{"id":28532,"date":"2019-12-16T18:26:00","date_gmt":"2019-12-16T11:26:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28532"},"modified":"2021-10-03T18:27:52","modified_gmt":"2021-10-03T11:27:52","slug":"dot-pha-trong-phat-hien-dinh-duong-cua-thuc-vat","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/dot-pha-trong-phat-hien-dinh-duong-cua-thuc-vat\/","title":{"rendered":"\u0110\u1ed9t ph\u00e1 trong ph\u00e1t hi\u1ec7n dinh d\u01b0\u1ee1ng c\u1ee7a th\u1ef1c v\u1eadt"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><a href=\"http:\/\/ciast.ninhthuan.gov.vn\/wp-content\/uploads\/2019\/12\/12-2019-38.jpg\"><img decoding=\"async\" src=\"http:\/\/ciast.ninhthuan.gov.vn\/wp-content\/uploads\/2019\/12\/12-2019-38.jpg\" alt=\"\" title=\"12-2019-38\"\/><\/a><\/figure>\n\n\n\n<p><strong>Nh\u1eefng ph\u00e1t hi\u1ec7n c\u1ee7a nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u1ee9ng \u0111\u1ea7u l\u00e0 tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc La Trobe c\u00f3 th\u1ec3 g\u00e2y l\u00e3ng ph\u00ed \u00edt ph\u00e2n b\u00f3n, ti\u1ebft ki\u1ec7m h\u00e0ng tri\u1ec7u \u0111\u00f4 la cho n\u00f4ng d\u00e2n \u00dac. C\u1ee5 th\u1ec3, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 ph\u00e1t hi\u1ec7n ra m\u1ed9t lo\u1ea1i protein c\u00f3 th\u1ec3 c\u1ea3m nh\u1eadn n\u1ed3ng \u0111\u1ed9 ph\u1ed1t pho quan tr\u1ecdng trong th\u1ef1c v\u1eadt v\u00e0 sau \u0111\u00f3 \u0111i\u1ec1u ch\u1ec9nh th\u1eddi gian t\u0103ng tr\u01b0\u1edfng v\u00e0 ra hoa cho ph\u00f9 h\u1ee3p.<\/strong><\/p>\n\n\n\n<p>K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Plant Physiology, cung c\u1ea5p hi\u1ec3u bi\u1ebft s\u00e2u h\u01a1n v\u1ec1 c\u00e1c c\u01a1 ch\u1ebf, qua \u0111\u00f3, th\u1ef1c v\u1eadt x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 th\u1eddi \u0111i\u1ec3m h\u1ea5p th\u1ee5 ph\u1ed1t pho, d\u01b0\u1ee1ng ch\u1ea5t thi\u1ebft y\u1ebfu \u0111\u00e1p \u1ee9ng nhu c\u1ea7u t\u0103ng tr\u01b0\u1edfng t\u1ed1i \u01b0u. TS. Ricarda Jost, tr\u01b0\u1edfng nh\u00f3m nghi\u00ean c\u1ee9u cho r\u1eb1ng l\u1ee3i \u00edch m\u00f4i tr\u01b0\u1eddng v\u00e0 kinh t\u1ebf m\u00e0 k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u mang l\u1ea1i l\u00e0 r\u1ea5t l\u1edbn.<\/p>\n\n\n\n<p>\u201c<em>T\u1ea1i c\u00e1c qu\u1ed1c gia nh\u01b0 \u00dac, n\u01a1i \u0111\u1ea5t ngh\u00e8o ph\u1ed1t pho, n\u00f4ng d\u00e2n \u0111ang s\u1eed d\u1ee5ng kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn ph\u00e2n l\u00e2n \u0111\u1eaft ti\u1ec1n, kh\u00f4ng th\u1ec3 t\u00e1i t\u1ea1o nh\u01b0 super ph\u1ed1t ph\u00e1t ho\u1eb7c diomoni ph\u1ed1t ph\u00e1t (DAP), ph\u1ea7n l\u1edbn kh\u00f4ng \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 hi\u1ec7u qu\u1ea3 b\u1edfi c\u00e2y tr\u1ed3ng v\u00e0o th\u1eddi \u0111i\u1ec3m t\u0103ng tr\u01b0\u1edfng th\u00edch h\u1ee3p<\/em>\u201c, TS. Jost n\u00f3i. \u201c<em>Ph\u00e1t hi\u1ec7n c\u1ee7a ch\u00fang t\u00f4i \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng protein c\u00f3 t\u00ean SPX4 c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c nhu c\u1ea7u dinh d\u01b0\u1ee1ng v\u00e0 t\u00e1c \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh l\u00e0m cho gen t\u1eaft ho\u1eb7c b\u1eadt \u0111\u1ec3 thu nh\u1eadn ph\u1ed1t pho ho\u1eb7c l\u00e0m thay \u0111\u1ed5i th\u1eddi gian c\u00e2y tr\u1ed3ng sinh tr\u01b0\u1edfng v\u00e0 ra hoa<\/em>\u201d.<\/p>\n\n\n\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 s\u1eed d\u1ee5ng ch\u1ed3i c\u00e2y Arabidopsis thaliana \u0111\u1ec3 ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m di truy\u1ec1n b\u1eb1ng c\u00e1ch b\u1ed5 sung ph\u00e2n l\u00e2n v\u00e0 quan s\u00e1t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a protein. L\u1ea7n \u0111\u1ea7u ti\u00ean, protein SPX4 \u0111\u01b0\u1ee3c quan s\u00e1t th\u1ea5y c\u00f3 c\u1ea3 t\u00e1c \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh ti\u00eau c\u1ef1c v\u00e0 t\u00edch c\u1ef1c \u0111\u1ebfn vi\u1ec7c h\u1ea5p th\u1ee5 ph\u1ed1t pho v\u00e0 d\u1eabn \u0111\u1ebfn s\u1ef1 sinh tr\u01b0\u1edfng c\u1ee7a th\u1ef1c v\u1eadt.<\/p>\n\n\n\n<p>\u201c<em>Protein c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c th\u1eddi \u0111i\u1ec3m c\u00e2y \u0111\u00e3 h\u1ea5p th\u1ee5 \u0111\u1ee7 ph\u1ed1t pho v\u00e0 r\u1ec5 ph\u00e1t t\u00edn hi\u1ec7u \u0111\u1ec3 c\u00e2y ng\u1eebng h\u1ea5p th\u1ee5<\/em>\u201c, TS. Jost n\u00f3i. \u201c<em>N\u1ebfu b\u01a1m nhi\u00ean li\u1ec7u t\u1eaft qu\u00e1 s\u1edbm, c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf s\u1ef1 sinh tr\u01b0\u1edfng c\u1ee7a c\u00e2y. M\u1eb7t kh\u00e1c, SPX4 xem ra k\u00edch ho\u1ea1t c\u00e1c qu\u00e1 tr\u00ecnh sinh tr\u01b0\u1edfng c\u00f3 l\u1ee3i c\u1ee7a c\u00e2y tr\u1ed3ng nh\u01b0 b\u1eaft \u0111\u1ea7u ra hoa v\u00e0 t\u1ea1o h\u1ea1t<\/em>\u201c.<\/p>\n\n\n\n<p>Hi\u1ec3u h\u01a1n v\u1ec1 c\u00e1ch SPX4 ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn kh\u1ea3 n\u0103ng x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c c\u00e1c gen m\u00e0 n\u00f3 \u0111i\u1ec1u ch\u1ec9nh v\u00e0 c\u01a1 h\u1ed9i ki\u1ec3m so\u00e1t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a protein b\u1eb1ng can thi\u1ec7p di truy\u1ec1n \u2013 b\u1eadt ph\u1ea3n \u1ee9ng t\u00edch c\u1ef1c v\u00e0 t\u1eaft ph\u1ea3n \u1ee9ng ti\u00eau c\u1ef1c. C\u00e1c nh\u00e0 khoa h\u1ecdc s\u1ebd nghi\u00ean c\u1ee9u chi<\/p>\n\n\n\n<p>ti\u1ebft h\u01a1n v\u1ec1 c\u00e1ch SPX4 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh gen xoay quanh s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e2y v\u00e0 ki\u1ec3m so\u00e1t th\u1eddi gian ra hoa.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nh\u1eefng ph\u00e1t hi\u1ec7n c\u1ee7a nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u1ee9ng \u0111\u1ea7u l\u00e0 tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc La Trobe c\u00f3 th\u1ec3 g\u00e2y l\u00e3ng ph\u00ed \u00edt ph\u00e2n b\u00f3n, ti\u1ebft ki\u1ec7m h\u00e0ng tri\u1ec7u \u0111\u00f4 la cho n\u00f4ng d\u00e2n \u00dac. C\u1ee5 th\u1ec3, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 ph\u00e1t hi\u1ec7n ra m\u1ed9t lo\u1ea1i protein c\u00f3 th\u1ec3 c\u1ea3m nh\u1eadn n\u1ed3ng \u0111\u1ed9 ph\u1ed1t pho quan [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28532","post","type-post","status-publish","format-standard","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28532","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\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=28532"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28532\/revisions"}],"predecessor-version":[{"id":28533,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28532\/revisions\/28533"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}