{"id":2022,"date":"2013-07-09T02:53:38","date_gmt":"2013-07-08T19:53:38","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=2022"},"modified":"2013-07-09T02:53:38","modified_gmt":"2013-07-08T19:53:38","slug":"cac-nha-khoa-hoc-phat-trien-hop-chat-cai-thien-tinh-chiu-han-cua-cay-trong","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/cac-nha-khoa-hoc-phat-trien-hop-chat-cai-thien-tinh-chiu-han-cua-cay-trong\/","title":{"rendered":"C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t tri\u1ec3n h\u1ee3p ch\u1ea5t c\u1ea3i thi\u1ec7n t\u00ednh ch\u1ecbu h\u1ea1n c\u1ee7a c\u00e2y tr\u1ed3ng"},"content":{"rendered":"<div class=\"TomTat clearfix\">\n<p>M\u1ed9t nh\u00f3m c\u00e1c nh\u00e0 khoa h\u1ecdc qu\u1ed1c t\u1ebf do nh\u00e0 sinh h\u1ecdc th\u1ef1c v\u1eadt Sean Cutler t\u1ea1i \u0110\u1ea1i h\u1ecdc California Riverside \u0111\u1ee9ng \u0111\u1ea7u \u0111\u00e3 t\u00ecm \u0111\u01b0\u1ee3c m\u1ed9t h\u1ee3p ch\u1ea5t m\u1edbi c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh \u0111\u1ec3 b\u1ea3o v\u1ec7 th\u1ef1c v\u1eadt.<\/p>\n<p>\u0110\u0103ng ng\u00e0y\u00a009-07-2013\u00a0trong chuy\u00ean m\u1ee5c\u00a0<a href=\"http:\/\/antoansinhhoc.vn\/Chuyen-muc\/Tin-the-gioi\/260\/1\">Tin th\u1ebf gi\u1edbi<\/a><\/p>\n<p>H\u1ee3p ch\u1ea5t m\u1edbi ph\u00e1t hi\u1ec7n n\u00e0y r\u1ea5t gi\u1ed1ng v\u1edbi abscisic acid (ABA), m\u1ed9t hormone ch\u1ed1ng tress t\u1ef1 nhi\u00ean, gi\u00fap th\u1ef1c v\u1eadt \u0111\u1ed1i ph\u00f3 v\u1edbi t\u00ecnh tr\u1ea1ng h\u1ea1n h\u00e1n.<\/p>\n<p>Cutler v\u00e0 nh\u00f3m c\u1ee7a \u00f4ng \u0111\u00e3 th\u1eed nghi\u1ec7m tr\u00ean c\u00e2y Arabidopsis, b\u1eb1ng c\u00e1ch nghi\u00ean c\u1ee9u c\u00e1c l\u1ed7 \u0111\u01b0\u1eddng kh\u00ed kh\u1ea9u (l\u1ed7 kh\u00ed) c\u1ee7a th\u1ef1c v\u1eadt, b\u1ed9 ph\u1eadn th\u01b0\u1eddng \u0111\u00f3ng k\u00edn l\u1ea1i \u0111\u1ec3 h\u1ea1n ch\u1ebf s\u1ef1 m\u1ea5t n\u01b0\u1edbc khi x\u1ea3y ra h\u1ea1n h\u00e1n. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1edfi ABA. Nh\u00f3m nghi\u00ean c\u1ee9u t\u00ecm ki\u1ebfm c\u00e1c lo\u1ea1i h\u00f3a ch\u1ea5t t\u1ed5ng h\u1ee3p r\u1ebb ti\u1ec1n c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t c\u00e1c th\u1ee5 th\u1ec3 b\u1eb1ng c\u00e1ch l\u00e0m cho ch\u00fang ho\u1ea1t \u0111\u1ed9ng gi\u1ed1ng v\u1edbi ABA v\u00e0 \u0111\u00e3 ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c m\u1ed9t ph\u00e2n t\u1eed m\u00e0 h\u1ecd \u0111\u1eb7t t\u00ean l\u00e0 quinabactin. Theo nh\u00f3m nghi\u00ean c\u1ee9u, quinabactin gi\u1ed1ng ABA v\u1ec1 t\u00e1c d\u1ee5ng c\u1ee7a n\u00f3, nh\u01b0ng \u0111\u01a1n gi\u1ea3n h\u01a1n nhi\u1ec1u m\u1eb7t h\u00f3a h\u1ecdc v\u00e0 d\u1ec5 t\u1ea1o ra h\u01a1n so v\u1edbi ABA.<\/p>\n<p>Cutler cho bi\u1ebft: &#8220;N\u1ebfu c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t c\u00e1c th\u1ee5 th\u1ec3 nh\u01b0 c\u00e1ch c\u1ee7a ABA, th\u00ec c\u0169ng c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c s\u1ef1 m\u1ea5t n\u01b0\u1edbc v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu h\u1ea1n.&#8221; Nh\u00f3m c\u1ee7a \u00f4ng, bao g\u1ed3m c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Y Wisconsin v\u00e0 \u0110\u1ea1i h\u1ecdc Toronto, Canada, c\u0169ng \u0111\u00e3 bi\u1ebft th\u00eam v\u1ec1 qu\u00e1 tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n logic c\u01a1 b\u1ea3n c\u1ee7a h\u1ec7 th\u1ed1ng ph\u1ea3n \u1ee9ng \u0111\u1ed1i v\u1edbi t\u00ecnh tr\u1ea1ng c\u0103ng th\u1eb3ng v\u00e0 cung c\u1ea5p th\u00f4ng tin m\u1edbi c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c ph\u00e2n t\u1eed t\u01b0\u01a1ng t\u1ef1.<\/p>\n<p><em>Xem th\u00eam t<\/em><em>\u1ea1<\/em><em>i: http:\/\/ucrtoday.ucr.edu\/16076.<\/em><\/p>\n<p>Theo agbiotech.com.vn<\/p>\n<p>&nbsp;<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ed9t nh\u00f3m c\u00e1c nh\u00e0 khoa h\u1ecdc qu\u1ed1c t\u1ebf do nh\u00e0 sinh h\u1ecdc th\u1ef1c v\u1eadt Sean Cutler t\u1ea1i \u0110\u1ea1i h\u1ecdc California Riverside \u0111\u1ee9ng \u0111\u1ea7u \u0111\u00e3 t\u00ecm \u0111\u01b0\u1ee3c m\u1ed9t h\u1ee3p ch\u1ea5t m\u1edbi c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh \u0111\u1ec3 b\u1ea3o v\u1ec7 th\u1ef1c v\u1eadt. \u0110\u0103ng ng\u00e0y\u00a009-07-2013\u00a0trong chuy\u00ean m\u1ee5c\u00a0Tin th\u1ebf gi\u1edbi H\u1ee3p ch\u1ea5t m\u1edbi ph\u00e1t hi\u1ec7n n\u00e0y [&#8230;]\n","protected":false},"author":1,"featured_media":6424,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[87],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/2022"}],"collection":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/comments?post=2022"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/2022\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/6424"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=2022"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=2022"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=2022"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}