{"id":2020,"date":"2013-07-09T02:53:17","date_gmt":"2013-07-08T19:53:17","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=2020"},"modified":"2013-07-09T02:53:17","modified_gmt":"2013-07-08T19:53:17","slug":"bien-doi-gen-giong-dau-nanh-bang-cach-su-dung-tf-dreb1a-de-chong-chiu-kho-han","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/bien-doi-gen-giong-dau-nanh-bang-cach-su-dung-tf-dreb1a-de-chong-chiu-kho-han\/","title":{"rendered":"Bi\u1ebfn \u0111\u1ed5i gen gi\u1ed1ng \u0111\u1eadu n\u00e0nh b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng TF DREB1A \u0111\u1ec3 ch\u1ed1ng ch\u1ecbu kh\u00f4 h\u1ea1n"},"content":{"rendered":"<div class=\"TomTat clearfix\">\n<p>Ph\u00e1t tri\u1ec3n gi\u1ed1ng c\u00e2y tr\u1ed3ng ch\u1ed1ng ch\u1ecbu kh\u00f4 h\u1ea1n l\u00e0 m\u1ee5c ti\u00eau quan tr\u1ecdng gi\u00fap lo\u00e0i ng\u01b0\u1eddi chi\u1ebfn \u0111\u1ea5u v\u1edbi th\u00e1ch th\u1ee9c do bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu.<\/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>M\u1ed9t trong nh\u1eefng k\u1ef9 thu\u1eadt m\u00e0 chuy\u00ean gia th\u01b0\u1eddng s\u1eed d\u1ee5ng l\u00e0 c\u00f4ng ngh\u1ec7 di truy\u1ec1n v\u1edbi c\u00e1c protein c\u00f3 li\u00ean quan \u0111\u1ebfn y\u1ebfu t\u1ed1 phi\u00ean m\u00e3 [transcription factors: TFs] ki\u1ec3m so\u00e1t th\u1ec3 hi\u1ec7n gen ph\u1ea3n \u1ee9ng v\u1edbi stress phi sinh h\u1ecdc trong h\u1ec7 th\u1ed1ng t\u1ef1 b\u1ea3o v\u1ec7 c\u1ee7a th\u1ef1c v\u1eadt.<\/p>\n<p>M\u1ed9t nh\u00f3m c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u, d\u1eabn \u0111\u1ea7u b\u1edfi Amanda Alves de Paiva Rolla thu\u1ed9c \u0110H Londrina State, Brazil, \u0111\u00e3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a gi\u1ed1ng \u0111\u1eadu n\u00e0nh bi\u1ebfn \u0111\u1ed5i gen m\u00e3 h\u00f3a protein TF DREB1A trong \u0111i\u1ec1u ki\u1ec7n b\u1ecb kh\u00f4 h\u1ea1n tr\u00ean \u0111\u1ed3ng ru\u1ed9ng v\u00e0 trong nh\u00e0 l\u01b0\u1edbi. H\u1ecd x\u1eed l\u00fd nghi\u1ec7m th\u1ee9c kh\u00f4 h\u1ea1n trong nh\u00e0 l\u01b0\u1edbi b\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t n\u01b0\u1edbc trong ch\u1eadu v\u1edbi gi\u1ed1ng P58 v\u00e0 P1142.<\/p>\n<p>M\u1eb7t kh\u00e1c, h\u1ecd c\u0169ng \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a gi\u1ed1ng P58 v\u00e0 09D-007, m\u1ed9t t\u1ed5 h\u1ee3p lai gi\u1eefa BR16 v\u00e0 P58 d\u01b0\u1edbi nh\u1eefng nghi\u1ec7m th\u1ee9c x\u1eed l\u00fd n\u01b0\u1edbc kh\u00e1c nhau: c\u00f3 t\u01b0\u1edbi, kh\u00f4 h\u1ea1n t\u1ef1 nhi\u00ean, v\u00e0 kh\u00f4 h\u1ea1n nh\u00e2n t\u1ea1o. K\u1ebft qu\u1ea3 \u0111\u00e1nh gi\u00e1 tr\u00ean \u0111\u1ed3ng ru\u1ed9ng cho th\u1ea5y c\u00e2y n\u00e0o c\u00f3 protein k\u1ebft g\u1eafn t\u00edn hi\u1ec7u nh\u1eb1m \u0111\u00e1p \u1ee9ng v\u1edbi s\u1ef1 m\u1ea5t n\u01b0\u1edbc (dehydration-responsive element binding protein: DREB) \u0111\u1ec1u cho n\u0103ng su\u1ea5t th\u1ea5p h\u01a1n\u00a0 d\u00f2ng b\u1ed1 m\u1eb9 BR16.<\/p>\n<p>Tuy nhi\u00ean, c\u00e2y c\u00f3 DREB th\u1ec3 hi\u1ec7n s\u1ef1 gia t\u0103ng c\u00e1c th\u00e0nh ph\u1ea7n c\u1ea5u t\u1ea1o n\u0103ng su\u1ea5t nh\u01b0 s\u1ed1 h\u1ea1t, s\u1ed1 qu\u1ea3 c\u00f3 h\u1ea1t, t\u1ed5ng s\u1ed1 qu\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4 h\u1ea1n. K\u1ebft qu\u1ea3 trong nh\u00e0 l\u01b0\u1edbi cho th\u1ea5y: c\u00e2y n\u00e0o c\u00f3 DREB \u0111\u1ec1u cho m\u1ee9c \u0111\u1ed9 s\u1ed1ng s\u00f3t t\u1ed1i h\u01a1n do m\u1ee9c \u0111\u1ed9 ti\u00eau th\u1ee5 n\u01b0\u1edbc \u00edt h\u01a1n, b\u1ed1c tho\u00e1t h\u01a1i n\u01b0\u1edbc c\u0169ng th\u1ea5p h\u01a1n ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n \u0111\u1ee7 n\u01b0\u1edbc. H\u1ecd \u0111\u00e3 khuy\u1ebfn c\u00e1o r\u1eb1ng ph\u1ea3i \u0111\u1ecbnh t\u00ednh k\u1ef9 h\u01a1n bi\u1ec3u lo\u1ea1i \u0111\u1ea5t v\u00e0 \u0111i\u1ec1u ki\u1ec7n ti\u1ec3u kh\u00ed h\u1eadu trong th\u00ed nghi\u1ec7m \u0111\u1eadu n\u00e0nh \u0111\u1ec3 so s\u00e1nh v\u1edbi c\u00e2y kh\u00f4ng ph\u1ea3i GM.<\/p>\n<p><em>Xem\u00a0th\u00eam t<\/em><em>\u1ea1<\/em><em>i http:\/\/link.springer.com\/article\/10.1007\/s11248-013-9723-6.<\/em><\/p>\n<p>Theo agbiotech.com.vn<\/p>\n<p>&nbsp;<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Ph\u00e1t tri\u1ec3n gi\u1ed1ng c\u00e2y tr\u1ed3ng ch\u1ed1ng ch\u1ecbu kh\u00f4 h\u1ea1n l\u00e0 m\u1ee5c ti\u00eau quan tr\u1ecdng gi\u00fap lo\u00e0i ng\u01b0\u1eddi chi\u1ebfn \u0111\u1ea5u v\u1edbi th\u00e1ch th\u1ee9c do bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu. \u0110\u0103ng ng\u00e0y\u00a009-07-2013\u00a0trong chuy\u00ean m\u1ee5c\u00a0Tin th\u1ebf gi\u1edbi M\u1ed9t trong nh\u1eefng k\u1ef9 thu\u1eadt m\u00e0 chuy\u00ean gia th\u01b0\u1eddng s\u1eed d\u1ee5ng l\u00e0 c\u00f4ng ngh\u1ec7 di truy\u1ec1n v\u1edbi c\u00e1c protein c\u00f3 li\u00ean quan [&#8230;]\n","protected":false},"author":1,"featured_media":2034,"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\/2020"}],"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=2020"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/2020\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/2034"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=2020"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=2020"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=2020"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}