{"id":218858,"date":"2026-06-09T21:35:59","date_gmt":"2026-06-10T01:35:59","guid":{"rendered":"https:\/\/potenciaradiofonicadominicana.com\/portal\/?p=218858"},"modified":"2026-06-09T21:35:59","modified_gmt":"2026-06-10T01:35:59","slug":"la-ciencia-real-tras-la-desextincion-del-mamut-lanudo","status":"publish","type":"post","link":"https:\/\/potenciaradiofonicadominicana.com\/portal\/la-ciencia-real-tras-la-desextincion-del-mamut-lanudo\/","title":{"rendered":"La ciencia real tras la desextinci\u00f3n del mamut lanudo"},"content":{"rendered":"<p><a href=\"https:\/\/potenciaradiofonicadominicana.com\/portal\/wp-content\/uploads\/2026\/06\/9392_1280px-jeune_mammouth_irsnb.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-218859\" src=\"https:\/\/potenciaradiofonicadominicana.com\/portal\/wp-content\/uploads\/2026\/06\/9392_1280px-jeune_mammouth_irsnb.jpg\" alt=\"\" width=\"670\" height=\"503\" srcset=\"https:\/\/potenciaradiofonicadominicana.com\/portal\/wp-content\/uploads\/2026\/06\/9392_1280px-jeune_mammouth_irsnb.jpg 670w, https:\/\/potenciaradiofonicadominicana.com\/portal\/wp-content\/uploads\/2026\/06\/9392_1280px-jeune_mammouth_irsnb-300x225.jpg 300w\" sizes=\"auto, (max-width: 670px) 100vw, 670px\" \/><\/a><\/p>\n<div class=\"new_text \">\n<p>Durante siglos, la idea de ver a un mamut lanudo (<i>Mammuthus primigenius<\/i>) caminando de nuevo por la tundra siberiana ha pertenecido exclusivamente a la ciencia ficci\u00f3n. Sin embargo, en los \u00faltimos a\u00f1os, titulares rimbombantes y promesas de empresas biotecnol\u00f3gicas multimillonarias han hecho que el p\u00fablico se pregunte:\u00a0<b>\u00bfEstamos realmente a las puertas de resucitar a un tit\u00e1n de la Edad de Hielo?<\/b><\/p>\n<p>&nbsp;<\/p>\n<p>La respuesta corta es no, no como en\u00a0<i>Jurassic Park<\/i>. La respuesta larga es mucho m\u00e1s fascinante, compleja y \u00e9ticamente desafiante.<\/p>\n<p>&nbsp;<\/p>\n<p>Para entender si es posible \u00abcrear\u00bb un mamut utilizando ADN antiguo y elefantes como madres sustitutas, debemos separar los mitos de la cruda realidad de la edici\u00f3n gen\u00e9tica.<\/p>\n<p>&nbsp;<\/p>\n<h2>El mito del \u00abADN intacto\u00bb: La tumba del permafrost<\/h2>\n<p>&nbsp;<\/p>\n<p>El primer gran obst\u00e1culo es un malentendido com\u00fan: la idea de que podemos encontrar una c\u00e9lula de mamut perfectamente congelada en el permafrost, extraer su n\u00facleo intacto e inyectarlo en el \u00f3vulo de una elefanta.<\/p>\n<p>&nbsp;<\/p>\n<p>Lamentablemente, el tiempo es implacable. Aunque el permafrost siberiano conserva la carne y el pelo de forma asombrosa, a nivel molecular,\u00a0<b>el ADN comienza a degradarse inmediatamente despu\u00e9s de la muerte<\/b>. El agua, la radiaci\u00f3n de fondo y las bacterias rompen las largas cadenas de material gen\u00e9tico en miles de millones de fragmentos diminutos.<\/p>\n<div class=\"google-auto-placed ap_container\"><ins class=\"adsbygoogle adsbygoogle-noablate\" data-ad-format=\"auto\" data-ad-client=\"ca-pub-5663005764905852\" data-adsbygoogle-status=\"done\" data-ad-status=\"unfilled\"><\/p>\n<div id=\"aswift_3_host\"><iframe loading=\"lazy\" id=\"aswift_3\" tabindex=\"0\" title=\"Advertisement\" src=\"https:\/\/googleads.g.doubleclick.net\/pagead\/ads?gdpr=0&amp;us_privacy=1---&amp;gpp_sid=-1&amp;client=ca-pub-5663005764905852&amp;output=html&amp;h=280&amp;num_ads=1&amp;adk=2562913539&amp;adf=4099835732&amp;w=670&amp;fwrn=4&amp;fwrnh=100&amp;lmt=1781055316&amp;rafmt=1&amp;armr=3&amp;sem=mc&amp;pwprc=8510815932&amp;ad_type=text_image&amp;format=670x280&amp;url=https%3A%2F%2Fnoticiasdelaciencia.com%2Fart%2F57126%2Fla-ciencia-real-tras-la-desextincion-del-mamut-lanudo&amp;fwr=0&amp;pra=3&amp;rh=168&amp;rw=670&amp;rpe=1&amp;resp_fmts=3&amp;fa=27&amp;uach=WyJXaW5kb3dzIiwiMTAuMC4wIiwieDg2IiwiIiwiMTQ5LjAuNzgyNy41MyIsbnVsbCwwLG51bGwsIjY0IixbWyJHb29nbGUgQ2hyb21lIiwiMTQ5LjAuNzgyNy41MyJdLFsiQ2hyb21pdW0iLCIxNDkuMC43ODI3LjUzIl0sWyJOb3QpQTtCcmFuZCIsIjI0LjAuMC4wIl1dLDBd&amp;abgtt=9&amp;dt=1781055316787&amp;bpp=1&amp;bdt=1241&amp;idt=-M&amp;shv=r20260604&amp;mjsv=m202606080101&amp;ptt=9&amp;saldr=aa&amp;abxe=1&amp;cookie=ID%3D1369ec1753920ed8%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MZW6G59QQLVBos4kc7I7QPsDzVElw&amp;gpic=UID%3D000012823be29c69%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MaHQ_Bfx4qudKs-eV9T0d0lK_YoHw&amp;eo_id_str=ID%3De1c442b852c8beb9%3AT%3D1769483343%3ART%3D1781055253%3AS%3DAA-AfjaUwun04pSHe7gepQN_ghxC&amp;prev_fmts=0x0%2C300x600%2C300x600&amp;nras=2&amp;correlator=196982050566&amp;frm=20&amp;pv=1&amp;u_tz=-240&amp;u_his=3&amp;u_h=1080&amp;u_w=1920&amp;u_ah=1040&amp;u_aw=1920&amp;u_cd=32&amp;u_sd=1&amp;dmc=16&amp;adx=463&amp;ady=1628&amp;biw=1905&amp;bih=953&amp;scr_x=0&amp;scr_y=0&amp;eid=95390667%2C31099019%2C95390278%2C95373849&amp;oid=2&amp;pvsid=5959831182836812&amp;tmod=2045530680&amp;uas=1&amp;nvt=1&amp;ref=https%3A%2F%2Fnoticiasdelaciencia.com%2Fsec%2Fciencia&amp;fc=1408&amp;brdim=0%2C0%2C0%2C0%2C1920%2C0%2C1920%2C1040%2C1920%2C953&amp;vis=1&amp;rsz=%7C%7Cs%7C&amp;abl=NS&amp;fu=128&amp;bc=31&amp;bz=1&amp;pgls=CAA.&amp;ifi=4&amp;uci=a!4&amp;btvi=2&amp;fsb=1&amp;dtd=29\" name=\"aswift_3\" width=\"670\" height=\"0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" sandbox=\"allow-forms allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation\" data-google-container-id=\"a!4\" aria-label=\"Advertisement\" data-load-complete=\"true\" data-google-query-id=\"CKqw-IvE-5QDFcOAfAYdFYwY_Q\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<p><\/ins><\/div>\n<p>&nbsp;<\/p>\n<p>El ADN tiene una \u00abvida media\u00bb de unos 521 a\u00f1os. Incluso en condiciones ideales de congelaci\u00f3n, es qu\u00edmicamente imposible encontrar un genoma completo y funcional de mamut despu\u00e9s de 4.000 a\u00f1os de extinci\u00f3n.<\/p>\n<p>&nbsp;<\/p>\n<p>Por lo tanto, la clonaci\u00f3n tradicional (al estilo de la oveja Dolly) est\u00e1 completamente descartada. No tenemos un plano completo, sino un rompecabezas de miles de millones de piezas rotas y mezcladas con ADN de bacterias y hongos del suelo.<\/p>\n<p>&nbsp;<\/p>\n<p><span class=\"RichTextAlignCenter citewrapper\"><img decoding=\"async\" class=\"RichTextAlignCenter\" src=\"https:\/\/noticiasdelaciencia.com\/upload\/images\/06_2026\/9392_1280px-jeune_mammouth_irsnb.jpg\" alt=\"[Img #78922]\" \/><\/span><\/p>\n<div class=\"imagefooterprint\"><\/div>\n<p>&nbsp;<\/p>\n<p>(Foto: Wikimedia Commons)<\/p>\n<div class=\"google-auto-placed ap_container\"><ins class=\"adsbygoogle adsbygoogle-noablate\" data-ad-format=\"auto\" data-ad-client=\"ca-pub-5663005764905852\" data-adsbygoogle-status=\"done\" data-ad-status=\"unfilled\"><\/p>\n<div id=\"aswift_4_host\"><iframe loading=\"lazy\" id=\"aswift_4\" tabindex=\"0\" title=\"Advertisement\" src=\"https:\/\/googleads.g.doubleclick.net\/pagead\/ads?gdpr=0&amp;us_privacy=1---&amp;gpp_sid=-1&amp;client=ca-pub-5663005764905852&amp;output=html&amp;h=280&amp;num_ads=1&amp;adk=2562913539&amp;adf=3693040572&amp;w=670&amp;fwrn=4&amp;fwrnh=100&amp;lmt=1781055316&amp;rafmt=1&amp;armr=3&amp;sem=mc&amp;pwprc=8510815932&amp;ad_type=text_image&amp;format=670x280&amp;url=https%3A%2F%2Fnoticiasdelaciencia.com%2Fart%2F57126%2Fla-ciencia-real-tras-la-desextincion-del-mamut-lanudo&amp;fwr=0&amp;pra=3&amp;rh=168&amp;rw=670&amp;rpe=1&amp;resp_fmts=3&amp;fa=27&amp;uach=WyJXaW5kb3dzIiwiMTAuMC4wIiwieDg2IiwiIiwiMTQ5LjAuNzgyNy41MyIsbnVsbCwwLG51bGwsIjY0IixbWyJHb29nbGUgQ2hyb21lIiwiMTQ5LjAuNzgyNy41MyJdLFsiQ2hyb21pdW0iLCIxNDkuMC43ODI3LjUzIl0sWyJOb3QpQTtCcmFuZCIsIjI0LjAuMC4wIl1dLDBd&amp;abgtt=9&amp;dt=1781055316787&amp;bpp=1&amp;bdt=1241&amp;idt=-M&amp;shv=r20260604&amp;mjsv=m202606080101&amp;ptt=9&amp;saldr=aa&amp;abxe=1&amp;cookie=ID%3D1369ec1753920ed8%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MZW6G59QQLVBos4kc7I7QPsDzVElw&amp;gpic=UID%3D000012823be29c69%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MaHQ_Bfx4qudKs-eV9T0d0lK_YoHw&amp;eo_id_str=ID%3De1c442b852c8beb9%3AT%3D1769483343%3ART%3D1781055253%3AS%3DAA-AfjaUwun04pSHe7gepQN_ghxC&amp;prev_fmts=0x0%2C300x600%2C300x600%2C670x280&amp;nras=3&amp;correlator=196982050566&amp;frm=20&amp;pv=1&amp;u_tz=-240&amp;u_his=3&amp;u_h=1080&amp;u_w=1920&amp;u_ah=1040&amp;u_aw=1920&amp;u_cd=32&amp;u_sd=1&amp;dmc=16&amp;adx=463&amp;ady=2737&amp;biw=1905&amp;bih=953&amp;scr_x=0&amp;scr_y=0&amp;eid=95390667%2C31099019%2C95390278%2C95373849&amp;oid=2&amp;pvsid=5959831182836812&amp;tmod=2045530680&amp;uas=1&amp;nvt=1&amp;ref=https%3A%2F%2Fnoticiasdelaciencia.com%2Fsec%2Fciencia&amp;fc=1408&amp;brdim=0%2C0%2C0%2C0%2C1920%2C0%2C1920%2C1040%2C1920%2C953&amp;vis=1&amp;rsz=%7C%7Cs%7C&amp;abl=NS&amp;fu=128&amp;bc=31&amp;bz=1&amp;pgls=CAA.&amp;ifi=5&amp;uci=a!5&amp;btvi=3&amp;fsb=1&amp;dtd=31\" name=\"aswift_4\" width=\"670\" height=\"0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" sandbox=\"allow-forms allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation\" data-google-container-id=\"a!5\" aria-label=\"Advertisement\" data-google-query-id=\"CL-P-IvE-5QDFeGUfAYd9x8hxQ\" data-load-complete=\"true\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<p><\/ins><\/div>\n<p>&nbsp;<\/p>\n<h2>La estrategia real: No es clonaci\u00f3n, es edici\u00f3n<\/h2>\n<p>&nbsp;<\/p>\n<p>Si no podemos clonar, \u00bfqu\u00e9 est\u00e1n haciendo los cient\u00edficos? La respuesta est\u00e1 en las herramientas de edici\u00f3n gen\u00e9tica, espec\u00edficamente en el sistema\u00a0<b>CRISPR-Cas9<\/b>.<\/p>\n<p>&nbsp;<\/p>\n<p>Empresas de colosos biotecnol\u00f3gicos como\u00a0<i>Colossal Biosciences<\/i>\u00a0no est\u00e1n intentando resucitar al mamut exacto del pasado. Su objetivo es m\u00e1s bien\u00a0<b>\u00abmamutizar\u00bb al elefante asi\u00e1tico<\/b>\u00a0(<i>Elephas maximus<\/i>), que comparte el 99,6% de su c\u00f3digo gen\u00e9tico con el mamut lanudo.<\/p>\n<div class=\"google-auto-placed ap_container\"><ins class=\"adsbygoogle adsbygoogle-noablate\" data-ad-format=\"auto\" data-ad-client=\"ca-pub-5663005764905852\" data-adsbygoogle-status=\"done\" data-ad-status=\"unfilled\"><\/p>\n<div id=\"aswift_5_host\"><iframe loading=\"lazy\" id=\"aswift_5\" tabindex=\"0\" title=\"Advertisement\" src=\"https:\/\/googleads.g.doubleclick.net\/pagead\/ads?gdpr=0&amp;us_privacy=1---&amp;gpp_sid=-1&amp;client=ca-pub-5663005764905852&amp;output=html&amp;h=280&amp;num_ads=1&amp;adk=2562913539&amp;adf=1893873498&amp;w=670&amp;fwrn=4&amp;fwrnh=100&amp;lmt=1781055316&amp;rafmt=1&amp;armr=3&amp;sem=mc&amp;pwprc=8510815932&amp;ad_type=text_image&amp;format=670x280&amp;url=https%3A%2F%2Fnoticiasdelaciencia.com%2Fart%2F57126%2Fla-ciencia-real-tras-la-desextincion-del-mamut-lanudo&amp;fwr=0&amp;pra=3&amp;rh=168&amp;rw=670&amp;rpe=1&amp;resp_fmts=3&amp;fa=27&amp;uach=WyJXaW5kb3dzIiwiMTAuMC4wIiwieDg2IiwiIiwiMTQ5LjAuNzgyNy41MyIsbnVsbCwwLG51bGwsIjY0IixbWyJHb29nbGUgQ2hyb21lIiwiMTQ5LjAuNzgyNy41MyJdLFsiQ2hyb21pdW0iLCIxNDkuMC43ODI3LjUzIl0sWyJOb3QpQTtCcmFuZCIsIjI0LjAuMC4wIl1dLDBd&amp;abgtt=9&amp;dt=1781055316787&amp;bpp=1&amp;bdt=1241&amp;idt=1&amp;shv=r20260604&amp;mjsv=m202606080101&amp;ptt=9&amp;saldr=aa&amp;abxe=1&amp;cookie=ID%3D1369ec1753920ed8%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MZW6G59QQLVBos4kc7I7QPsDzVElw&amp;gpic=UID%3D000012823be29c69%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MaHQ_Bfx4qudKs-eV9T0d0lK_YoHw&amp;eo_id_str=ID%3De1c442b852c8beb9%3AT%3D1769483343%3ART%3D1781055253%3AS%3DAA-AfjaUwun04pSHe7gepQN_ghxC&amp;prev_fmts=0x0%2C300x600%2C300x600%2C670x280%2C670x280&amp;nras=4&amp;correlator=196982050566&amp;frm=20&amp;pv=1&amp;u_tz=-240&amp;u_his=3&amp;u_h=1080&amp;u_w=1920&amp;u_ah=1040&amp;u_aw=1920&amp;u_cd=32&amp;u_sd=1&amp;dmc=16&amp;adx=463&amp;ady=3323&amp;biw=1905&amp;bih=953&amp;scr_x=0&amp;scr_y=0&amp;eid=95390667%2C31099019%2C95390278%2C95373849&amp;oid=2&amp;pvsid=5959831182836812&amp;tmod=2045530680&amp;uas=1&amp;nvt=1&amp;ref=https%3A%2F%2Fnoticiasdelaciencia.com%2Fsec%2Fciencia&amp;fc=1408&amp;brdim=0%2C0%2C0%2C0%2C1920%2C0%2C1920%2C1040%2C1920%2C953&amp;vis=1&amp;rsz=%7C%7Cs%7C&amp;abl=NS&amp;fu=128&amp;bc=31&amp;bz=1&amp;pgls=CAA.&amp;ifi=6&amp;uci=a!6&amp;btvi=4&amp;fsb=1&amp;dtd=33\" name=\"aswift_5\" width=\"670\" height=\"0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" sandbox=\"allow-forms allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation\" data-google-container-id=\"a!6\" aria-label=\"Advertisement\" data-load-complete=\"true\" data-google-query-id=\"CIOc-IvE-5QDFRUuBgAdBgIwmw\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<p><\/ins><\/div>\n<p>&nbsp;<\/p>\n<p>El proceso funciona de la siguiente manera:<\/p>\n<p>&nbsp;<\/p>\n<p><b>-Secuenciaci\u00f3n:<\/b>\u00a0Los cient\u00edficos han logrado mapear el genoma del mamut uniendo los fragmentos de ADN antiguo.<\/p>\n<p>&nbsp;<\/p>\n<p><b>-Comparaci\u00f3n:<\/b>\u00a0Se comparan los genes del mamut con los del elefante asi\u00e1tico para identificar las diferencias clave.<\/p>\n<p>&nbsp;<\/p>\n<p><b>-Edici\u00f3n:<\/b>\u00a0Utilizando CRISPR, se introducen en las c\u00e9lulas del elefante los genes espec\u00edficos que permit\u00edan al mamut sobrevivir al fr\u00edo \u00e1rtico:<\/p>\n<div class=\"google-auto-placed ap_container\"><ins class=\"adsbygoogle adsbygoogle-noablate\" data-ad-format=\"auto\" data-ad-client=\"ca-pub-5663005764905852\" data-adsbygoogle-status=\"done\" data-ad-status=\"unfilled\"><\/p>\n<div id=\"aswift_6_host\"><iframe loading=\"lazy\" id=\"aswift_6\" tabindex=\"0\" title=\"Advertisement\" src=\"https:\/\/googleads.g.doubleclick.net\/pagead\/ads?gdpr=0&amp;us_privacy=1---&amp;gpp_sid=-1&amp;client=ca-pub-5663005764905852&amp;output=html&amp;h=280&amp;num_ads=1&amp;adk=2562913539&amp;adf=1040710036&amp;w=670&amp;fwrn=4&amp;fwrnh=100&amp;lmt=1781055317&amp;rafmt=1&amp;armr=3&amp;sem=mc&amp;pwprc=8510815932&amp;ad_type=text_image&amp;format=670x280&amp;url=https%3A%2F%2Fnoticiasdelaciencia.com%2Fart%2F57126%2Fla-ciencia-real-tras-la-desextincion-del-mamut-lanudo&amp;fwr=0&amp;pra=3&amp;rh=168&amp;rw=670&amp;rpe=1&amp;resp_fmts=3&amp;fa=27&amp;uach=WyJXaW5kb3dzIiwiMTAuMC4wIiwieDg2IiwiIiwiMTQ5LjAuNzgyNy41MyIsbnVsbCwwLG51bGwsIjY0IixbWyJHb29nbGUgQ2hyb21lIiwiMTQ5LjAuNzgyNy41MyJdLFsiQ2hyb21pdW0iLCIxNDkuMC43ODI3LjUzIl0sWyJOb3QpQTtCcmFuZCIsIjI0LjAuMC4wIl1dLDBd&amp;abgtt=9&amp;dt=1781055316791&amp;bpp=1&amp;bdt=1245&amp;idt=1&amp;shv=r20260604&amp;mjsv=m202606080101&amp;ptt=9&amp;saldr=aa&amp;abxe=1&amp;cookie=ID%3D1369ec1753920ed8%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MZW6G59QQLVBos4kc7I7QPsDzVElw&amp;gpic=UID%3D000012823be29c69%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MaHQ_Bfx4qudKs-eV9T0d0lK_YoHw&amp;eo_id_str=ID%3De1c442b852c8beb9%3AT%3D1769483343%3ART%3D1781055253%3AS%3DAA-AfjaUwun04pSHe7gepQN_ghxC&amp;prev_fmts=0x0%2C300x600%2C300x600%2C670x280%2C670x280%2C670x280&amp;nras=5&amp;correlator=196982050566&amp;frm=20&amp;pv=1&amp;u_tz=-240&amp;u_his=3&amp;u_h=1080&amp;u_w=1920&amp;u_ah=1040&amp;u_aw=1920&amp;u_cd=32&amp;u_sd=1&amp;dmc=16&amp;adx=463&amp;ady=3640&amp;biw=1905&amp;bih=953&amp;scr_x=0&amp;scr_y=0&amp;eid=95390667%2C31099019%2C95390278%2C95373849&amp;oid=2&amp;pvsid=5959831182836812&amp;tmod=2045530680&amp;uas=1&amp;nvt=1&amp;ref=https%3A%2F%2Fnoticiasdelaciencia.com%2Fsec%2Fciencia&amp;fc=1408&amp;brdim=0%2C0%2C0%2C0%2C1920%2C0%2C1920%2C1040%2C1920%2C953&amp;vis=1&amp;rsz=%7C%7Cs%7C&amp;abl=NS&amp;fu=128&amp;bc=31&amp;bz=1&amp;pgls=CAA.&amp;ifi=7&amp;uci=a!7&amp;btvi=5&amp;fsb=1&amp;dtd=454\" name=\"aswift_6\" width=\"670\" height=\"0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" sandbox=\"allow-forms allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation\" data-google-container-id=\"a!7\" aria-label=\"Advertisement\" data-load-complete=\"true\" data-google-query-id=\"CNS9kIzE-5QDFZskBgAd0yQaAA\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<p><\/ins><\/div>\n<p>&nbsp;<\/p>\n<p>-Sangre adaptada a temperaturas bajo cero (hemoglobina resistente al fr\u00edo).<\/p>\n<p>&nbsp;<\/p>\n<p>-Capas gruesas de grasa subcut\u00e1nea.<\/p>\n<p>&nbsp;<\/p>\n<p>-Pelo largo y lanudo.<\/p>\n<p>&nbsp;<\/p>\n<p>-Orejas m\u00e1s peque\u00f1as para evitar la p\u00e9rdida de calor.<\/p>\n<p>&nbsp;<\/p>\n<p>El resultado no ser\u00e1 un mamut 100% puro, sino un\u00a0<b>h\u00edbrido de elefante y mamut<\/b>: un elefante asi\u00e1tico gen\u00e9ticamente modificado para soportar el fr\u00edo extremo.<\/p>\n<div class=\"google-auto-placed ap_container\"><ins class=\"adsbygoogle adsbygoogle-noablate\" data-ad-format=\"auto\" data-ad-client=\"ca-pub-5663005764905852\" data-adsbygoogle-status=\"done\" data-ad-status=\"unfilled\"><\/p>\n<div id=\"aswift_7_host\"><iframe loading=\"lazy\" id=\"aswift_7\" tabindex=\"0\" title=\"Advertisement\" src=\"https:\/\/googleads.g.doubleclick.net\/pagead\/ads?gdpr=0&amp;us_privacy=1---&amp;gpp_sid=-1&amp;client=ca-pub-5663005764905852&amp;output=html&amp;h=280&amp;num_ads=1&amp;adk=2562913539&amp;adf=376991911&amp;w=670&amp;fwrn=4&amp;fwrnh=100&amp;lmt=1781055317&amp;rafmt=1&amp;armr=3&amp;sem=mc&amp;pwprc=8510815932&amp;ad_type=text_image&amp;format=670x280&amp;url=https%3A%2F%2Fnoticiasdelaciencia.com%2Fart%2F57126%2Fla-ciencia-real-tras-la-desextincion-del-mamut-lanudo&amp;fwr=0&amp;pra=3&amp;rh=168&amp;rw=670&amp;rpe=1&amp;resp_fmts=3&amp;fa=27&amp;uach=WyJXaW5kb3dzIiwiMTAuMC4wIiwieDg2IiwiIiwiMTQ5LjAuNzgyNy41MyIsbnVsbCwwLG51bGwsIjY0IixbWyJHb29nbGUgQ2hyb21lIiwiMTQ5LjAuNzgyNy41MyJdLFsiQ2hyb21pdW0iLCIxNDkuMC43ODI3LjUzIl0sWyJOb3QpQTtCcmFuZCIsIjI0LjAuMC4wIl1dLDBd&amp;abgtt=9&amp;dt=1781055316795&amp;bpp=1&amp;bdt=1249&amp;idt=1&amp;shv=r20260604&amp;mjsv=m202606080101&amp;ptt=9&amp;saldr=aa&amp;abxe=1&amp;cookie=ID%3D1369ec1753920ed8%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MZW6G59QQLVBos4kc7I7QPsDzVElw&amp;gpic=UID%3D000012823be29c69%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MaHQ_Bfx4qudKs-eV9T0d0lK_YoHw&amp;eo_id_str=ID%3De1c442b852c8beb9%3AT%3D1769483343%3ART%3D1781055253%3AS%3DAA-AfjaUwun04pSHe7gepQN_ghxC&amp;prev_fmts=0x0%2C300x600%2C300x600%2C670x280%2C670x280%2C670x280%2C670x280&amp;nras=6&amp;correlator=196982050566&amp;frm=20&amp;pv=1&amp;u_tz=-240&amp;u_his=3&amp;u_h=1080&amp;u_w=1920&amp;u_ah=1040&amp;u_aw=1920&amp;u_cd=32&amp;u_sd=1&amp;dmc=16&amp;adx=463&amp;ady=3705&amp;biw=1905&amp;bih=953&amp;scr_x=0&amp;scr_y=0&amp;eid=95390667%2C31099019%2C95390278%2C95373849&amp;oid=2&amp;psts=AOrYGsnC9mn9W2MJ3fExWKWQQ7-2haFYCN49m-Ewhh0r2YkKiUMxjH1WCdD9W4paoh87UNp537QkT7Bp5Lz7Xs1vvpIKq0mjuDFCtciWmv1BmNiyXCE&amp;pvsid=5959831182836812&amp;tmod=2045530680&amp;uas=3&amp;nvt=1&amp;ref=https%3A%2F%2Fnoticiasdelaciencia.com%2Fsec%2Fciencia&amp;fc=1408&amp;brdim=0%2C0%2C0%2C0%2C1920%2C0%2C1920%2C1040%2C1920%2C953&amp;vis=1&amp;rsz=%7C%7Cs%7C&amp;abl=NS&amp;fu=128&amp;bc=31&amp;bz=1&amp;pgls=CAA.&amp;ifi=8&amp;uci=a!8&amp;btvi=6&amp;fsb=1&amp;dtd=731\" name=\"aswift_7\" width=\"670\" height=\"0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" sandbox=\"allow-forms allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation\" data-google-container-id=\"a!8\" aria-label=\"Advertisement\" data-load-complete=\"true\" data-google-query-id=\"COCdoYzE-5QDFeKHfAYdRa0tUw\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<p><\/ins><\/div>\n<p>&nbsp;<\/p>\n<h2>El \u00fatero artificial vs. La madre sustituta elefanta<\/h2>\n<p>&nbsp;<\/p>\n<p>Una vez que se logra crear un embri\u00f3n h\u00edbrido en el laboratorio, surge la siguiente gran pregunta: \u00bfC\u00f3mo se gesta un animal de m\u00e1s de tres toneladas? Aqu\u00ed es donde la teor\u00eda se topa con un muro \u00e9tico y biol\u00f3gico.<\/p>\n<p>&nbsp;<\/p>\n<p>Inicialmente se pens\u00f3 en utilizar a la elefanta asi\u00e1tica como madre sustituta. Cient\u00edficamente tiene sentido por su cercan\u00eda evolutiva, pero la idea presenta problemas gigantescos:<\/p>\n<div class=\"google-auto-placed ap_container\"><ins class=\"adsbygoogle adsbygoogle-noablate\" data-ad-format=\"auto\" data-ad-client=\"ca-pub-5663005764905852\" data-adsbygoogle-status=\"done\" data-ad-status=\"unfilled\"><\/p>\n<div id=\"aswift_8_host\"><iframe loading=\"lazy\" id=\"aswift_8\" tabindex=\"0\" title=\"Advertisement\" src=\"https:\/\/googleads.g.doubleclick.net\/pagead\/ads?gdpr=0&amp;us_privacy=1---&amp;gpp_sid=-1&amp;client=ca-pub-5663005764905852&amp;output=html&amp;h=280&amp;num_ads=1&amp;adk=2562913539&amp;adf=1294682029&amp;w=670&amp;fwrn=4&amp;fwrnh=100&amp;lmt=1781055318&amp;rafmt=1&amp;armr=3&amp;sem=mc&amp;pwprc=8510815932&amp;ad_type=text_image&amp;format=670x280&amp;url=https%3A%2F%2Fnoticiasdelaciencia.com%2Fart%2F57126%2Fla-ciencia-real-tras-la-desextincion-del-mamut-lanudo&amp;fwr=0&amp;pra=3&amp;rh=168&amp;rw=670&amp;rpe=1&amp;resp_fmts=3&amp;fa=27&amp;uach=WyJXaW5kb3dzIiwiMTAuMC4wIiwieDg2IiwiIiwiMTQ5LjAuNzgyNy41MyIsbnVsbCwwLG51bGwsIjY0IixbWyJHb29nbGUgQ2hyb21lIiwiMTQ5LjAuNzgyNy41MyJdLFsiQ2hyb21pdW0iLCIxNDkuMC43ODI3LjUzIl0sWyJOb3QpQTtCcmFuZCIsIjI0LjAuMC4wIl1dLDBd&amp;abgtt=9&amp;dt=1781055316798&amp;bpp=1&amp;bdt=1252&amp;idt=1&amp;shv=r20260604&amp;mjsv=m202606080101&amp;ptt=9&amp;saldr=aa&amp;abxe=1&amp;cookie=ID%3D1369ec1753920ed8%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MZW6G59QQLVBos4kc7I7QPsDzVElw&amp;gpic=UID%3D000012823be29c69%3AT%3D1757289327%3ART%3D1781055253%3AS%3DALNI_MaHQ_Bfx4qudKs-eV9T0d0lK_YoHw&amp;eo_id_str=ID%3De1c442b852c8beb9%3AT%3D1769483343%3ART%3D1781055253%3AS%3DAA-AfjaUwun04pSHe7gepQN_ghxC&amp;prev_fmts=0x0%2C300x600%2C300x600%2C670x280%2C670x280%2C670x280%2C670x280%2C670x280&amp;nras=7&amp;correlator=196982050566&amp;frm=20&amp;pv=1&amp;u_tz=-240&amp;u_his=3&amp;u_h=1080&amp;u_w=1920&amp;u_ah=1040&amp;u_aw=1920&amp;u_cd=32&amp;u_sd=1&amp;dmc=16&amp;adx=463&amp;ady=3731&amp;biw=1905&amp;bih=953&amp;scr_x=0&amp;scr_y=0&amp;eid=95390667%2C31099019%2C95390278%2C95373849&amp;oid=2&amp;psts=AOrYGsnC9mn9W2MJ3fExWKWQQ7-2haFYCN49m-Ewhh0r2YkKiUMxjH1WCdD9W4paoh87UNp537QkT7Bp5Lz7Xs1vvpIKq0mjuDFCtciWmv1BmNiyXCE&amp;pvsid=5959831182836812&amp;tmod=2045530680&amp;uas=3&amp;nvt=1&amp;ref=https%3A%2F%2Fnoticiasdelaciencia.com%2Fsec%2Fciencia&amp;fc=1408&amp;brdim=0%2C0%2C0%2C0%2C1920%2C0%2C1920%2C1040%2C1920%2C953&amp;vis=1&amp;rsz=%7C%7Cs%7C&amp;abl=NS&amp;fu=128&amp;bc=31&amp;bz=1&amp;pgls=CAA.&amp;ifi=9&amp;uci=a!9&amp;btvi=7&amp;fsb=1&amp;dtd=1401\" name=\"aswift_8\" width=\"670\" height=\"0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" sandbox=\"allow-forms allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation\" data-google-container-id=\"a!9\" aria-label=\"Advertisement\" data-load-complete=\"true\" data-google-query-id=\"CLP7yYzE-5QDFegcBgAdGvsAVQ\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<p><\/ins><\/div>\n<p>&nbsp;<\/p>\n<p><b>-Peligro de extinci\u00f3n:<\/b>\u00a0Los elefantes asi\u00e1ticos ya est\u00e1n en peligro cr\u00edtico. Utilizar a sus hembras en experimentos reproductivos de alto riesgo con especies h\u00edbridas genera un rechazo un\u00e1nime en la comunidad conservacionista.<\/p>\n<p>&nbsp;<\/p>\n<p><b>-Biolog\u00eda desconocida:<\/b>\u00a0La gestaci\u00f3n de un elefante dura 22 meses. Desconocemos c\u00f3mo reaccionar\u00eda el cuerpo de una elefanta ante un embri\u00f3n modificado. El riesgo de abortos espont\u00e1neos o muertes dist\u00f3cicas (partos dif\u00edciles) es alt\u00edsimo.<\/p>\n<p>&nbsp;<\/p>\n<p>Por esta raz\u00f3n, los laboratorios m\u00e1s avanzados est\u00e1n apostando por una alternativa de vanguardia (y sumamente compleja):\u00a0<b>los \u00fateros artificiales ex vivo<\/b>. Se intenta desarrollar bolsas de incubaci\u00f3n mec\u00e1nica que puedan nutrir y hacer crecer al feto durante casi dos a\u00f1os. Una tecnolog\u00eda que, a d\u00eda de hoy, a\u00fan est\u00e1 en pa\u00f1ales para mam\u00edferos grandes.<\/p>\n<p>&nbsp;<\/p>\n<h2>El veredicto: \u00bfLo veremos alg\u00fan d\u00eda?<\/h2>\n<p>&nbsp;<\/p>\n<p>\u00bfPodremos ver un animal peludo parecido a un mamut en las pr\u00f3ximas d\u00e9cadas?\u00a0<b>Es muy probable que s\u00ed.<\/b>\u00a0La tecnolog\u00eda de edici\u00f3n gen\u00e9tica avanza a pasos agigantados y los recursos financieros est\u00e1n sobre la mesa.<\/p>\n<p>&nbsp;<\/p>\n<p>Sin embargo, el debate ya no es si\u00a0<i>podemos<\/i>, sino si\u00a0<i>debemos<\/i>. Los defensores de la desextinci\u00f3n argumentan que reintroducir estos h\u00edbridos en la tundra ayudar\u00eda a pisotear la nieve, compactar el suelo y retrasar el derretimiento del permafrost, combatiendo el cambio clim\u00e1tico. Los cr\u00edticos se\u00f1alan que ese dinero se invertir\u00eda mejor en salvar a las especies que hoy en d\u00eda est\u00e1n al borde de la extinci\u00f3n.<\/p>\n<\/div>\n<div class=\"floatbreaker\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Durante siglos, la idea de ver a un mamut lanudo (Mammuthus primigenius) caminando de nuevo por la tundra siberiana ha &#8230;<\/p>\n","protected":false},"author":2,"featured_media":218859,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-218858","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ciencia-y-tecnologia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>La ciencia real tras la desextinci\u00f3n del mamut lanudo - PotenciaRadiofonicaDominicana.com<\/title>\n<meta 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