{"id":4801,"date":"2016-03-08T22:49:23","date_gmt":"2016-03-08T15:49:23","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=4801"},"modified":"2017-10-02T11:55:12","modified_gmt":"2017-10-02T04:55:12","slug":"el-nino-se-khien-cong-dong-vi-khuan-di-cu-xuyen-luc-dia","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/el-nino-se-khien-cong-dong-vi-khuan-di-cu-xuyen-luc-dia\/","title":{"rendered":"El Ni\u00f1o s\u1ebd khi\u1ebfn c\u1ed9ng \u0111\u1ed3ng vi khu\u1ea9n &#8216;di c\u01b0&#8217; xuy\u00ean l\u1ee5c \u0111\u1ecba"},"content":{"rendered":"<p><strong>Trong th\u1eddi k\u1ef3 ti\u1ec1n s\u1eed, nh\u1eefng s\u1ef1 ki\u1ec7n kh\u00ed h\u1eadu l\u1edbn x\u1ea3y ra k\u00e8m theo \u0111\u00f3 l\u00e0 s\u1ef1 h\u00ecnh th\u00e0nh c\u1ee7a nh\u1eefng c\u00e2y \u2018c\u1ea7u l\u1ee5c \u0111\u1ecba\u2019 (land bridge), gi\u00fap th\u1ef1c v\u1eadt, \u0111\u1ed9ng v\u1eadt c\u0169ng nh\u01b0 con ng\u01b0\u1eddi di chuy\u1ec3n \u0111\u1ebfn c\u00e1c ch\u00e2u l\u1ee5c m\u1edbi. M\u1ed9t nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y cho r\u1eb1ng c\u00e1c s\u1ef1 ki\u1ec7n th\u1eddi ti\u1ebft \u0111ang di\u1ec5n ra hi\u1ec7n nay nh\u01b0 El Ni\u00f1o, s\u1ebd m\u1edf ra nh\u1eefng c\u00e2y c\u1ea7u nh\u01b0 v\u1eady, cho ph\u00e9p vi khu\u1ea9n th\u1ef1c hi\u1ec7n m\u1ed9t cu\u1ed9c \u2018di c\u01b0\u2019 xuy\u00ean l\u1ee5c \u0111\u1ecba. Qua qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c v\u1edbi Vi\u1ec7n Y t\u1ebf Qu\u1ed1c gia (INS) \u1edf Peru, m\u1ed9t nh\u00f3m nghi\u00ean c\u1ee9u qu\u1ed1c t\u1ebf \u0111\u00e3 nh\u00ecn v\u00e0o l\u1ecbch s\u1eed di truy\u1ec1n c\u1ee7a c\u00e1c m\u1ea7m b\u1ec7nh m\u1edbi n\u1ed5i l\u00ean \u1edf ch\u00e2u M\u1ef9 Latinh trong v\u00e0i th\u1eadp k\u1ef7 qua. K\u1ebft qu\u1ea3 l\u00e0 h\u1ecd t\u00ecm th\u1ea5y m\u1ed1i t\u01b0\u01a1ng quan k\u1ef3 l\u1ea1 gi\u1eefa m\u1ea7m b\u1ec7nh n\u00e0y, v\u1edbi t\u00e1c nh\u00e2n g\u00e2y b\u1ec7nh \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00e3 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh \u1edf ch\u00e2u \u00c1 t\u1eeb tr\u01b0\u1edbc.<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5341\" src=\"http:\/\/ttud.com.vn\/wp-content\/uploads\/2016\/03\/3624332_vi-khuan-Yersinia_tinhte.jpg\" alt=\"\" width=\"770\" height=\"511\" srcset=\"https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2016\/03\/3624332_vi-khuan-Yersinia_tinhte.jpg 770w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2016\/03\/3624332_vi-khuan-Yersinia_tinhte-600x398.jpg 600w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2016\/03\/3624332_vi-khuan-Yersinia_tinhte-300x199.jpg 300w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2016\/03\/3624332_vi-khuan-Yersinia_tinhte-768x510.jpg 768w\" sizes=\"auto, (max-width: 770px) 100vw, 770px\" \/><\/p>\n<p>Nguy\u00ean nh\u00e2n cho hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y c\u00f3 th\u1ec3 xu\u1ea5t ph\u00e1t t\u1eeb con ng\u01b0\u1eddi ho\u1eb7c gia s\u00fac, \u0111\u00e3 v\u00f4 t\u00ecnh mang c\u00e1c m\u1ea7m b\u1ec7nh xuy\u00ean qua \u0111\u1ea1i d\u01b0\u01a1ng b\u1eb1ng thuy\u1ec1n. Nh\u01b0ng d\u1ef1a v\u00e0o th\u1eddi gian, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u tin r\u1eb1ng v\u1ea5n \u0111\u1ec1 c\u00f3 th\u1ec3 l\u00e0 h\u1eadu qu\u1ea3 ch\u01b0a bi\u1ebft do t\u00e1c \u0111\u1ed9ng c\u1ee7a El Ni\u00f1o. Khi xem x\u00e9t c\u00e1c t\u00e1c nh\u00e2n g\u00e2y b\u1ec7nh, nh\u00f3m nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 nh\u00ecn th\u1ea5y khu\u1ea9n ph\u1ea9y (vibrios) &#8211; lo\u1ea1i vi khu\u1ea9n n\u1ed5i c\u00f3 m\u1eb7t trong n\u01b0\u1edbc bi\u1ec3n. Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c vi khu\u1ea9n n\u00e0y \u0111\u1ec1u c\u00f3 h\u1ea1i, nh\u01b0ng kho\u1ea3ng m\u1ed9t ch\u1ee5c trong s\u1ed1 ch\u00fang g\u00e2y ra c\u00e1c c\u0103n b\u1ec7nh nghi\u00eam tr\u1ecdng, bao g\u1ed3m c\u1ea3 b\u1ec7nh t\u1ea3 v\u00e0 nh\u1eefng b\u1ec7nh m\u1eafc ph\u1ea3i khi \u0103n h\u1ea3i s\u1ea3n ch\u01b0a \u0111\u01b0\u1ee3c n\u1ea5u ch\u00edn.<\/p>\n<p style=\"text-align: center;\"><em>vi-khua\u0302\u0309n-Yersinia_tinhte.<\/em><br \/>\n<em> El Ni\u00f1o \u0111\u01b0\u1ee3c cho l\u00e0 \u0111\u00e3 th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a Yersinia pestis, lo\u1ea1i vi khu\u1ea9n \u0111\u00f3ng vai tr\u00f2 t\u00e1c nh\u00e2n g\u00e2y ra b\u1ec7nh d\u1ecbch h\u1ea1ch. \u1ea2nh: Pbs.org.<\/em><\/p>\n<p>M\u1ed9t \u0111\u1ee3t d\u1ecbch t\u1ea3 \u0111\u00e3 b\u00f9ng ph\u00e1t kh\u1ee7ng khi\u1ebfp v\u00e0o n\u0103m 1990 v\u00e0 gi\u1ebft ch\u1ebft 13.000 ng\u01b0\u1eddi t\u1ea1i Peru. N\u0103m 1997 v\u00e0 2010, c\u00f3 hai d\u1ecbch b\u00f9ng ph\u00e1t m\u00e0 nguy\u00ean nh\u00e2n xu\u1ea5t ph\u00e1t t\u1eeb vi khu\u1ea9n Vibrio parahaemolyticus (t\u1ea3 bi\u1ec3n), vi khu\u1ea9n g\u00e2y b\u1ec7nh cho c\u00e1c lo\u00e0i h\u1ea3i s\u1ea3n nh\u01b0 t\u00f4m, cua, s\u00f2,&#8230; \u0110i\u1ec1u \u0111\u1eb7c bi\u1ec7t l\u00e0 s\u1ef1 b\u00f9ng n\u1ed5 n\u00e0y l\u1ea1i di\u1ec5n ra c\u00f9ng l\u00fac v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng th\u1eddi ti\u1ebft El Ni\u00f1o. Vi khu\u1ea9n b\u1ea3n th\u00e2n n\u00f3 kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng di chuy\u1ec3n hi\u1ec7u qu\u1ea3, tuy nhi\u00ean, ch\u00fang bao gi\u1edd c\u0169ng li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd v\u1edbi c\u00e1c \u0111\u1ed9ng v\u1eadt ph\u00f9 du. \u0110\u1ed9ng v\u1eadt ph\u00f9 du \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nh\u01b0 nh\u1eefng \u2018tay \u0111ua\u2019 v\u00f4 \u0111\u1ecbch, \u0111\u1eb7c bi\u1ec7t n\u1ebfu c\u00f3 th\u1ee9 g\u00ec \u0111\u00f3 th\u00fac \u0111\u1ea9y ch\u00fang. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u tin r\u1eb1ng ch\u00ednh s\u1ef1 ki\u1ec7n El Ni\u00f1o \u0111\u00e3 cung c\u1ea5p cho \u0111\u1ed9ng v\u1eadt ph\u00f9 du \u0111\u1ed9ng l\u1ef1c n\u00e0y. Trong khi ch\u00fang ta \u0111ang t\u1eadp trung \u0111\u1ed1i ph\u00f3 v\u1edbi c\u00e1c v\u1ea5n \u0111\u1ec1 th\u1eddi ti\u1ebft, nh\u1eefng c\u1ea7u n\u1ed1i v\u00f4 h\u00ecnh trong n\u01b0\u1edbc c\u00f3 th\u1ec3 \u0111\u00e3 \u0111\u01b0\u1ee3c m\u1edf ra gi\u1eefa c\u00e1c l\u1ee5c \u0111\u1ecba, cho ph\u00e9p t\u1ea5t c\u1ea3 c\u00e1c lo\u00e0i vi sinh v\u1eadt s\u1ed1ng di chuy\u1ec3n \u0111\u1ebfn nh\u1eefng b\u1edd bi\u1ec3n kh\u00e1c.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c El Ni\u00f1o kh\u00f4ng \u0111\u01a1n thu\u1ea7n ch\u1ec9 l\u00e0 y\u1ebfu t\u1ed1 \u0111\u00e1ng \u0111\u01b0\u1ee3c l\u01b0u t\u00e2m b\u1edfi c\u00e1c d\u1ecbch v\u1ee5 c\u1ee9u h\u1ed9 ho\u1eb7c c\u1ee9u tr\u1ee3 thi\u00ean tai ven bi\u1ec3n. Ph\u00e1t hi\u1ec7n m\u1edbi s\u1ebd khi\u1ebfn c\u00e1c d\u1ecbch v\u1ee5 y t\u1ebf qu\u1ed1c gia c\u1ea7n nhanh ch\u00f3ng chu\u1ea9n \u0111\u1ed1i ph\u00f3 v\u1edbi c\u00e1c m\u1ea7m b\u1ec7nh, khi ch\u00fang ph\u00e1t \u0111\u1ed9ng \u2018t\u1ea5n c\u00f4ng\u2019 v\u00e0o c\u00e1c v\u00f9ng \u0111\u1ea5t m\u1edbi.<\/p>\n<p style=\"text-align: right;\"><em>Theo: <strong>Gizmodo\u200b<\/strong><\/em><\/p>\n<p style=\"text-align: right;\"><em>Ngu\u1ed3n tinhte.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong th\u1eddi k\u1ef3 ti\u1ec1n s\u1eed, nh\u1eefng s\u1ef1 ki\u1ec7n kh\u00ed h\u1eadu l\u1edbn x\u1ea3y ra k\u00e8m theo \u0111\u00f3 l\u00e0 s\u1ef1 h\u00ecnh th\u00e0nh c\u1ee7a nh\u1eefng c\u00e2y \u2018c\u1ea7u l\u1ee5c \u0111\u1ecba\u2019 (land bridge), gi\u00fap th\u1ef1c v\u1eadt, \u0111\u1ed9ng v\u1eadt c\u0169ng nh\u01b0 con ng\u01b0\u1eddi di chuy\u1ec3n \u0111\u1ebfn c\u00e1c ch\u00e2u l\u1ee5c m\u1edbi. M\u1ed9t nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y cho r\u1eb1ng c\u00e1c s\u1ef1 ki\u1ec7n th\u1eddi [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":5341,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-4801","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\/4801","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=4801"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4801\/revisions"}],"predecessor-version":[{"id":5342,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/4801\/revisions\/5342"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5341"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=4801"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=4801"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=4801"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}