{"id":20952,"date":"2020-07-06T18:46:08","date_gmt":"2020-07-06T16:46:08","guid":{"rendered":"https:\/\/embryotools.com\/?p=20952"},"modified":"2020-07-06T18:49:54","modified_gmt":"2020-07-06T16:49:54","slug":"maternal-spindle-transfer-overcomes-embryo-developmental-arrest-caused-by-ooplasmic-defects-in-mice","status":"publish","type":"post","link":"https:\/\/embryotools.com\/es\/maternal-spindle-transfer-overcomes-embryo-developmental-arrest-caused-by-ooplasmic-defects-in-mice\/","title":{"rendered":"La transferencia del huso materno supera la detenci\u00f3n del desarrollo embrionario causada por defectos oopl\u00e1smicos en ratones"},"content":{"rendered":"<p><\/p>\n<header class=\"article-section__header\">\n<h2 class=\"article-section__header_text\">Resumen<\/h2>\n<\/header>\n<div class=\"article-section__body\">\n<p class=\"paragraph\">El potencial de desarrollo de los embriones tempranos est\u00e1 dictado principalmente por la calidad del ovocito.\u00a0Aqu\u00ed, exploramos la utilidad de la t\u00e9cnica de transferencia del huso materno (MST) como un enfoque reproductivo para mejorar la competencia en el desarrollo de los ovocitos.\u00a0Nuestros experimentos de prueba de concepto muestran que el reemplazo de todo el citoplasma de los ovocitos de una cepa de rat\u00f3n sensible supera la detenci\u00f3n masiva del desarrollo embrionario caracter\u00edstica de los ovocitos no manipulados.\u00a0El an\u00e1lisis gen\u00e9tico confirm\u00f3 una transferencia m\u00ednima de ADNmt despu\u00e9s de MST.\u00a0Los ratones resultantes mostraron niveles bajos de heteroplasmia en m\u00faltiples \u00f3rganos a la edad adulta, histolog\u00eda normal y fertilidad.\u00a0Los ratones fueron seguidos durante cinco generaciones (F5), revelando que la heteroplasmia se redujo en ratones F2 y no se pudo detectar en las generaciones posteriores.<\/p>\n<\/div>\n<p><a href=\"https:\/\/elifesciences.org\/articles\/48591?utm_source=content_alert&amp;utm_medium=email&amp;utm_content=fulltext&amp;utm_campaign=1-June-20-elife-alert\" target=\"_blank\" rel=\"noopener noreferrer\">Lee mas<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Resumen El potencial de desarrollo de los embriones tempranos est\u00e1 dictado principalmente por la calidad del ovocito.\u00a0Aqu\u00ed, exploramos la utilidad de la t\u00e9cnica de transferencia del huso materno (MST) como un enfoque reproductivo para mejorar la competencia en el desarrollo de los ovocitos.\u00a0Nuestros experimentos de prueba de concepto muestran que el reemplazo de todo el&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[173,1],"tags":[],"class_list":["post-20952","post","type-post","status-publish","format-standard","hentry","category-in-the-news","category-various"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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