{"id":513186,"date":"2021-04-24T10:38:08","date_gmt":"2021-04-24T03:38:08","guid":{"rendered":"http:\/\/canhco.net\/?p=513186"},"modified":"2021-04-24T10:38:08","modified_gmt":"2021-04-24T03:38:08","slug":"virus-corona-co-dai-lan-khap-dong-a-25-000-nam-truoc","status":"publish","type":"post","link":"https:\/\/m.canhco.net\/virus-corona-co-dai-lan-khap-dong-a-25-000-nam-truoc-p513186.html","title":{"rendered":"Virus corona c\u1ed5 \u0111\u1ea1i lan kh\u1eafp \u0110\u00f4ng \u00c1 25.000 n\u0103m tr\u01b0\u1edbc"},"content":{"rendered":"<p><strong>M\u1ed9t lo\u1ea1i virus corona c\u00f3 th\u1ec3 \u0111\u00e3 l\u00e2y sang t\u1ed5 ti\u00ean c\u1ee7a con ng\u01b0\u1eddi s\u1ed1ng \u1edf khu v\u1ef1c ng\u00e0y nay l\u00e0 \u0110\u00f4ng \u00c1.<\/strong><\/p>\n<figure style=\"width: 750px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/cdn.canhco.net\/files\/2021\/04\/vne-corona-3672-1619232782.jpg\" alt=\"Ng\u01b0\u1eddi c\u1ed5 \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111\u00e3 nhi\u1ec5m virus corona t\u1eeb h\u00e0ng ch\u1ee5c ngh\u00ecn n\u0103m tr\u01b0\u1edbc.\" width=\"750\" height=\"450\" data-natural-h=\"450\" data-natural-=\"\"><figcaption class=\"wp-caption-text\">Ng\u01b0\u1eddi c\u1ed5 \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111\u00e3 nhi\u1ec5m virus corona t\u1eeb h\u00e0ng ch\u1ee5c ngh\u00ecn n\u0103m tr\u01b0\u1edbc.<\/figcaption><\/figure>\n<p>David Enard, tr\u1ee3 l\u00fd gi\u00e1o s\u01b0 sinh th\u00e1i h\u1ecdc v\u00e0 ti\u1ebfn h\u00f3a \u1edf \u0110\u1ea1i h\u1ecdc Arizona, M\u1ef9 v\u00e0 c\u1ed9ng s\u1ef1 ph\u00e1t hi\u1ec7n con ng\u01b0\u1eddi \u0111\u00e3 \u0111\u01b0\u01a1ng \u0111\u1ea7u v\u1edbi virus corona nguy hi\u1ec3m t\u1eeb th\u1eddi c\u1ed5 \u0111\u1ea1i. Theo Enard, virus th\u1ef1c s\u1ef1 l\u00e0 m\u1ed9t trong nh\u1eefng t\u00e1c nh\u00e2n ch\u00ednh c\u1ee7a ch\u1ecdn l\u1ecdc t\u1ef1 nhi\u00ean trong h\u1ec7 gene c\u1ee7a con ng\u01b0\u1eddi. \u0110\u00f3 l\u00e0 v\u00ec c\u00e1c gene l\u00e0m t\u0103ng c\u01a1 h\u1ed9i s\u1ed1ng s\u00f3t tr\u01b0\u1edbc m\u1ea7m b\u1ec7nh c\u1ee7a con ng\u01b0\u1eddi nhi\u1ec1u kh\u1ea3 n\u0103ng \u0111\u00e3 truy\u1ec1n sang th\u1ebf h\u1ec7 sau.<\/p>\n<p>S\u1eed d\u1ee5ng thi\u1ebft b\u1ecb hi\u1ec7n \u0111\u1ea1i, nh\u00f3m nghi\u00ean c\u1ee9u ph\u00e1t hi\u1ec7n d\u1ea5u v\u1ebft c\u1ee7a m\u1ea7m b\u1ec7nh c\u1ed5 \u0111\u1ea1i th\u00f4ng qua x\u00e1c \u0111\u1ecbnh c\u00e1ch ch\u00fang th\u00fac \u0111\u1ea9y ch\u1ecdn l\u1ecdc t\u1ef1 nhi\u00ean \u1edf ADN c\u1ee7a con ng\u01b0\u1eddi ng\u00e0y nay. Th\u00f4ng tin c\u00f3 th\u1ec3 cung c\u1ea5p hi\u1ec3u bi\u1ebft h\u1eefu \u00edch gi\u00fap d\u1ef1 \u0111o\u00e1n \u0111\u1ea1i d\u1ecbch m\u1edbi b\u1edfi nh\u1eefng d\u1ecbch b\u1ec7nh x\u1ea3y ra th\u01b0\u1eddng xuy\u00ean trong qu\u00e1 kh\u1ee9 ch\u1eafc ch\u1eafn s\u1ebd xu\u1ea5t hi\u1ec7n tr\u1edf l\u1ea1i trong t\u01b0\u01a1ng lai, Enard nh\u1ea5n m\u1ea1nh.<\/p>\n<p>D\u1ef1a v\u00e0o th\u00f4ng tin trong c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u00f4ng c\u1ed9ng, Enard v\u00e0 c\u1ed9ng s\u1ef1 ph\u00e2n t\u00edch h\u1ec7 gene c\u1ee7a 2.504 ng\u01b0\u1eddi \u1edf 26 qu\u1ea7n th\u1ec3 kh\u00e1c nhau tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi. Ph\u00e1t hi\u1ec7n ch\u01b0a qua \u0111\u00e1nh gi\u00e1 t\u1eeb h\u1ed9i \u0111\u1ed3ng chuy\u00ean gia \u0111\u01b0\u1ee3c chia s\u1ebb tr\u00ean c\u01a1 s\u1edf d\u1eef li\u1ec7u bioRxiv v\u00e0 \u0111ang trong qu\u00e1 tr\u00ecnh th\u1ea9m duy\u1ec7t \u0111\u1ec3 xu\u1ea5t b\u1ea3n tr\u00ean t\u1ea1p ch\u00ed khoa h\u1ecdc.<\/p>\n<p>Khi virus corona ti\u1ebfn v\u00e0o t\u1ebf b\u00e0o con ng\u01b0\u1eddi, ch\u00fang \u0111i\u1ec1u khi\u1ec3n b\u1ed9 m\u00e1y t\u1ebf b\u00e0o \u0111\u1ec3 nh\u00e2n l\u00ean. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a s\u1ef1 th\u00e0nh c\u00f4ng c\u1ee7a virus ph\u1ee5 thu\u1ed9c v\u00e0o t\u01b0\u01a1ng t\u00e1c c\u1ee7a n\u00f3 v\u1edbi h\u00e0ng tr\u0103m protein kh\u00e1c nhau c\u1ee7a con ng\u01b0\u1eddi. Nh\u00f3m nghi\u00ean c\u1ee9u xem x\u00e9t 420 protein c\u00f3 t\u01b0\u01a1ng t\u00e1c v\u1edbi virus corona, 332 protein trong s\u1ed1 \u0111\u00f3 t\u01b0\u01a1ng t\u00e1c v\u1edbi nCoV. Ph\u1ea7n l\u1edbn protein n\u00e0y gi\u00fap virus nh\u00e2n l\u00ean trong t\u1ebf b\u00e0o, nh\u01b0ng m\u1ed9t s\u1ed1 gi\u00fap t\u1ebf b\u00e0o chi\u1ebfn \u0111\u1ea5u v\u1edbi virus.<\/p>\n<p>C\u00e1c gene m\u00e3 h\u00f3a nh\u1eefng protein \u0111\u00f3 \u0111\u1ed9t bi\u1ebfn th\u01b0\u1eddng xuy\u00ean v\u00e0 ng\u1eabu nhi\u00ean, nh\u01b0ng n\u1ebfu m\u1ed9t \u0111\u1ed9t bi\u1ebfn cung c\u1ea5p cho gene l\u1ee3i th\u1ebf nh\u01b0 chi\u1ebfn \u0111\u1ea5u t\u1ed1t h\u01a1n v\u1edbi virus, n\u00f3 s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n l\u1ea1i cho th\u1ebf h\u1ec7 sau. Tr\u00ean th\u1ef1c t\u1ebf, nh\u00f3m nghi\u00ean c\u1ee9u ph\u00e1t hi\u1ec7n ng\u01b0\u1eddi d\u00e2n \u1edf \u0110\u00f4ng \u00c1 c\u00f3 v\u00e0i gene \u0111\u00e3 qua ch\u1ecdn l\u1ecdc v\u00e0 c\u00f3 t\u01b0\u01a1ng t\u00e1c v\u1edbi virus corona. N\u00f3i c\u00e1ch kh\u00e1c, theo th\u1eddi gian, m\u1ed9t s\u1ed1 bi\u1ebfn th\u1ec3 xu\u1ea5t hi\u1ec7n th\u01b0\u1eddng xuy\u00ean h\u01a1n k\u1ef3 v\u1ecdng. Chu\u1ed7i \u0111\u1ed9t bi\u1ebfn n\u00e0y ch\u1eafc ch\u1eafn gi\u00fap t\u1ed5 ti\u00ean c\u1ee7a qu\u1ea7n th\u1ec3 d\u00e2n c\u01b0 \u1edf \u0111\u00e2y \u0111\u1ec1 kh\u00e1ng t\u1ed1t h\u01a1n v\u1edbi virus c\u1ed5 \u0111\u1ea1i b\u1eb1ng c\u00e1ch bi\u1ebfn \u0111\u1ed5i s\u1ed1 l\u01b0\u1ee3ng protein t\u1ea1o ra b\u1edfi t\u1ebf b\u00e0o.<\/p>\n<p>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u nh\u1eadn th\u1ea5y bi\u1ebfn th\u1ec3 gene m\u00e3 h\u00f3a 42 trong 420 protein m\u00e0 h\u1ecd ph\u00e2n t\u00edch b\u1eaft \u0111\u1ea7u gia t\u0103ng t\u1ea7n su\u1ea5t xu\u1ea5t hi\u1ec7n c\u00e1ch \u0111\u00e2y kho\u1ea3ng 25.000 n\u0103m. S\u1ef1 lan r\u1ed9ng c\u1ee7a bi\u1ebfn th\u1ec3 c\u00f3 l\u1ee3i ti\u1ebfp t\u1ee5c cho t\u1edbi c\u00e1ch \u0111\u00e2y 5.000 n\u0103m, ch\u1ee9ng t\u1ecf virus c\u1ed5 \u0111\u1ea1i \u0111\u00e3 \u0111e d\u1ecda con ng\u01b0\u1eddi trong th\u1eddi gian d\u00e0i.<\/p>\n<p>Enard kh\u00f4ng lo\u1ea1i tr\u1eeb kh\u1ea3 n\u0103ng m\u1ea7m b\u1ec7nh c\u1ed5 \u0111\u1ea1i l\u00e2y lan cho t\u1ed5 ti\u00ean con ng\u01b0\u1eddi<\/p>\n<p>kh\u00f4ng ph\u1ea3i virus corona m\u00e0 l\u00e0 m\u1ed9t lo\u1ea1i virus kh\u00e1c t\u01b0\u01a1ng t\u00e1c v\u1edbi t\u1ebf b\u00e0o ng\u01b0\u1eddi t\u01b0\u01a1ng t\u1ef1 nh\u01b0 virus corona. \u00d4ng v\u00e0 \u0111\u1ed3ng nghi\u1ec7p hy v\u1ecdng c\u00f3 th\u1ec3 c\u1ed9ng t\u00e1c v\u1edbi c\u00e1c nh\u00e0 virus h\u1ecdc \u0111\u1ec3 hi\u1ec3u r\u00f5 s\u1ef1 th\u00edch nghi gi\u00fap ng\u01b0\u1eddi c\u1ed5 \u0111\u1ea1i s\u1ed1ng s\u00f3t nh\u01b0 th\u1ebf n\u00e0o khi ti\u1ebfp x\u00fac v\u1edbi virus corona nguy\u00ean th\u1ee7y.<\/p>\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u c\u0169ng hy v\u1ecdng nghi\u00ean c\u1ee9u h\u1ec7 gene c\u1ed5 \u0111\u1ea1i c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 h\u1ec7 th\u1ed1ng c\u1ea3nh b\u00e1o s\u1edbm \u0111\u1ea1i d\u1ecbch t\u01b0\u01a1ng lai. V\u00ed d\u1ee5, \u0111\u1ea7u ti\u00ean, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 kh\u1ea3o s\u00e1t virus trong t\u1ef1 nhi\u00ean kh\u00f4ng l\u00e2y nhi\u1ec5m sang ng\u01b0\u1eddi, sau \u0111\u00f3 t\u00ecm ki\u1ebfm d\u1ea5u v\u1ebft c\u1ee7a ch\u00fang trong ADN con ng\u01b0\u1eddi. N\u1ebfu h\u1ecd ph\u00e1t hi\u1ec7n m\u1ed9t virus t\u1eebng g\u00e2y nhi\u1ec1u d\u1ecbch b\u1ec7nh c\u1ed5 \u0111\u1ea1i, \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0 l\u00fd do \u0111\u1ec3 theo d\u00f5i ch\u1eb7t ch\u1ebd virus \u0111\u00f3. D\u00f9 ch\u00fang ta c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n t\u00e1c \u0111\u1ed9ng c\u1ee7a virus c\u1ed5 \u0111\u1ea1i v\u1edbi t\u1ed5 ti\u00ean con ng\u01b0\u1eddi, th\u1ebf h\u1ec7 t\u01b0\u01a1ng lai ch\u1eafc ch\u1eafn kh\u00f4ng th\u1ec3 th\u1ea5y d\u1ea5u v\u1ebft c\u1ee7a nCoV trong h\u1ec7 gene ng\u01b0\u1eddi. Nh\u1edd v\u1eafcxin, virus kh\u00f4ng c\u00f3 th\u1eddi gian \u0111\u1ec3 th\u00fac \u0111\u1ea9y th\u00edch nghi ti\u1ebfn h\u00f3a.<\/p>\n<p><strong>An Khang\/VNE<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ed9t lo\u1ea1i virus corona c\u00f3 th\u1ec3 \u0111\u00e3 l\u00e2y sang t\u1ed5 ti\u00ean c\u1ee7a con ng\u01b0\u1eddi s\u1ed1ng \u1edf khu v\u1ef1c ng\u00e0y nay l\u00e0 \u0110\u00f4ng \u00c1. David Enard, tr\u1ee3 l\u00fd gi\u00e1o s\u01b0 sinh th\u00e1i h\u1ecdc v\u00e0 ti\u1ebfn h\u00f3a \u1edf \u0110\u1ea1i h\u1ecdc Arizona, M\u1ef9 v\u00e0 c\u1ed9ng s\u1ef1 ph\u00e1t hi\u1ec7n con ng\u01b0\u1eddi \u0111\u00e3 \u0111\u01b0\u01a1ng \u0111\u1ea7u v\u1edbi virus corona nguy hi\u1ec3m [&hellip;]<\/p>\n","protected":false},"author":42,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[127982],"tags":[140797,133481,130056],"topics":[],"longform":[],"members":[140617],"story":[],"thematic":[],"_links":{"self":[{"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts\/513186"}],"collection":[{"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/users\/42"}],"replies":[{"embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/comments?post=513186"}],"version-history":[{"count":1,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts\/513186\/revisions"}],"predecessor-version":[{"id":513192,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts\/513186\/revisions\/513192"}],"wp:attachment":[{"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/media?parent=513186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/categories?post=513186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/tags?post=513186"},{"taxonomy":"topics","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/topics?post=513186"},{"taxonomy":"longform","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/longform?post=513186"},{"taxonomy":"members","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/members?post=513186"},{"taxonomy":"story","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/story?post=513186"},{"taxonomy":"thematic","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/thematic?post=513186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}