{"id":353610,"date":"2018-01-25T11:43:31","date_gmt":"2018-01-25T10:43:31","guid":{"rendered":"http:\/\/hudo.com\/si\/?p=353610"},"modified":"2018-01-25T11:43:31","modified_gmt":"2018-01-25T10:43:31","slug":"na-kitajskem-uspesno-klonirali-opice-podobno-kot-klonirali-ovco-dolly","status":"publish","type":"post","link":"https:\/\/hudo.com\/si\/aktualno\/na-kitajskem-uspesno-klonirali-opice-podobno-kot-klonirali-ovco-dolly\/","title":{"rendered":"Na Kitajskem uspe\u0161no klonirali opice, podobno, kot so klonirali ovco Dolly"},"content":{"rendered":"<p>Javanski makaki Hua Hua in Zhong Zhong sta se skotili pred \u0161estimi oz. osmimi tedni v In\u0161titutu za nevrologijo na Kitajski akademiji znanosti v \u0160anghaju in sta rezultat tehnike prenosa jedra somatske celice (SCNT).<\/p>\n<p>To tehniko so zaenkrat uporabili za kloniranje ve\u010d kot 20 razli\u010dnih \u017eivalskih vrst, med njimi psov, pra\u0161i\u010dev in ma\u010dk, primati pa so se izkazali za zelo te\u017eavne.<\/p>\n<p>Eden od soavtorjev raziskave Poo Muming je za francosko tiskovno agencijo AFP pojasnil, da bi teoreti\u010dno lahko s to tehniko klonirali tudi ljudi, vendar so se sami osredoto\u010dili na kloniranje v namene raziskovanja medicine. Nekega dne bodo namre\u010d lahko s to tehniko ustvarili velike populacije identi\u010dnih opic, ki bi jih lahko uporabili v raziskovalne namene ter se tako izognili testiranju na opicah iz divjine.<\/p>\n<p>&#8220;Njihovo genetsko ozadje je raznoliko, niso identi\u010dne, zato potrebuje\u0161 veliko opic. Iz eti\u010dnih razlogov menim, da bodo klonirane opice bistveno zmanj\u0161ale \u0161tevilo opic, ki jih uporabljajo za testiranje zdravil,&#8221; je dejal Poo.<\/p>\n<p>Opice pogosto uporabljajo v raziskavah razli\u010dnih mo\u017eganskih obolenj, med njimi na primer Parkinsonove bolezni, raka ipd.<\/p>\n<p>Tokrat so kitajski znanstveniki uporabili tehniko SCNT, vendar so jo posodobili, je pojasnil znanstvenik William Ritchie, ki je sodeloval pri kloniranju Dolly. Postopek temelji na tem, da jedro celice darovalke prenesejo v jaj\u010dece, ki so mu predhodno odstranili jedro.<\/p>\n<p>&#8220;Poskusili smo ve\u010d razli\u010dnih metod, a le ena je bila uspe\u0161na,&#8221; je dejal eden od avtorjev raziskave Sun Qiang. Poskusili so namre\u010d s celicami odraslih darovalcev, vendar so ti kloni poginili v nekaj urah po skotitvi. Uspe\u0161ni so bili, ko so vzeli fibroblast opi\u010djega zarodka.<\/p>\n<p>Postopek so izpolnjevali kar tri leta, saj je to zelo ob\u010dutljiv postopek, ki ga je potrebno opraviti \u010dim hitreje, saj tako povzro\u010dijo najmanj\u0161o \u0161kodo jaj\u010decu.<\/p>\n<p>V preteklosti so sicer \u017ee uspe\u0161no klonirali opice, a po drugem postopku. Leta 1999 so v ZDA z razdelitvijo zarodka opice vrste rezus, kar je podoben postopek, kot nastajajo dvoj\u010dki, ustvarili opico Tetro. Po tem postopku lahko ustvarijo do \u0161tiri opice, s tehniko SCNT pa bi lahko ustvarili precej ve\u010d identi\u010dnih opic.<\/p>\n<p>Kljub uspehu je postopek \u0161e vedno precej neu\u010dinkovit in nevaren, saj sta se iz skupine 79 kloniranih zarodkov, skotili le dve opici, je komentiral dose\u017eek britanski znanstvenik Robin Lovell-Bridge z In\u0161tituta Francis Crick. Po njegovem \u0161e nismo bli\u017eje kloniranju ljudi. &#8220;Bilo bi zelo neu\u010dinkovito, nevarno in brez smisla,&#8221; je dodal.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Znanstveniki na Kitajskem so uspe\u0161no klonirali dve opici z uporabo postopka, ki so ga uporabili za kloniranje opice Dolly pred ve\u010d kot 20 leti. Nov znanstveni dose\u017eek bi lahko pospe\u0161il zdravstvene raziskave bolezni \u010dloveka, vendar dose\u017eek \u0161e ne pomeni, da bi lahko kmalu klonirali tudi \u010dloveka.<\/p>\n","protected":false},"author":8,"featured_media":353611,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1179],"tags":[10386,10387,10388],"source":[4511],"supertag":[6103],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Na Kitajskem uspe\u0161no klonirali opice, podobno, kot so klonirali ovco Dolly - Hudo Slovenija<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hudo.com\/si\/aktualno\/na-kitajskem-uspesno-klonirali-opice-podobno-kot-klonirali-ovco-dolly\/\" \/>\n<meta property=\"og:locale\" content=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Na Kitajskem uspe\u0161no klonirali opice, podobno, kot so klonirali ovco Dolly - Hudo Slovenija\" \/>\n<meta property=\"og:description\" content=\"Znanstveniki na Kitajskem so uspe\u0161no klonirali dve opici z uporabo postopka, ki so ga uporabili za kloniranje opice Dolly pred ve\u010d kot 20 leti. Nov znanstveni dose\u017eek bi lahko pospe\u0161il zdravstvene raziskave bolezni \u010dloveka, vendar dose\u017eek \u0161e ne pomeni, da bi lahko kmalu klonirali tudi \u010dloveka.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hudo.com\/si\/aktualno\/na-kitajskem-uspesno-klonirali-opice-podobno-kot-klonirali-ovco-dolly\/\" \/>\n<meta property=\"og:site_name\" content=\"Hudo Slovenija\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hudo.si\" \/>\n<meta property=\"article:published_time\" content=\"2018-01-25T10:43:31+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hudo.com\/si\/wp-content\/uploads\/sites\/2\/2018\/01\/profimedia-0003393333.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1250\" \/>\n\t<meta property=\"og:image:height\" content=\"833\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"M. 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