{"id":5938,"date":"2016-10-19T18:58:04","date_gmt":"2016-10-19T11:58:04","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=5938"},"modified":"2017-10-03T10:01:33","modified_gmt":"2017-10-03T03:01:33","slug":"loai-bo-sot-ret-nho-thay-doi-dna-cua-muoi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/loai-bo-sot-ret-nho-thay-doi-dna-cua-muoi\/","title":{"rendered":"Lo\u1ea1i b\u1ecf s\u1ed1t r\u00e9t nh\u1edd thay \u0111\u1ed5i DNA c\u1ee7a mu\u1ed7i"},"content":{"rendered":"<p><strong>C\u00e1c nh\u00e0 khoa h\u1ecdc tin t\u01b0\u1edfng r\u1eb1ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 ch\u1ec9nh s\u1eeda DNA CRISPR \u0111\u1ec3 ti\u00eau di\u1ec7t v\u0129nh vi\u1ec5n m\u1ed9t trong nh\u1eefng b\u1ec7nh nguy hi\u1ec3m nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi: b\u1ec7nh s\u1ed1t r\u00e9t. Tuy nhi\u00ean, c\u00f4ng ngh\u1ec7 n\u00e0y c\u00f2n r\u1ea5t m\u1edbi v\u00e0 k\u1ebft qu\u1ea3 ch\u01b0a th\u1ec3 \u0111o\u00e1n tr\u01b0\u1edbc \u0111\u01b0\u1ee3c.<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5323\" src=\"http:\/\/ttud.com.vn\/wp-content\/uploads\/2016\/03\/03032016090420-hongquyentien-hanh-thu-nghiem-vaccine-dac-tri-sot-ret-o-nguoi-1.jpg\" alt=\"\" width=\"500\" height=\"333\" srcset=\"https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2016\/03\/03032016090420-hongquyentien-hanh-thu-nghiem-vaccine-dac-tri-sot-ret-o-nguoi-1.jpg 500w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2016\/03\/03032016090420-hongquyentien-hanh-thu-nghiem-vaccine-dac-tri-sot-ret-o-nguoi-1-300x200.jpg 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>CRISPR cho ph\u00e9p c\u00e1c nh\u00e0 khoa h\u1ecdc c\u1eaft v\u00e0 chuy\u1ec3n c\u00e1c \u0111o\u1ea1n DNA m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c. Vi khu\u1ea9n Plasmodium g\u00e2y b\u1ec7nh s\u1ed1t r\u00e9t \u0111\u01b0\u1ee3c l\u00e2y truy\u1ec1n t\u1eeb ng\u01b0\u1eddi sang ng\u01b0\u1eddi qua trung gian l\u00e0 mu\u1ed7i. S\u1eed d\u1ee5ng CRISPR, gene kh\u00e1ng Plasmodium s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n t\u1eeb ng\u01b0\u1eddi sang mu\u1ed7i, v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c duy tr\u00ec qua c\u00e1c th\u1ebf h\u1ec7 sau c\u1ee7a mu\u1ed7i. Khi ph\u00e1t t\u00e1n \u0111\u1ee7 s\u1ed1 mu\u1ed7i kh\u00e1ng Plasmodium v\u00e0o m\u00f4i tr\u01b0\u1eddng v\u00e0 qua sinh s\u1ea3n, ch\u00fang s\u1ebd thay th\u1ebf to\u00e0n b\u1ed9 mu\u1ed7i th\u00f4ng th\u01b0\u1eddng v\u00e0 t\u1eeb \u0111\u00f3 b\u1ec7nh s\u1ed1t r\u00e9t s\u1ebd \u0111i v\u00e0o qu\u00e1 kh\u1ee9.<\/p>\n<p>Nh\u01b0ng c\u0169ng c\u00f3 nhi\u1ec1u c\u00e2u h\u1ecfi \u0111\u1eb7t ra nh\u01b0:<\/p>\n<ul>\n<li>CRISPR l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt m\u1edbi, c\u00f2n ti\u1ec1m \u1ea9n nhi\u1ec1u b\u1ea5t tr\u1eafc kh\u00f3 l\u01b0\u1eddng. T\u00e1c \u0111\u1ed9ng c\u1ee7a gene chuy\u1ec3n c\u00f3 th\u1ec3 g\u00e2y ra nh\u1eefng th\u00edch nghi ti\u00eau c\u1ef1c c\u1ee7a mu\u1ed7i, d\u1eabn t\u1edbi m\u1ea5t c\u00e2n b\u1eb1ng sinh th\u00e1i.<\/li>\n<li>M\u1ed9t \u0111\u1ed9t bi\u1ebfn gene khi \u0111\u01b0a v\u00e0o quy m\u00f4 m\u1ed9t lo\u00e0i s\u1ebd l\u00e0 kh\u00f4ng th\u1ec3 ho\u00e0n nguy\u00ean l\u1ea1i \u0111\u01b0\u1ee3c, v\u00ec v\u1eady d\u00f9 ch\u1ec9 l\u00e0 m\u1ed9t r\u1ee7i ro r\u1ea5t nh\u1ecf, c\u0169ng s\u1ebd l\u00e0 m\u1ed9t tai h\u1ecda th\u1ea3m kh\u1ed1c<\/li>\n<\/ul>\n<p>V\u00ec v\u1eady tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh th\u1ef1c t\u1ebf, m\u1ecdi gi\u1ea3 thuy\u1ebft c\u00f3 th\u1ec3 x\u1ea3y ra c\u1ea7n \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m m\u1ed9t c\u00e1ch nghi\u00eam ng\u1eb7t.<\/p>\n<p>S\u1ed1t r\u00e9t l\u00e0 m\u1ed9t k\u1ebb gi\u1ebft ng\u01b0\u1eddi th\u1ef1c s\u1ef1. Trong n\u0103m 2015, kho\u1ea3ng 214 tri\u1ec7u tr\u01b0\u1eddng h\u1ee3p \u0111\u00e3 \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o v\u1edbi \u01b0\u1edbc t\u00ednh kho\u1ea3ng 438.000 ng\u01b0\u1eddi ch\u1ebft v\u00ec c\u0103n b\u1ec7nh n\u00e0y.<\/p>\n<p style=\"text-align: right;\"><em>\u0110\u1ee9c H\u01b0ng<\/em><br \/>\n<em> Tiasang.com.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1c nh\u00e0 khoa h\u1ecdc tin t\u01b0\u1edfng r\u1eb1ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 ch\u1ec9nh s\u1eeda DNA CRISPR \u0111\u1ec3 ti\u00eau di\u1ec7t v\u0129nh vi\u1ec5n m\u1ed9t trong nh\u1eefng b\u1ec7nh nguy hi\u1ec3m nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi: b\u1ec7nh s\u1ed1t r\u00e9t. Tuy nhi\u00ean, c\u00f4ng ngh\u1ec7 n\u00e0y c\u00f2n r\u1ea5t m\u1edbi v\u00e0 k\u1ebft qu\u1ea3 ch\u01b0a th\u1ec3 \u0111o\u00e1n tr\u01b0\u1edbc \u0111\u01b0\u1ee3c. CRISPR cho ph\u00e9p c\u00e1c [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":5323,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-5938","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5938","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=5938"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5938\/revisions"}],"predecessor-version":[{"id":6446,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5938\/revisions\/6446"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5323"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=5938"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=5938"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=5938"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}