{"id":26810,"date":"2021-04-02T09:06:41","date_gmt":"2021-04-02T02:06:41","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=26810"},"modified":"2022-02-09T16:13:59","modified_gmt":"2022-02-09T09:13:59","slug":"te-bao-nhan-tao-hoat-dong-giong-te-bao-that","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/te-bao-nhan-tao-hoat-dong-giong-te-bao-that\/","title":{"rendered":"T\u1ebf b\u00e0o nh\u00e2n t\u1ea1o ho\u1ea1t \u0111\u1ed9ng gi\u1ed1ng t\u1ebf b\u00e0o th\u1eadt"},"content":{"rendered":"\n

C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1o ra t\u1ed5 ch\u1ee9c s\u1ed1ng \u0111\u01a1n b\u00e0o nh\u00e2n t\u1ea1o c\u00f3 th\u1ec3 ph\u00e2n chia v\u00e0 nh\u00e2n l\u00ean gi\u1ed1ng t\u1ebf b\u00e0o th\u1eadt.<\/p>\n\n\n\n

\"M\u1ed9t
M\u1ed9t s\u1ed1 vi khu\u1ea9n Mycoplasma t\u1ed5ng h\u1ee3p do nh\u00f3m nghi\u00ean c\u1ee9u t\u1ea1o ra. \u1ea2nh: Science Photo Library.<\/em><\/figcaption><\/figure>\n\n\n\n

Trong t\u01b0\u01a1ng lai, th\u00e0nh t\u1ef1u m\u1edbi c\u00f3 th\u1ec3 gi\u00fap gi\u1edbi nghi\u00ean c\u1ee9u ch\u1ebf t\u1ea1o m\u00e1y t\u00ednh c\u1ee1 nh\u1ecf v\u00e0 nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t thu\u1ed1c t\u00ed hon t\u1eeb t\u1ebf b\u00e0o nh\u00e2n t\u1ea1o, theo Elizabeth Strychalski, tr\u01b0\u1edfng nh\u00f3m K\u1ef9 thu\u1eadt t\u1ebf b\u00e0o \u1edf Vi\u1ec7n Ti\u00eau chu\u1ea9n v\u00e0 C\u00f4ng ngh\u1ec7 Qu\u1ed1c gia (NIST). V\u00ed d\u1ee5, Strychalski v\u00e0 \u0111\u1ed3ng nghi\u1ec7p \u0111ang l\u00ean k\u1ebf ho\u1ea1ch b\u1ed1 tr\u00ed nh\u1eefng c\u1ea3m bi\u1ebfn s\u1ed1ng c\u00f3 th\u1ec3 \u0111o m\u00f4i tr\u01b0\u1eddng xung quanh, theo d\u00f5i t\u00ednh axit, nhi\u1ec7t \u0111\u1ed9 v\u00e0 n\u1ed3ng \u0111\u1ed9 oxy \u1edf g\u1ea7n \u0111\u00f3.<\/p>\n\n\n\n

C\u00e1c t\u1ebf b\u00e0o c\u1ea3m bi\u1ebfn c\u0169ng c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t s\u1ea3n ph\u1ea9m chuy\u00ean d\u1ee5ng nh\u01b0 thu\u1ed1c v\u00e0 \u0111\u1eb7t b\u00ean trong c\u01a1 th\u1ec3 ng\u01b0\u1eddi. Khi t\u1ebf b\u00e0o nh\u1eadn bi\u1ebft t\u00ecnh tr\u1ea1ng b\u1ec7nh, n\u00f3 c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh tr\u1ecb li\u1ec7u v\u00e0 ng\u1eebng ch\u1eefa tr\u1ecb khi kh\u1ecfi b\u1ec7nh. Nh\u1eefng t\u1ebf b\u00e0o kh\u00e1c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c nu\u00f4i d\u01b0\u1ee1ng trong ph\u00f2ng th\u00ed nghi\u1ec7m, d\u00f9ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t m\u00e1u v\u00e0 nhi\u00ean li\u1ec7u, trong khi m\u1ed9t s\u1ed1 t\u1ebf b\u00e0o kh\u00e1c c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n ho\u1ea1t \u0111\u1ed9ng t\u00ednh to\u00e1n \u1edf c\u1ea5p ph\u00e2n t\u1eed.<\/p>\n\n\n\n

Trong nghi\u00ean c\u1ee9u m\u1edbi, nh\u00f3m c\u1ee7a Strychalski ti\u1ebfn g\u1ea7n th\u00eam t\u1edbi m\u1ee5c ti\u00eau tr\u00ean v\u00e0 c\u00f4ng b\u1ed1 k\u1ebft qu\u1ea3 h\u00f4m 29\/3 tr\u00ean t\u1ea1p chsi Cell. H\u1ecd b\u1eaft \u0111\u1ea7u v\u1edbi m\u1ed9t t\u1ebf b\u00e0o nh\u00e2n t\u1ea1o s\u1eb5n c\u00f3 mang t\u00ean JCVI-syn3.0, \u0111\u01b0\u1ee3c t\u1ea1o ra v\u00e0o n\u0103m 2016 v\u00e0 ch\u1ec9 ch\u1ee9a 473 gene. So v\u1edbi n\u00f3, vi khu\u1ea9n Escherichia coli ch\u1ee9a t\u1edbi 4.000 gene. C\u00e1c nh\u00e0 khoa h\u1ecdc t\u00e1ch t\u1ebf b\u00e0o n\u00e0y t\u1eeb vi khu\u1ea9n Mycoplasma genitalium l\u00e2y qua \u0111\u01b0\u1eddng t\u00ecnh d\u1ee5c, lo\u1ea1i b\u1ecf ADN t\u1ef1 nhi\u00ean c\u1ee7a n\u00f3 v\u00e0 thay b\u1eb1ng ADN \u0111\u00e3 ch\u1ec9nh s\u1eeda. Khi t\u1ea1o ra JCVI-syn3.0, h\u1ecd mu\u1ed1n t\u00ecm hi\u1ec3u gene n\u00e0o ho\u00e0n to\u00e0n c\u1ea7n thi\u1ebft v\u1edbi t\u1ebf b\u00e0o \u0111\u1ec3 sinh t\u1ed3n v\u00e0 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n\n\n

Nh\u01b0ng d\u00f9 JCVI-syn3.0 c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh protein v\u00e0 sao ch\u00e9p ADN c\u1ee7a n\u00f3 m\u00e0 kh\u00f4ng c\u1ea7n m\u00f4, t\u1ebf b\u00e0o n\u00e0y kh\u00f4ng th\u1ec3 ph\u00e2n chia th\u00e0nh h\u00ecnh c\u1ea7u \u0111\u1ed3ng nh\u1ea5t. Thay v\u00e0o \u0111\u00f3, n\u00f3 ph\u00e2n chia, t\u1ea1o ra t\u1ebf b\u00e0o con v\u1edbi nhi\u1ec1u h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc kh\u00e1c nhau. Strychalski v\u00e0 c\u1ed9ng s\u1ef1 t\u00ecm c\u00e1ch gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 b\u1eb1ng c\u00e1ch th\u00eam gene h\u1ed7 tr\u1ee3.<\/p>\n\n\n\n

Sau nhi\u1ec1u n\u0103m l\u00e0m vi\u1ec7c, nh\u00f3m nghi\u00ean c\u1ee9u t\u1ea1o ra t\u1ebf b\u00e0o JCVI-syn3A ch\u1ee9a t\u1ed5ng c\u1ed9ng 492 gene. 7 gene trong s\u1ed1 \u0111\u00f3 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng gi\u00fap ph\u00e2n chia t\u1ebf b\u00e0o b\u00ecnh th\u01b0\u1eddng. M\u1ed9t s\u1ed1 gene nhi\u1ec1u kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c v\u1edbi m\u00e0ng t\u1ebf b\u00e0o, d\u1ef1a theo tr\u00ecnh t\u1ef1 gene. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a ch\u00fang thay \u0111\u1ed5i \u0111\u1eb7c \u0111i\u1ec3m l\u1edbp m\u00e0ng, khi\u1ebfn n\u00f3 \u0111\u1ee7 m\u1ecfng \u0111\u1ec3 ph\u00e2n chia ho\u00e0n ch\u1ec9nh.<\/p>\n\n\n\n

An Khang<\/strong><\/p>\n\n\n\n

https:\/\/vnexpress.net\/te-bao-nhan-tao-hoat-dong-giong-te-bao-that-4255249.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1o ra t\u1ed5 ch\u1ee9c s\u1ed1ng \u0111\u01a1n b\u00e0o nh\u00e2n t\u1ea1o c\u00f3 th\u1ec3 ph\u00e2n chia v\u00e0 nh\u00e2n l\u00ean gi\u1ed1ng t\u1ebf b\u00e0o th\u1eadt. Trong t\u01b0\u01a1ng lai, th\u00e0nh t\u1ef1u m\u1edbi c\u00f3 th\u1ec3 gi\u00fap gi\u1edbi nghi\u00ean c\u1ee9u ch\u1ebf t\u1ea1o m\u00e1y t\u00ednh c\u1ee1 nh\u1ecf v\u00e0 nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t thu\u1ed1c t\u00ed hon t\u1eeb t\u1ebf b\u00e0o nh\u00e2n t\u1ea1o, […]<\/p>\n","protected":false},"author":23,"featured_media":26811,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-26810","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\/26810","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\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=26810"}],"version-history":[{"count":4,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26810\/revisions"}],"predecessor-version":[{"id":30955,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26810\/revisions\/30955"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/26811"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=26810"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=26810"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=26810"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}