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{"id":21181,"date":"2020-10-11T07:36:43","date_gmt":"2020-10-11T06:36:43","guid":{"rendered":"https:\/\/clean.everethnews.pl\/?p=21181"},"modified":"2020-10-13T11:50:53","modified_gmt":"2020-10-13T10:50:53","slug":"nagroda-nobla-dla-autorek-nozyczek-do-genow","status":"publish","type":"post","link":"https:\/\/everethnews.pl\/nagroda-nobla-dla-autorek-nozyczek-do-genow\/","title":{"rendered":"Nagroda Nobla dla autorek no\u017cyczek do gen\u00f3w"},"content":{"rendered":"Ten tekst przeczytasz w<\/span> 2<\/span> min.<\/span><\/span>

Emmanuelle Charpentier i Jennifer A. Doudna, autorki precyzyjnych \u201emolekularnych no\u017cyczek do gen\u00f3w\u201d otrzyma\u0142y nagrod\u0119 Nobla za rok 2020 w dziedzinie chemii. Dzi\u0119ki tej nowatorskiej technice mo\u017cliwe jest opracowanie nowych terapii przeciwnowotworowych. <\/strong><\/p>\"Nagroda\n

– To narz\u0119dzie genetyczne ma ogromn\u0105 moc, kt\u00f3ra wp\u0142ywa na nas wszystkich. Nie tylko zrewolucjonizowa\u0142o nauki podstawowe, ale tak\u017ce zaowocowa\u0142o innowacyjnymi uprawami i doprowadzi do prze\u0142omowych nowych metod leczenia – zaznaczy\u0142 Claes Gustafsson, przewodnicz\u0105cy Komitetu Noblowskiego.<\/p>\n

Co potrafi\u0105 genetyczne no\u017cyczki CRISPR\/Cas9?<\/strong><\/p>\n

Dzi\u0119ki temu innowacyjnego narz\u0119dziu jakim s\u0105 nagrodzone no\u017cyczki CRISPR\/Cas9 mo\u017cliwe jest wprowadzenie bardzo specyficznych modyfikacji w okre\u015blone sekwencje DNA zwierz\u0105t, ro\u015blin i mikroorganizm\u00f3w. Istnieje szansa na to, by te molekularne no\u017cyczki pozwoli\u0142y leczy\u0107 choroby uwarunkowane genetycznie. Dzi\u0119ki temu wynalazkowi, zmiana kodu genetycznego mo\u017cliwa jest ju\u017c<\/strong> w kilka tygodni<\/strong>.<\/p>\n

Pomys\u0142 na rozszczepienie DNA wirus\u00f3w zrodzi\u0142 si\u0119 u Emmanuelle Charpentier w 2011 r. podczas pracy nad bakteri\u0105 Streptococcus pyogenes, zwan\u0105 paciorkowcem ropnym, kt\u00f3ra wywo\u0142uje mi\u0119dzy innymi angin\u0119. Podj\u0119cie w\u00f3wczas wsp\u00f3\u0142pracy z Jennifer Doudn\u0105, do\u015bwiadczon\u0105 biochemiczk\u0105 z University of California w Berkeley zaowocowa\u0142o odtworzeniem genetycznych no\u017cyczek w warunkach laboratoryjnych, a nast\u0119pnie przeprogramowaniem ich pod wzgl\u0119dem \u0142atwo\u015bci w u\u017cyciu.<\/p>\n

Autorki no\u017cyczek w swoich analizach odkry\u0142y, i\u017c narz\u0119dzie to potrafi przeci\u0105\u0107 dowoln\u0105 cz\u0105steczk\u0119 DNA w okre\u015blonym miejscu<\/strong>, gdzie mo\u017cna z kolei dokona\u0107 zmian w kodzie genetycznym<\/strong>.<\/p>\n

Metoda CRISPR\/Cas9<\/strong> sta\u0142a si\u0119 na tyle powszechna, \u017ce od 2018 r. wydawane jest po\u015bwi\u0119cone wy\u0142\u0105cznie tej metodzie czasopismo naukowe. Technika ta pozwoli\u0142a na szersz\u0105 analiz\u0119 bada\u0144 podstawowych, a tak\u017ce opracowanie ro\u015blin odpornych na susz\u0119, szkodniki czy ple\u015b\u0144.<\/p>\n

Naukowcy analizuj\u0105 mo\u017cliwo\u015bci zastosowanie tej metody w leczeniu chor\u00f3b wrodzonych uwarunkowanych genetycznie, a tak\u017ce nowotwor\u00f3w z\u0142o\u015bliwych. Wed\u0142ug prognoz ekspert\u00f3w w przysz\u0142o\u015bci metod\u0105 t\u0105 b\u0119dzie mo\u017cna r\u00f3wnie\u017c leczy\u0107 choroby dziedziczne<\/strong>.<\/p>\n

– Mam marzenie, \u017ce to (czyt. Nagroda Nobla) b\u0119dzie pozytywny przekaz dla m\u0142odych dziewcz\u0105t, kt\u00f3re chcia\u0142yby kroczy\u0107 drog\u0105 naukow\u0105; \u017ce poka\u017ce im, i\u017c kobiety w nauce r\u00f3wnie\u017c mog\u0105 wywiera\u0107 wp\u0142yw poprzez badania, kt\u00f3re prowadz\u0105 \u2013 zaznaczy\u0142a Emmanuelle Charpentier.<\/p>\n

Laureatki otrzyma\u0142y nagrod\u0119 w wysoko\u015bci 10 mln koron szwedzkich (tj. 950 tys. euro). Autorki \u201eCRISPR \/ Cas9 jako prze\u0142omowej platformy do edycji genomu, kt\u00f3ra obiecuje zrewolucjonizowa\u0107 badania biomedyczne i leczenie chor\u00f3b\u201d razem z ameryka\u0144skim bioin\u017cynierem pochodzenia chi\u0144skiego Feng Zhangiem ju\u017c w 2016 r. otrzyma\u0142y nagrod\u0119 w konkursie Tang Prize<\/strong> w dziedzinie nauk biofarmaceutycznych.<\/p>\n

\u0179r\u00f3d\u0142o: PAP<\/p>\n

Przeczytaj tak\u017ce: 24% Polek rezygnuje z zakupu w aptece z powodu wstydu<\/a><\/p>\n

\"\"<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Emmanuelle Charpentier i Jennifer A. Doudna, autorki precyzyjnych \u201emolekularnych no\u017cyczek do gen\u00f3w\u201d otrzyma\u0142y nagrod\u0119 Nobla za rok 2020 w dziedzinie<\/p>\n

Wi\u0119cej<\/a><\/div>\n","protected":false},"author":15,"featured_media":21183,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2594,3],"tags":[10294,10290,10295,10296,10291,10297,2310,10289,10292,10293],"yoast_head":"\nNagroda Nobla dla autorek no\u017cyczek do gen\u00f3w - Evereth News<\/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:\/\/everethnews.pl\/nagroda-nobla-dla-autorek-nozyczek-do-genow\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nagroda Nobla dla autorek no\u017cyczek do gen\u00f3w - Evereth News\" \/>\n<meta property=\"og:description\" content=\"Emmanuelle Charpentier i Jennifer A. 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