{"id":6733,"date":"2015-10-15T07:45:57","date_gmt":"2015-10-15T00:45:57","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=1126"},"modified":"2015-10-15T07:45:57","modified_gmt":"2015-10-15T00:45:57","slug":"san-xuat-qua-ca-chua-ngot-hon-thong-qua-su-the-hien-gen-tf","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/san-xuat-qua-ca-chua-ngot-hon-thong-qua-su-the-hien-gen-tf\/","title":{"rendered":"S\u1ea3n xu\u1ea5t qu\u1ea3 c\u00e0 chua ng\u1ecdt h\u01a1n th\u00f4ng qua s\u1ef1 th\u1ec3 hi\u1ec7n GEN TF"},"content":{"rendered":"<div class=\"TomTat clearfix\">\n<p><span id=\"ArticalDetail1_lblTeaser\" class=\"OverollContentDesc\">Vi\u1ec7c gia t\u0103ng \u0111\u1ed9 ng\u1ecdt v\u00e0 h\u00e0m l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong qu\u1ea3 c\u00e0 chua l\u00e0 mong mu\u1ed1n c\u1ee7a ch\u00fang ta \u0111\u1ed1i v\u1edbi m\u1ed9t v\u00e0i ch\u1ee7ng lo\u1ea1i rau qu\u1ea3.\u00a0<\/span>Tuy nhi\u00ean, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p c\u00f4ng ngh\u1ec7 sinh h\u1ecdc \u0111\u1ec3 gia t\u0103ng h\u00e0m l\u01b0\u1ee3ng \u0111\u01b0\u1eddng v\u1eabn c\u00f2n r\u1ea5t h\u1ea1n h\u1eb9p. Nh\u00f3m nghi\u00ean c\u1ee9u c\u1ee7a G. H. M. Sagor thu\u1ed9c \u0110\u1ea1i H\u1ecdc Tohoku, Nh\u1eadt B\u1ea3n \u0111\u00e3 ti\u1ebfn h\u00e0nh gi\u1edbi thi\u1ec7u m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn ho\u00e0n to\u00e0n m\u1edbi \u0111\u1ec3 s\u1ea3n xu\u1ea5t ra c\u00e0 chua c\u00f3 qu\u1ea3 ng\u1ecdt h\u01a1n m\u00e0 kh\u00f4ng g\u00e2y b\u1ea5t c\u1ee9 ph\u1ea3n \u1ee9ng ph\u1ee5 n\u00e0o \u0111\u1ebfn t\u0103ng tr\u01b0\u1edfng c\u1ee7a c\u00e2y.<\/p>\n<p>Vi\u1ec7c \u1ee9c ch\u1ebf k\u00edch ho\u1ea1t \u0111\u01b0\u1eddng sucrose c\u1ee7a s\u1ef1 ki\u1ec7n d\u1ecbch m\u00e3 (SIRT: Sucrose-induced repression of translation) m\u00e0 n\u1ed9i dung n\u00e0y \u0111\u01b0\u1ee3c di\u1ec5n ra t\u1ea1i nh\u1eefng \u0111o\u1ea1n ph\u00e2n t\u1eed uORFs (upstream open reading frames), \u0111\u00e3 \u0111\u01b0\u1ee3c nh\u00f3m t\u00e1c gi\u1ea3 \u1ea5y c\u00f4ng b\u1ed1 tr\u00ean c\u00e2y Arabidopsis, gen AtbZIP11. C\u00f3 hai gen AtbZIP11 l\u00e0: SlbZIP1 v\u00e0 SlbZIP2, ch\u1ee9a nh\u1eefng \u0111o\u1ea1n ph\u00e2n t\u1eed uORFs, ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh trong c\u00e2y c\u00e0 chua (Solanum lycopersicum).<\/p>\n<p>Nh\u1eefng c\u00e2y c\u00e0 chua n\u00e0y \u0111\u01b0\u1ee3c chuy\u1ec3n n\u1ea1p v\u1edbi gen SlbZIP1 v\u00e0 SlbZIP2, m\u00e0 kh\u00f4ng c\u00f3 nh\u1eefng \u0111o\u1ea1n ph\u00e2n t\u1eed SIRT-responsive uORFs. T\u0103ng tr\u01b0\u1edfng c\u1ee7a c\u00e0 chua v\u00e0 h\u00ecnh th\u00e1i h\u1ecdc c\u00e2y c\u00e0 chua bi\u1ebfn \u0111\u1ed5i gen nh\u01b0 v\u1eady \u0111\u01b0\u1ee3c so s\u00e1nh v\u1edbi c\u00e2y c\u00e0 chua nguy\u00ean th\u1ee7y (wild-type).<\/p>\n<p>Qu\u1ea3 c\u00e0 chua transgenic c\u00f3 h\u00e0m l\u01b0\u1ee3ng \u0111\u01b0\u1eddng cao h\u01a1n qu\u1ea3 c\u00e0 chua c\u1ee7a c\u00e2y nguy\u00ean g\u1ed1c. H\u00e0m l\u01b0\u1ee3ng c\u1ee7a nhi\u1ec1u amino acids c\u0169ng th\u1ec3 hi\u1ec7n cao h\u01a1n trong qu\u1ea3 c\u00e0 chua transgenic.<\/p>\n<\/div>\n<div class=\"NoiDungBai\">\n<div><\/div>\n<div>Xem Plant Biotechnology Journal.<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Vi\u1ec7c gia t\u0103ng \u0111\u1ed9 ng\u1ecdt v\u00e0 h\u00e0m l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong qu\u1ea3 c\u00e0 chua l\u00e0 mong mu\u1ed1n c\u1ee7a ch\u00fang ta \u0111\u1ed1i v\u1edbi m\u1ed9t v\u00e0i ch\u1ee7ng lo\u1ea1i rau qu\u1ea3.\u00a0Tuy nhi\u00ean, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p c\u00f4ng ngh\u1ec7 sinh h\u1ecdc \u0111\u1ec3 gia t\u0103ng h\u00e0m l\u01b0\u1ee3ng \u0111\u01b0\u1eddng v\u1eabn c\u00f2n r\u1ea5t h\u1ea1n h\u1eb9p. Nh\u00f3m nghi\u00ean c\u1ee9u c\u1ee7a G. H. M. Sagor thu\u1ed9c [&#8230;]\n","protected":false},"author":1,"featured_media":6302,"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\/6733"}],"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=6733"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6733\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/6302"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=6733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=6733"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=6733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}