{"id":40425,"date":"2026-07-13T18:36:11","date_gmt":"2026-07-13T18:36:11","guid":{"rendered":"https:\/\/cp.snarskis.lt\/index.php\/2026\/07\/13\/gelmiu-vandenynuose-evoliucija-isibegeja-atrasti-500-mln-genu-ir-karsciui-atsparus-cas9\/"},"modified":"2026-07-13T18:36:11","modified_gmt":"2026-07-13T18:36:11","slug":"gelmiu-vandenynuose-evoliucija-isibegeja-atrasti-500-mln-genu-ir-karsciui-atsparus-cas9","status":"publish","type":"post","link":"https:\/\/cp.snarskis.lt\/index.php\/2026\/07\/13\/gelmiu-vandenynuose-evoliucija-isibegeja-atrasti-500-mln-genu-ir-karsciui-atsparus-cas9\/","title":{"rendered":"Gelmi\u0173 vandenynuose evoliucija \u012fsib\u0117g\u0117ja: atrasti 500 mln. gen\u0173 ir kar\u0161\u010diui atsparus Cas9"},"content":{"rendered":"

Giliausios vandenyn\u0173 zonos i\u0161lieka viena ma\u017eiausiai i\u0161tirt\u0173 \u017dem\u0117s aplink\u0173, nors b\u016btent jos sudaro did\u017ei\u0105j\u0105 dal\u012f planetos gyvenamos erdv\u0117s. Ten vyrauja nuolatin\u0117 tamsa, \u017eema temperat\u016bra, mil\u017eini\u0161kas sl\u0117gis ir ribotas deguonies kiekis, ta\u010diau gyvyb\u0117 ne tik i\u0161silaiko, bet ir spar\u010diai prisitaiko.<\/p>\n

Tarptautin\u0117 mokslinink\u0173 komanda, i\u0161tyrusi giliavandeni\u0173 nuos\u0117d\u0173 ir vandens m\u0117ginius, identifikavo daugiau kaip 500 000 000 iki \u0161iol nefiksuot\u0173 mikroorganizm\u0173 gen\u0173. \u0160is papildymas daugiau nei perpus i\u0161pl\u0117t\u0117 pasaulin\u012f vandenyn\u0173 gen\u0173 katalog\u0105 ir parod\u0117, kiek daug biologin\u0117s \u012fvairov\u0117s dar lieka u\u017e mokslo akira\u010dio.<\/p>\n

Tyr\u0117j\u0173 vertinimu, ekstremalios gelmi\u0173 s\u0105lygos gali spartinti evoliucij\u0105. DNR \u010dia da\u017eniau patiria pa\u017eeidim\u0173 d\u0117l sl\u0117gio, chemi\u0161kai reaktyvi\u0173 jungini\u0173 ir metal\u0173, o taisymo mechanizmai ne visada suveikia idealiai, tod\u0117l daug\u0117ja mutacij\u0173 ir greit\u0117ja prisitaikymas.<\/p>\n

Kas labiausiai nustebino?<\/h2>\n

Vienas ry\u0161kiausi\u0173 radini\u0173 \u2013 naujas fermento Cas9 variantas, aptiktas mikroorganizm\u0173, gyvenan\u010di\u0173 prie hidrotermini\u0173 versmi\u0173. Cas9 yra vienas svarbiausi\u0173 CRISPR genomo redagavimo \u012franki\u0173 komponent\u0173, o naujai apra\u0161ytas variantas i\u0161laiko aktyvum\u0105 ir esant auk\u0161tesnei nei 70 laipsni\u0173 Celsijaus temperat\u016brai.<\/p>\n

Tokia savyb\u0117 laikoma ypa\u010d vertinga pramon\u0117je, kur daug proces\u0173 vyksta padidintoje temperat\u016broje ir reikalingas ferment\u0173 stabilumas. Mokslininkai svarsto, kad kar\u0161\u010diui atspar\u016bs fermentai gal\u0117t\u0173 pasitarnauti biokuro gamyboje, fermentacijos procesuose, taip pat kuriant naujus biotechnologinius sprendimus medicinai.<\/p>\n

Kod\u0117l tai svarbu dabar?<\/h2>\n

Giliavandeni\u0173 ekosistem\u0173 genetin\u0117 \u012fvairov\u0117 vis da\u017eniau vertinama kaip potencialus nauj\u0173 vaist\u0173, ferment\u0173 ir biochemini\u0173 jungini\u0173 \u0161altinis. Kartu tai ir priminimas, kad norint \u0161i\u0105 \u012fvairov\u0119 suprasti prireiks ilgalaiki\u0173 tarptautini\u0173 projekt\u0173, brangios m\u0117gini\u0173 \u0117mimo infrastrukt\u016bros bei pa\u017eangi\u0173 DNR sekoskaitos metod\u0173.<\/p>\n

Ekspertai pabr\u0117\u017eia, jog investicijos \u012f gelmi\u0173 tyrimus gali atsipirkti pla\u010diai: nuo efektyvesn\u0117s energijos gamybos iki tikslesni\u0173 gen\u0173 redagavimo \u012franki\u0173 ir geresnio \u017dem\u0117s ekosistem\u0173 atsparumo supratimo. Vandenyn\u0173 gelm\u0117s vis labiau tampa ne paslaptinga balt\u0105ja d\u0117me \u017eem\u0117lapyje, o viena perspektyviausi\u0173 mokslo kryp\u010di\u0173 ateinan\u010diam de\u0161imtme\u010diui.<\/p>\n","protected":false},"excerpt":{"rendered":"

Vandenyn\u0173 gelm\u0117se mokslininkai aptiko per 500 mln. nauj\u0173 gen\u0173 ir kar\u0161\u010diui atspar\u0173 Cas9 variant\u0105, galint\u012f i\u0161pl\u0117sti CRISPR pritaikym\u0105.<\/p>\n","protected":false},"author":0,"featured_media":40426,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[10],"tags":[4093,31285,9975,2239,31286,4571,31284],"miestas":[],"class_list":["post-40425","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mokslas","tag-biotechnologijos","tag-cas9","tag-crispr","tag-genetika","tag-hidrotermines-versmes","tag-mikroorganizmai","tag-vandenynu-gelmes"],"acf":[],"_links":{"self":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts\/40425","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/comments?post=40425"}],"version-history":[{"count":0,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts\/40425\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/media\/40426"}],"wp:attachment":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/media?parent=40425"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/categories?post=40425"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/tags?post=40425"},{"taxonomy":"miestas","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/miestas?post=40425"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}