Embryo Embryonic stem cells Genome human The HFEA (Human Fertilisations & Embryology Authority) recently accepted to perform research in hybrid embryos generated by transferring human somatic cell nucleus to cow enucleated oocytes, named cytoplasmatic hybrids. The aim is to obtain a source of embryonic stem cells without the use of human oocytes. The arguments for the approval are to avoid the risk of obtaining human oocytes and that these embryos will not be transferred to a female's womb for its development. Those who oppose the technique argue that it is a manipulation of the beginning of life and a disrespect to the dignity of human life because of the destruction of embryos. Nevertheless, the real nature of this new entity has not been established. Biologically it is an embryo with 99% of human genome and animal's cytoplasm, not generated from human gametes, it is not a new genome and it will be used only to cultivate stem cells. It does not seem possible to define its nature beyond any doubts. If it were considered as a human embryo it should be respected and protected as every human being. Once more, scientific progress opens new ethical and legal questions that we cannot answer in a definitive way. Researchers are exploring new roads to obtain pluripotential stem cells which should favor the development of innovative therapies. The main objection is the unavoidable destruction of human embryos, although in this case its origin and nature are not clearinfo:eu-repo/semantics/openAccessSociedad Médica de SantiagoRevista médica de Chile v.135 n.11 20072007-11-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0034-98872007001100001es10.4067/S0034-98872007001100001
institution	Scielo Chile
collection	Scielo Chile
language	Spanish / Castilian
topic	Bioethics Embryo Embryonic stem cells Genome human
spellingShingle	Bioethics Embryo Embryonic stem cells Genome human Beca I,Juan Pablo Embriones híbridos como fuente de células troncales embrionarias
description	The HFEA (Human Fertilisations & Embryology Authority) recently accepted to perform research in hybrid embryos generated by transferring human somatic cell nucleus to cow enucleated oocytes, named cytoplasmatic hybrids. The aim is to obtain a source of embryonic stem cells without the use of human oocytes. The arguments for the approval are to avoid the risk of obtaining human oocytes and that these embryos will not be transferred to a female's womb for its development. Those who oppose the technique argue that it is a manipulation of the beginning of life and a disrespect to the dignity of human life because of the destruction of embryos. Nevertheless, the real nature of this new entity has not been established. Biologically it is an embryo with 99% of human genome and animal's cytoplasm, not generated from human gametes, it is not a new genome and it will be used only to cultivate stem cells. It does not seem possible to define its nature beyond any doubts. If it were considered as a human embryo it should be respected and protected as every human being. Once more, scientific progress opens new ethical and legal questions that we cannot answer in a definitive way. Researchers are exploring new roads to obtain pluripotential stem cells which should favor the development of innovative therapies. The main objection is the unavoidable destruction of human embryos, although in this case its origin and nature are not clear
author	Beca I,Juan Pablo
author_facet	Beca I,Juan Pablo
author_sort	Beca I,Juan Pablo
title	Embriones híbridos como fuente de células troncales embrionarias
title_short	Embriones híbridos como fuente de células troncales embrionarias
title_full	Embriones híbridos como fuente de células troncales embrionarias
title_fullStr	Embriones híbridos como fuente de células troncales embrionarias
title_full_unstemmed	Embriones híbridos como fuente de células troncales embrionarias
title_sort	embriones híbridos como fuente de células troncales embrionarias
publisher	Sociedad Médica de Santiago
publishDate	2007
url	http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0034-98872007001100001
work_keys_str_mv	AT becaijuanpablo embrioneshibridoscomofuentedecelulastroncalesembrionarias
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Embriones híbridos como fuente de células troncales embrionarias

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