{"id":141422,"date":"2026-03-30T09:01:07","date_gmt":"2026-03-30T09:01:07","guid":{"rendered":"https:\/\/www.europesays.com\/ee\/141422\/"},"modified":"2026-03-30T09:01:07","modified_gmt":"2026-03-30T09:01:07","slug":"lopp-oli-hirmus-jaapanlaste-20-aastat-kestnud-hiirte-kloonimise-eksperiment-joudis-oma-piirini","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ee\/141422\/","title":{"rendered":"L\u00f5pp oli hirmus: jaapanlaste 20 aastat kestnud hiirte kloonimise eksperiment j\u00f5udis oma piirini"},"content":{"rendered":"<p>Portaal DailyGalaxy <a rel=\"noopener follow nofollow\" target=\"_blank\" href=\"https:\/\/dailygalaxy.com\/2026\/03\/mouse-cloning-serial-cloning-genetic-mutations\/\" data-rel-date-range=\"[]\">kirjutab<\/a>, et Jaapani teadlased j\u00f5udsid 20 aastat kestnud hiirte kloonimise katses olulise t\u00e4hiseni: klooniliin h\u00e4\u00e4bus 58. p\u00f5lvkonnas, kus k\u00f5ik vasts\u00fcndinud elasid k\u00f5igest \u00fche p\u00e4eva. Katse viisid l\u00e4bi Yamanashi \u00fclikool teadlased, kes l\u00f5id \u00fchest algsest doonorist kokku \u00fcle 1200 kloonitud hiire.<\/p>\n<p>Alguses paistis k\u00f5ik stabiilne ja esimesed k\u00fcmned p\u00f5lvkonnad olid terved ja v\u00e4liselt identsed. Kuid umbes alates 27. p\u00f5lvkonnast hakkas hiirte viljakus kiiresti langema. Geneetiline anal\u00fc\u00fcs n\u00e4itas, et igas p\u00f5lvkonnas kogunes mutatsioone, mis l\u00f5puks viisid kogu liini kokkuvarisemiseni.<\/p>\n<p>Uuringu juht Teruhiko Wakayama s\u00f5nul t\u00f5estas see eksperiment esmakordselt, et korduv <a rel=\"noopener nofollow\" target=\"_blank\" href=\"https:\/\/www.delfi.ee\/teema\/38436563\/kloonimine\" tag-id=\"38436563\">kloonimine<\/a> ei saa kesta l\u00f5putult. Teadlased v\u00f5rdlevad protsessi sama foto korduva kopeerimisega, kui iga uus koopia muutub veidi kehvemaks ja vigasemaks.<\/p>\n<p>Tulemused seavad selged piirid kloonimistehnoloogia v\u00f5imalustele meditsiinis ja bioloogias ning n\u00e4itavad, et geneetiliselt t\u00e4iesti identse koopia loomine ei ole praktikas siiski v\u00f5imalik.<\/p>\n<p>Jaapanlaste teadusartikliga saab tutvuda <a rel=\"noopener follow nofollow\" target=\"_blank\" href=\"https:\/\/www.nature.com\/articles\/s41467-026-69765-7\" data-rel-date-range=\"[]\">SIIN<\/a>.<\/p>\n<p>Kuidas see lugu Sind end tundma pani? Saada <a href=\"https:\/\/forte.delfi.ee\/artikkel\/120564140\/lopp-oli-hirmus-jaapanlaste-20-aastat-kestnud-hiirte-kloonimise-eksperiment-joudis-oma-piirini\/kommentaarid\" class=\"article-body-bottom__comment article-body-bottom__comment--write button button--primary button--size-auto\" rel=\"nofollow noopener\" target=\"_blank\"> Kommenteeri <\/a><a href=\"https:\/\/forte.delfi.ee\/artikkel\/120564140\/lopp-oli-hirmus-jaapanlaste-20-aastat-kestnud-hiirte-kloonimise-eksperiment-joudis-oma-piirini\/kommentaarid\" class=\"article-body-bottom__comment article-body-bottom__comment--read button button--size-auto\" rel=\"nofollow noopener\" target=\"_blank\"> Loe kommentaare (1)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"Portaal DailyGalaxy kirjutab, et Jaapani teadlased j\u00f5udsid 20 aastat kestnud hiirte kloonimise katses olulise t\u00e4hiseni: klooniliin h\u00e4\u00e4bus 58.&hellip;\n","protected":false},"author":2,"featured_media":141423,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[80],"tags":[26,27,37,33,35,34,36,31,32,21,62528,28,29,95,19,25,23,24,22,20,30,92,93,94],"class_list":["post-141422","post","type-post","status-publish","format-standard","has-post-thumbnail","category-maailm","tag-breaking-news","tag-breakingnews","tag-ee","tag-eesti","tag-eesti-keel","tag-estonia","tag-estonian","tag-featured-news","tag-featurednews","tag-headlines","tag-kloonimine","tag-latest-news","tag-latestnews","tag-maailm","tag-news","tag-populaarseimad-lood","tag-top-stories","tag-topstories","tag-uldised-uudised","tag-uudised","tag-viimased-uudised","tag-world","tag-world-news","tag-worldnews"],"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts\/141422","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/comments?post=141422"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/posts\/141422\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/media\/141423"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/media?parent=141422"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/categories?post=141422"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ee\/wp-json\/wp\/v2\/tags?post=141422"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}