{"id":6855,"date":"2018-04-10T09:35:31","date_gmt":"2018-04-10T02:35:31","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=5141"},"modified":"2018-04-10T09:35:31","modified_gmt":"2018-04-10T02:35:31","slug":"cac-nha-khoa-hoc-phat-trien-giong-khoai-tay-chuyen-gen-tang-cuong-pham-chat-cu-va-chong-chiu-stress","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/cac-nha-khoa-hoc-phat-trien-giong-khoai-tay-chuyen-gen-tang-cuong-pham-chat-cu-va-chong-chiu-stress\/","title":{"rendered":"C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t tri\u1ec3n gi\u1ed1ng khoai t\u00e2y chuy\u1ec3n gen t\u0103ng c\u01b0\u1eddng ph\u1ea9m ch\u1ea5t c\u1ee7 v\u00e0 ch\u1ed1ng ch\u1ecbu stress"},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"font-size: 12pt; font-family: 'times new roman', times, serif;\">N\u0103ng su\u1ea5t, ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 gi\u00e1 tr\u1ecb th\u1ecb tr\u01b0\u1eddng c\u1ee7a khoai t\u00e2y, c\u00e2y tr\u1ed3ng quan tr\u1ecdng th\u1ee9 ba tr\u00ean th\u1ebf gi\u1edbi, \u0111ang b\u1ecb \u0111e d\u1ecda b\u1edfi \u0111\u1ed9 m\u1eb7n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu h\u1ea1n. V\u00ec v\u1eady, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb H\u1ed9i \u0111\u1ed3ng nghi\u00ean c\u1ee9u khoa h\u1ecdc v\u00e0 k\u1ef9 thu\u1eadt qu\u1ed1c gia \u1edf Argentina \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t gi\u1ed1ng khoai t\u00e2y chuy\u1ec3n gen s\u1eed d\u1ee5ng gen ABF4 trong khoai t\u00e2y \u0111\u1ec3 c\u1ea3i thi\u1ec7n n\u0103ng su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7 v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu stress c\u1ee7a khoai t\u00e2y.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 12pt; font-family: 'times new roman', times, serif;\">Protein ABF l\u00e0 c\u00e1c y\u1ebfu t\u1ed1 phi\u00ean m\u00e3 c\u00f3 li\u00ean quan \u0111\u1ebfn t\u00edn hi\u1ec7u axit abscisic khi xu\u1ea5t hi\u1ec7n stress v\u00e0 r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c k\u00edch th\u00edch qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh c\u1ee7. ABF4 c\u0169ng \u1ea3nh h\u01b0\u1edfng quan tr\u1ecdng \u0111\u1ebfn n\u0103ng su\u1ea5t c\u1ee7. Trong nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 t\u1ea1o ra khoai t\u00e2y chuy\u1ec3n gen ABF4 th\u00f4ng qua vi khu\u1ea9n Agrobacterium. H\u1ecd x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng ch\u1ea5t kh\u00f4 trong c\u1ee7, h\u00e0m l\u01b0\u1ee3ng tinh b\u1ed9t v\u00e0 \u0111\u01b0\u1eddng, kh\u1ea3 n\u0103ng n\u1ea3y m\u1ea7m, m\u1ea5t n\u01b0\u1edbc l\u00e1, h\u00e0m l\u01b0\u1ee3ng n\u01b0\u1edbc t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a c\u00e2y chuy\u1ec3n gen. Trong \u0111i\u1ec1u ki\u1ec7n \u0111\u1ed9 m\u1eb7n v\u00e0 h\u1ea1n h\u00e1n, h\u1ecd c\u0169ng x\u00e1c \u0111\u1ecbnh c\u00e1c \u0111\u1eb7c t\u00ednh n\u00f4ng h\u1ecdc, h\u00e0m l\u01b0\u1ee3ng proline, qu\u00e1 tr\u00ecnh oxy h\u00f3a protein, trao \u0111\u1ed5i kh\u00ed v\u00e0 h\u00e0m l\u01b0\u1ee3ng ch\u1ea5t di\u1ec7p l\u1ee5c c\u1ee7a c\u00e2y khoai t\u00e2y chuy\u1ec3n gen. K\u1ebft qu\u1ea3 cho th\u1ea5y kh\u1ea3 n\u0103ng ch\u1ecbu h\u1ea1n v\u00e0 m\u1eb7n t\u0103ng cao v\u00e0 t\u0103ng n\u0103ng su\u1ea5t c\u1ee7 trong c\u00e2y khoai t\u00e2y trong c\u1ea3 \u0111i\u1ec1u ki\u1ec7n b\u00ecnh th\u01b0\u1eddng v\u00e0 stress. C\u00e1c c\u1ee7 c\u0169ng \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 c\u00f3 kh\u1ea3 n\u0103ng d\u1ef1 tr\u1eef v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng x\u1eed l\u00fdn\u00e2ng cao.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-size: 12pt; font-family: 'times new roman', times, serif;\">Ngu\u1ed3n:\u00a0isaaa.org<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>N\u0103ng su\u1ea5t, ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 gi\u00e1 tr\u1ecb th\u1ecb tr\u01b0\u1eddng c\u1ee7a khoai t\u00e2y, c\u00e2y tr\u1ed3ng quan tr\u1ecdng th\u1ee9 ba tr\u00ean th\u1ebf gi\u1edbi, \u0111ang b\u1ecb \u0111e d\u1ecda b\u1edfi \u0111\u1ed9 m\u1eb7n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu h\u1ea1n. V\u00ec v\u1eady, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb H\u1ed9i \u0111\u1ed3ng nghi\u00ean c\u1ee9u khoa h\u1ecdc v\u00e0 k\u1ef9 thu\u1eadt qu\u1ed1c gia \u1edf Argentina \u0111\u00e3 ph\u00e1t [&#8230;]\n","protected":false},"author":1,"featured_media":6316,"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\/6855"}],"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=6855"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6855\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/6316"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=6855"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=6855"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=6855"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}