{"id":7934,"date":"2024-08-20T08:40:26","date_gmt":"2024-08-20T01:40:26","guid":{"rendered":"https:\/\/jhasim1.com\/?p=7934"},"modified":"2024-08-10T21:38:24","modified_gmt":"2024-08-10T14:38:24","slug":"nghien-cuu-moi-tien-bo-trong-lieu-phap-chinh-sua-gen-crispr","status":"publish","type":"post","link":"https:\/\/jhasim1.com\/nghien-cuu-moi-tien-bo-trong-lieu-phap-chinh-sua-gen-crispr.html","title":{"rendered":"Ti\u1ebfn b\u1ed9 trong li\u1ec7u ph\u00e1p ch\u1ec9nh s\u1eeda gen CRISPR"},"content":{"rendered":"
Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, ti\u1ebfn b\u1ed9 trong li\u1ec7u ph\u00e1p ch\u1ec9nh s\u1eeda gen CRISPR \u0111\u00e3 t\u1ea1o ra m\u1ed9t cu\u1ed9c c\u00e1ch m\u1ea1ng trong l\u0129nh v\u1ef1c y h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 sinh h\u1ecdc. CRISPR-Cas9, h\u1ec7 th\u1ed1ng ch\u1ec9nh s\u1eeda gen d\u1ef1a tr\u00ean CRISPR, \u0111\u00e3 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 quan tr\u1ecdng cho c\u00e1c nghi\u00ean c\u1ee9u gen v\u00e0 \u0111i\u1ec1u tr\u1ecb b\u1ec7nh. Nh\u1edd v\u00e0o ti\u1ebfn b\u1ed9 n\u00e0y, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 kh\u1ea3 n\u0103ng thay \u0111\u1ed5i gen c\u1ee7a m\u1ed9t lo\u00e0i s\u1ed1ng m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n bao gi\u1edd h\u1ebft.<\/div>\n
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CRISPR-Cas9 l\u00e0 g\u00ec?<\/div>\n
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CRISPR-Cas9 l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng ch\u1ec9nh s\u1eeda gen t\u1ef1 nhi\u00ean \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong vi khu\u1ea9n. CRISPR, vi\u1ebft t\u1eaft c\u1ee7a “Clustered Regularly Interspaced Short Palindromic Repeats” (l\u1eb7p l\u1ea1i ng\u1eafn xen k\u1ebd \u0111\u1ec1u \u0111\u1eb7n c\u00f3 t\u00ednh \u0111\u1ed1i x\u1ee9ng), l\u00e0 m\u1ed9t lo\u1ea1i DNA kh\u00f4ng m\u00e3 h\u00f3a \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong vi khu\u1ea9n v\u00e0 vi r\u00fat. C\u00f2n Cas9 l\u00e0 m\u1ed9t lo\u1ea1i enzyme c\u00f3 kh\u1ea3 n\u0103ng c\u1eaft DNA. Khi Cas9 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi m\u1ed9t \u0111o\u1ea1n RNA ch\u1ec9 d\u1eabn, n\u00f3 c\u00f3 th\u1ec3 nh\u1eadn di\u1ec7n v\u00e0 c\u1eaft ch\u00ednh x\u00e1c c\u00e1c \u0111o\u1ea1n DNA t\u01b0\u01a1ng \u1ee9ng trong t\u1ebf b\u00e0o s\u1ed1ng.<\/div>\n