{"id":611898,"date":"2022-11-07T08:59:46","date_gmt":"2022-11-07T01:59:46","guid":{"rendered":"https:\/\/canhco.net\/?p=611898"},"modified":"2022-11-06T22:36:29","modified_gmt":"2022-11-06T15:36:29","slug":"dai-dich-tiem-tang-tu-nhung-khoi-bang-tan","status":"publish","type":"post","link":"https:\/\/m.canhco.net\/dai-dich-tiem-tang-tu-nhung-khoi-bang-tan-p611898.html","title":{"rendered":"\u0110\u1ea1i d\u1ecbch ti\u1ec1m t\u00e0ng t\u1eeb nh\u1eefng kh\u1ed1i b\u0103ng tan"},"content":{"rendered":"<p><strong>Nghi\u00ean c\u1ee9u m\u1edbi cho th\u1ea5y \u0111\u1ea1i d\u1ecbch ti\u1ebfp theo c\u00f3 th\u1ec3 kh\u00f4ng xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng lo\u00e0i trung gian truy\u1ec1n b\u1ec7nh nh\u01b0 d\u01a1i hay chim, m\u00e0 t\u1eeb v\u1eadt ch\u1ea5t trong c\u00e1c s\u00f4ng b\u0103ng \u0111ang tan ch\u1ea3y, theo The Guardian.<\/strong><\/p>\n<figure id=\"post-577911 media-577911\" class=\"wp-caption aligncenter\" style=\"width: 660px;\">\n<p><figure style=\"width: 660px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/cdn.canhco.net\/files\/2021\/12\/photo16384989.jpg\" alt=\"\" width=\"660\" height=\"410\"><figcaption class=\"wp-caption-text\">Nguy c\u01a1 v\u1ec1 m\u1ed9t \u0111\u1ea1i d\u1ecbch m\u1edbi trong t\u01b0\u01a1ng lai\u2026<\/figcaption><\/figure><\/p><\/figure>\n<p>Ph\u00e2n t\u00edch di truy\u1ec1n c\u1ee7a \u0111\u1ea5t v\u00e0 tr\u1ea7m t\u00edch h\u1ed3 t\u1eeb H\u1ed3 Hazen, h\u1ed3 n\u01b0\u1edbc ng\u1ecdt \u1edf B\u1eafc C\u1ef1c l\u1edbn nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi, cho th\u1ea5y nguy c\u01a1 l\u00e2y lan virus \u2013 n\u01a1i virus l\u1ea7n \u0111\u1ea7u ti\u00ean l\u00e2y nhi\u1ec5m sang v\u1eadt ch\u1ee7 m\u1edbi \u2013 c\u00f3 th\u1ec3 cao h\u01a1n g\u1ea7n v\u1edbi c\u00e1c s\u00f4ng b\u0103ng tan ch\u1ea3y.<\/p>\n<p>C\u00e1c ph\u00e1t hi\u1ec7n ch\u1ec9 ra r\u1eb1ng khi nhi\u1ec7t \u0111\u1ed9 to\u00e0n c\u1ea7u t\u0103ng l\u00ean do bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, nhi\u1ec1u kh\u1ea3 n\u0103ng vi r\u00fat v\u00e0 vi khu\u1ea9n b\u1ecb nh\u1ed1t trong s\u00f4ng b\u0103ng v\u00e0 l\u1edbp b\u0103ng v\u0129nh c\u1eedu c\u00f3 th\u1ec3 t\u00e1i sinh v\u00e0 l\u00e2y nhi\u1ec5m cho \u0111\u1ed9ng v\u1eadt hoang d\u00e3 \u0111\u1ecba ph\u01b0\u01a1ng, \u0111\u1eb7c bi\u1ec7t khi ph\u1ea1m vi c\u1ee7a ch\u00fang c\u0169ng d\u1ecbch chuy\u1ec3n g\u1ea7n c\u00e1c c\u1ef1c h\u01a1n.<\/p>\n<p>C\u1ee5 th\u1ec3, v\u00e0o n\u0103m 2016, m\u1ed9t \u0111\u1ee3t b\u00f9ng ph\u00e1t b\u1ec7nh than \u1edf mi\u1ec1n b\u1eafc Siberia \u0111\u00e3 gi\u1ebft ch\u1ebft m\u1ed9t \u0111\u1ee9a tr\u1ebb v\u00e0 l\u00e2y nhi\u1ec5m b\u1ec7nh cho \u00edt nh\u1ea5t 7 ng\u01b0\u1eddi kh\u00e1c \u0111\u01b0\u1ee3c cho l\u00e0 do m\u1ed9t \u0111\u1ee3t n\u1eafng n\u00f3ng l\u00e0m tan ch\u1ea3y l\u1edbp b\u0103ng v\u0129nh c\u1eedu v\u00e0 ph\u01a1i nhi\u1ec5m x\u00e1c tu\u1ea7n l\u1ed9c b\u1ecb nhi\u1ec5m b\u1ec7nh. Tr\u01b0\u1edbc \u0111\u00f3, \u0111\u1ee3t b\u00f9ng ph\u00e1t cu\u1ed1i c\u00f9ng trong khu v\u1ef1c l\u00e0 v\u00e0o n\u0103m 1941.<\/p>\n<figure id=\"attachment_611901\" aria-describedby=\"caption-attachment-611901\" style=\"width: 640px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-611901\" src=\"http:\/\/cdn.canhco.net\/files\/2022\/11\/0-beautiful-arctic-icebergs-in-the-greenland-arctic-sea-2218-1-2-e1667545678131.jpg\" alt=\"\" width=\"640\" height=\"427\"><figcaption id=\"caption-attachment-611901\" class=\"wp-caption-text\">Nghi\u00ean c\u1ee9u m\u1edbi cho bi\u1ebft c\u00f3 nhi\u1ec1u lo\u1ea1i virus t\u1ed3n t\u1ea1i trong b\u0103ng<\/figcaption><\/figure>\n<p>\u0110\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 nguy c\u01a1 g\u00e2y ra b\u1edfi vi r\u00fat \u0111\u00f4ng l\u1ea1nh, Ti\u1ebfn s\u0129 St\u00e9phane Aris-Brosou v\u00e0 c\u00e1c \u0111\u1ed3ng nghi\u1ec7p c\u1ee7a \u00f4ng t\u1ea1i \u0110\u1ea1i h\u1ecdc Ottawa \u1edf Canada \u0111\u00e3 thu th\u1eadp c\u00e1c m\u1eabu \u0111\u1ea5t v\u00e0 tr\u1ea7m t\u00edch t\u1eeb H\u1ed3 Hazen, g\u1ea7n v\u1edbi n\u01a1i c\u00f3 l\u01b0\u1ee3ng n\u01b0\u1edbc tan ch\u1ea3y nh\u1ecf, v\u1eeba v\u00e0 l\u1edbn t\u1eeb c\u00e1c s\u00f4ng b\u0103ng \u0111\u1ecba ph\u01b0\u01a1ng ch\u1ea3y v\u00e0o.<\/p>\n<p>Ti\u1ebfp theo, h\u1ecd gi\u1ea3i tr\u00ecnh t\u1ef1 RNA v\u00e0 DNA trong c\u00e1c m\u1eabu n\u00e0y \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c d\u1ea5u hi\u1ec7u tr\u00f9ng kh\u1edbp ch\u1eb7t ch\u1ebd v\u1edbi c\u00e1c vi r\u00fat \u0111\u00e3 bi\u1ebft, c\u0169ng nh\u01b0 c\u00e1c v\u1eadt ch\u1ee7 ti\u1ec1m n\u0103ng l\u00e0 \u0111\u1ed9ng v\u1eadt, th\u1ef1c v\u1eadt ho\u1eb7c n\u1ea5m. Cu\u1ed1i c\u00f9ng, h\u1ecd ch\u1ea1y m\u1ed9t thu\u1eadt to\u00e1n \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng nh\u1eefng vi r\u00fat n\u00e0y l\u00e2y nhi\u1ec5m cho c\u00e1c nh\u00f3m sinh v\u1eadt kh\u00f4ng li\u00ean quan.<\/p>\n<p>Nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Proceedings of the Royal Society B cho r\u1eb1ng nguy c\u01a1 vi r\u00fat l\u00e2y lan sang v\u1eadt ch\u1ee7 m\u1edbi cao h\u01a1n \u1edf nh\u1eefng v\u1ecb tr\u00ed g\u1ea7n n\u01a1i c\u00f3 l\u01b0\u1ee3ng l\u1edbn n\u01b0\u1edbc b\u0103ng ch\u1ea3y v\u00e0o \u2013 hi\u1ec7n t\u01b0\u1ee3ng ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn h\u01a1n khi kh\u00ed h\u1eadu \u1ea5m l\u00ean.<\/p>\n<figure id=\"attachment_604108\" aria-describedby=\"caption-attachment-604108\" style=\"width: 663px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-604108\" src=\"http:\/\/cdn.canhco.net\/files\/2022\/05\/hinh-6-1459480757.jpg\" alt=\"\" width=\"663\" height=\"432\"><figcaption id=\"caption-attachment-604108\" class=\"wp-caption-text\">T\u00ecnh tr\u1ea1ng b\u0103ng tan \u1edf Greenland l\u00e0m gia t\u0103ng nguy c\u01a1 l\u0169 l\u1ee5t c\u0169ng nh\u01b0 d\u1ecbch b\u1ec7nh tr\u00ean to\u00e0n c\u1ea7u<\/figcaption><\/figure>\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u kh\u00f4ng \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00f3 bao nhi\u00eau lo\u1ea1i virus m\u00e0 h\u1ecd \u0111\u00e3 x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc \u0111\u00e2y ch\u01b0a \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn, c\u0169ng nh\u01b0 kh\u00f4ng \u0111\u00e1nh gi\u00e1 li\u1ec7u nh\u1eefng lo\u1ea1i virus n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y nhi\u1ec5m tr\u00f9ng hay kh\u00f4ng \u2013 \u0111i\u1ec1u m\u00e0 h\u1ecd d\u1ef1 \u0111\u1ecbnh s\u1ebd l\u00e0m trong nh\u1eefng th\u00e1ng t\u1edbi.<\/p>\n<p>Tuy nhi\u00ean, m\u1ed9t nghi\u00ean c\u1ee9u kh\u00e1c g\u1ea7n \u0111\u00e2y \u0111\u00e3 g\u1ee3i \u00fd r\u1eb1ng nh\u1eefng lo\u1ea1i virus ch\u01b0a x\u00e1c \u0111\u1ecbnh c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i trong c\u00e1c kh\u1ed1i b\u0103ng. V\u00ed d\u1ee5, n\u0103m ngo\u00e1i, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc Bang Ohio, M\u1ef9 th\u00f4ng b\u00e1o h\u1ecd \u0111\u00e3 t\u00ecm th\u1ea5y v\u1eadt ch\u1ea5t di truy\u1ec1n t\u1eeb 33 lo\u1ea1i virus \u2013 28 trong s\u1ed1 \u0111\u00f3 l\u00e0 m\u1edbi \u2013 trong c\u00e1c m\u1eabu b\u0103ng l\u1ea5y t\u1eeb cao nguy\u00ean T\u00e2y T\u1ea1ng \u1edf Trung Qu\u1ed1c. D\u1ef1a tr\u00ean v\u1ecb tr\u00ed c\u1ee7a ch\u00fang, c\u00e1c vi r\u00fat \u0111\u01b0\u1ee3c \u01b0\u1edbc t\u00ednh kho\u1ea3ng 15.000 n\u0103m tu\u1ed5i.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c l\u00e0m r\u00f5 khi v\u00e0o n\u0103m 2014, c\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1i Trung t\u00e2m Nghi\u00ean c\u1ee9u Khoa h\u1ecdc Qu\u1ed1c gia c\u1ee7a Ph\u00e1p \u1edf Aix-Marseille \u0111\u00e3 t\u00ecm c\u00e1ch h\u1ed3i sinh m\u1ed9t lo\u1ea1i virus kh\u1ed5ng l\u1ed3 m\u00e0 h\u1ecd ph\u00e2n l\u1eadp \u0111\u01b0\u1ee3c t\u1eeb l\u1edbp b\u0103ng v\u0129nh c\u1eedu \u1edf Siberia, khi\u1ebfn n\u00f3 l\u00e2y nhi\u1ec5m tr\u1edf l\u1ea1i l\u1ea7n \u0111\u1ea7u ti\u00ean sau 30.000 n\u0103m. T\u00e1c gi\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u, Jean-Michel Claverie, n\u00f3i v\u1edbi BBC v\u00e0o th\u1eddi \u0111i\u1ec3m \u0111\u00f3 r\u1eb1ng vi\u1ec7c \u0111\u1ec3 l\u1ed9 nh\u1eefng l\u1edbp b\u0103ng nh\u01b0 v\u1eady c\u00f3 th\u1ec3 l\u00e0 \u201cc\u00f4ng th\u1ee9c d\u1eabn \u0111\u1ebfn th\u1ea3m h\u1ecda\u201d.<\/p>\n<figure id=\"attachment_611903\" aria-describedby=\"caption-attachment-611903\" style=\"width: 640px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-611903\" src=\"http:\/\/cdn.canhco.net\/files\/2022\/11\/10159734_0_84_1280_807_1920x0_80_0_0_c7263e79b68007ba1060f75c50a8444c-e1667545768563.jpg\" alt=\"\" width=\"640\" height=\"361\"><figcaption id=\"caption-attachment-611903\" class=\"wp-caption-text\">Nh\u1eefng lo\u1ea1i virus ch\u01b0a x\u00e1c \u0111\u1ecbnh c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i trong c\u00e1c kh\u1ed1i b\u0103ng<\/figcaption><\/figure>\n<p>M\u1eb7c d\u00f9 v\u1eady, nh\u00f3m c\u1ee7a Aris-Brosou c\u1ea3nh b\u00e1o r\u1eb1ng vi\u1ec7c d\u1ef1 \u0111o\u00e1n nguy c\u01a1 lan t\u1ecfa cao kh\u00f4ng gi\u1ed1ng nh\u01b0 d\u1ef1 \u0111o\u00e1n c\u00e1c \u0111\u1ee3t lan truy\u1ec1n ho\u1eb7c \u0111\u1ea1i d\u1ecbch th\u1ef1c t\u1ebf. M\u1eb7t kh\u00e1c, bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111\u01b0\u1ee3c d\u1ef1 \u0111o\u00e1n s\u1ebd l\u00e0m thay \u0111\u1ed5i ph\u1ea1m vi c\u00e1c lo\u00e0i hi\u1ec7n c\u00f3, c\u00f3 kh\u1ea3 n\u0103ng khi\u1ebfn c\u00e1c v\u1eadt ch\u1ee7 m\u1edbi ti\u1ebfp x\u00fac v\u1edbi vi r\u00fat ho\u1eb7c vi khu\u1ea9n c\u1ed5 \u0111\u1ea1i.<\/p>\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u c\u0169ng kh\u00f4ng r\u00f5 li\u1ec7u ti\u1ec1m n\u0103ng chuy\u1ec3n \u0111\u1ed5i v\u1eadt ch\u1ee7 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh trong H\u1ed3 Hazen c\u00f3 ph\u1ea3i l\u00e0 duy nh\u1ea5t trong tr\u1ea7m t\u00edch h\u1ed3 hay kh\u00f4ng.<\/p>\n<p>Arwyn Edwards, Gi\u00e1m \u0111\u1ed1c Trung t\u00e2m Li\u00ean ng\u00e0nh v\u1ec1 Vi sinh M\u00f4i tr\u01b0\u1eddng t\u1ea1i \u0110\u1ea1i h\u1ecdc Aberystwyth cho bi\u1ebft:\u201cHai \u0111i\u1ec1u r\u1ea5t r\u00f5 r\u00e0ng b\u00e2y gi\u1edd. Th\u1ee9 nh\u1ea5t, B\u1eafc C\u1ef1c \u0111ang \u1ea5m l\u00ean nhanh ch\u00f3ng v\u00e0 \u1ea3nh h\u01b0\u1edfng c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi kh\u00ed h\u1eadu l\u00e0 nh\u1eefng r\u1ee7i ro l\u1edbn \u0111\u1ed1i v\u1edbi nh\u00e2n lo\u1ea1i. Th\u1ee9 hai, c\u00e1c d\u1ecbch b\u1ec7nh t\u1eeb n\u01a1i kh\u00e1c \u0111ang t\u00ecm \u0111\u01b0\u1eddng x\u00e2m nh\u1eadp v\u00e0o c\u00e1c c\u1ed9ng \u0111\u1ed3ng v\u00e0 h\u1ec7 sinh th\u00e1i d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng \u1edf B\u1eafc C\u1ef1c\u201d, theo The Guardian.<\/p>\n<p><strong>Tu\u1ec7 Ng\u00f4 (Theo The Guardian)<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nghi\u00ean c\u1ee9u m\u1edbi cho th\u1ea5y \u0111\u1ea1i d\u1ecbch ti\u1ebfp theo c\u00f3 th\u1ec3 kh\u00f4ng xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng lo\u00e0i trung gian truy\u1ec1n b\u1ec7nh nh\u01b0 d\u01a1i hay chim, m\u00e0 t\u1eeb v\u1eadt ch\u1ea5t trong c\u00e1c s\u00f4ng b\u0103ng \u0111ang tan ch\u1ea3y, theo The Guardian. Ph\u00e2n t\u00edch di truy\u1ec1n c\u1ee7a \u0111\u1ea5t v\u00e0 tr\u1ea7m t\u00edch h\u1ed3 t\u1eeb H\u1ed3 Hazen, h\u1ed3 n\u01b0\u1edbc ng\u1ecdt [&hellip;]<\/p>\n","protected":false},"author":40,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[153035,3972,133690,6390,8311],"topics":[153496],"longform":[],"members":[153483],"story":[],"thematic":[],"_links":{"self":[{"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts\/611898"}],"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\/40"}],"replies":[{"embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/comments?post=611898"}],"version-history":[{"count":1,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts\/611898\/revisions"}],"predecessor-version":[{"id":611904,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/posts\/611898\/revisions\/611904"}],"wp:attachment":[{"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/media?parent=611898"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/categories?post=611898"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/tags?post=611898"},{"taxonomy":"topics","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/topics?post=611898"},{"taxonomy":"longform","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/longform?post=611898"},{"taxonomy":"members","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/members?post=611898"},{"taxonomy":"story","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/story?post=611898"},{"taxonomy":"thematic","embeddable":true,"href":"https:\/\/m.canhco.net\/wp-json\/wp\/v2\/thematic?post=611898"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}