{"id":25864,"date":"2020-07-28T21:28:06","date_gmt":"2020-07-28T14:28:06","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=25864"},"modified":"2021-11-09T20:42:12","modified_gmt":"2021-11-09T13:42:12","slug":"tim-duoc-gene-lai-tao-nhanh-giong-lua-chiu-man","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/tim-duoc-gene-lai-tao-nhanh-giong-lua-chiu-man\/","title":{"rendered":"T\u00ecm \u0111\u01b0\u1ee3c gene lai t\u1ea1o nhanh gi\u1ed1ng l\u00faa ch\u1ecbu m\u1eb7n"},"content":{"rendered":"\n<p>C\u00e1c nh\u00e0 khoa h\u1ecdc Vi\u1ec7t \u0111\u00e3 t\u1ea1o s\u1ef1 li\u00ean k\u1ebft gene v\u00e0 di truy\u1ec1n theo d\u00f2ng m\u1eb9 \u0111\u1ec3 t\u1ea1o gi\u1ed1ng l\u00faa ch\u1ecbu m\u1eb7n nh\u01b0ng ch\u1ea5t l\u01b0\u1ee3ng g\u1ea1o v\u1eabn ngon.<\/p>\n\n\n\n<p>Nghi\u00ean c\u1ee9u do PGS Tr\u1ea7n \u0110\u0103ng Xu\u00e2n,Tr\u01b0\u1edfng ph\u00f2ng th\u00ed nghi\u1ec7m Sinh l\u00fd th\u1ef1c v\u1eadt v\u00e0 H\u00f3a sinh (\u0110\u1ea1i h\u1ecdc Hiroshima, Nh\u1eadt B\u1ea3n) v\u00e0 c\u1ed9ng s\u1ef1 c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed qu\u1ed1c t\u1ebf Agronomy (Q1, ch\u1ec9 s\u1ed1 t\u01b0\u01a1ng t\u00e1c IF: 2.603) h\u00f4m17\/7.<\/p>\n\n\n\n<p>Th\u00f4ng th\u01b0\u1eddng \u0111\u1ec3 t\u1ea1o m\u1ed9t gi\u1ed1ng l\u00faa ch\u1ecbu m\u1eb7n nh\u01b0ng v\u1eabn n\u0103ng su\u1ea5t s\u1ebd ph\u1ea3i ch\u1ecdn l\u1ecdc m\u1ed9t v\u00e0i c\u00e1 th\u1ec3 t\u1eeb v\u00f4 v\u00e0n c\u00e1c con, k\u1ebft qu\u1ea3 t\u1eeb s\u1ef1 t\u01b0\u01a1ng t\u00e1c gene l\u1edbn c\u1ee7a c\u00e1c c\u1eb7p lai. V\u00ed d\u1ee5 gi\u1ed1ng A c\u00f3 m\u1ed9t \u0111\u1eb7c t\u00ednh do 5 gene quy \u0111\u1ecbnh lai v\u1edbi gi\u1ed1ng B c\u00f3 m\u1ed9t \u0111\u1eb7c t\u00ednh kh\u00e1c do 10 gene quy \u0111\u1ecbnh, theo l\u00fd thuy\u1ebft di truy\u1ec1n c\u1ee7a Mendel s\u1ebd t\u1ea1o n\u00ean h\u01a1n 1 t\u1ef7 c\u1eb7p ph\u00e2n ly.<\/p>\n\n\n\n<p>C\u00e1ch n\u00e0y khi\u1ebfn cho qu\u00e1 tr\u00ecnh ch\u1ecdn t\u1ea1o gi\u1ed1ng l\u00faa m\u1edbi m\u1ea5t r\u1ea5t nhi\u1ec1u th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c, nhi\u1ec1u khi l\u00ean t\u1edbi c\u1ea3 ch\u1ee5c n\u0103m, v\u1edbi t\u1ef7 l\u1ec7 th\u00e0nh c\u00f4ng th\u1ea5p. Nghi\u00ean c\u1ee9u m\u1edbi \u0111\u00e3 kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c nh\u1eefng kh\u00f3 kh\u0103n n\u00e0y b\u1eb1ng c\u00e1ch \u0111i ng\u01b0\u1ee3c v\u1edbi c\u00e1ch th\u00f4ng th\u01b0\u1eddng, thay v\u00ec ch\u1ecdn theo d\u00f2ng b\u1ed1, &#8220;b\u1eaft&#8221; di truy\u1ec1n theo d\u00f2ng m\u1eb9 v\u00e0 \u0111\u1eb7c bi\u1ec7t kh\u00f4ng t\u1ea1o n\u00ean s\u1ef1 ph\u00e2n ly trong con lai.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/i1-vnexpress.vnecdn.net\/2020\/07\/28\/tao-giong-lua-chiu-man-1386-1595927333.jpg?w=680&amp;h=0&amp;q=100&amp;dpr=1&amp;fit=crop&amp;s=3B5MG-4sgy2jLb1uuG7ojA\" alt=\"K\u1ef9 thu\u1eadt PCR cho th\u1ea5y c\u00e1c ch\u1ec9 th\u1ecb ph\u00e2n t\u1eed li\u00ean quan \u0111\u1ebfn m\u1ed9t s\u1ed1 \u0111\u1eb7c t\u00ednh n\u00f4ng h\u1ecdc ho\u00e0n to\u00e0n \u0111\u01b0\u1ee3c di truy\u1ec1n theo d\u00f2ng m\u1eb9, kh\u00f4ng t\u1ea1o n\u00ean s\u1ef1 ph\u00e2n ly \u1edf th\u1ebf h\u1ec7 M3.\"\/><figcaption><em>K\u1ef9 thu\u1eadt PCR cho th\u1ea5y c\u00e1c ch\u1ec9 th\u1ecb ph\u00e2n t\u1eed li\u00ean quan \u0111\u1ebfn m\u1ed9t s\u1ed1 \u0111\u1eb7c t\u00ednh n\u00f4ng h\u1ecdc ho\u00e0n to\u00e0n \u0111\u01b0\u1ee3c di truy\u1ec1n theo d\u00f2ng m\u1eb9, kh\u00f4ng t\u1ea1o n\u00ean s\u1ef1 ph\u00e2n ly \u1edf th\u1ebf h\u1ec7 M3.<\/em><\/figcaption><\/figure><\/div>\n\n\n\n<p>\u0110\u1ec3 th\u1ef1c hi\u1ec7n, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ecdn 12 ch\u1ec9 th\u1ecb ph\u00e2n t\u1eed \u0111a h\u00ecnh li\u00ean quan \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1eb7n tr\u00ean \u0111o\u1ea1n nhi\u1ec5m s\u1eafc th\u1ec3 c\u1ee7a c\u00e2y l\u00faa. C\u00e1c ch\u1ec9 th\u1ecb ph\u00e2n t\u1eed kh\u00e1c v\u1ec1 n\u0103ng su\u1ea5t, ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ch\u1ed1ng ch\u1ecbu b\u1ec7nh c\u0169ng \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn.<\/p>\n\n\n\n<p>S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p <a href=\"https:\/\/vnexpress.net\/phuong-phap-dot-bien-ho-hap-co-the-tao-giong-lua-dat-30-tan-ha-3863624.html\">\u0111\u1ed9t bi\u1ebfn h\u00f4 h\u1ea5p<\/a> v\u1edbi gi\u1ed1ng ch\u1ecbu m\u1eb7n \u0111\u01b0\u1ee3c ch\u1ecdn l\u00e0m gi\u1ed1ng m\u1eb9. K\u1ebft qu\u1ea3 cho th\u1ea5y \u1edf th\u1ebf h\u1ec7 con lai M2 v\u00e0 M3 ho\u00e0n to\u00e0n kh\u00f4ng ph\u00e2n ly v\u00e0 di truy\u1ec1n theo d\u00f2ng m\u1eb9. V\u00ec v\u1eady vi\u1ec7c lai t\u1ea1o th\u00e0nh c\u00f4ng gi\u1ed1ng l\u00faa ch\u1ecbu m\u1eb7n ch\u1ec9 c\u1ea7n \u0111\u1ebfn 3 \u0111\u1eddi (M1, M2 v\u00e0 M3, nhanh h\u01a1n nhi\u1ec1u so v\u1edbi ph\u01b0\u01a1ng ph\u00e1p lai t\u1ea1o th\u00f4ng th\u01b0\u1eddng).<\/p>\n\n\n\n<p>L\u00fd gi\u1ea3i v\u1ec1 vi\u1ec7c kh\u00f4ng ph\u00e2n ly, PGS Tr\u1ea7n \u0110\u0103ng Xu\u00e2n cho bi\u1ebft, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ch\u1ec9 c\u00f3 th\u1ec3 th\u00e0nh c\u00f4ng khi d\u00f2ng b\u1ed1 ho\u1eb7c d\u00f2ng m\u1eb9 ph\u1ea3i c\u00f3 gene b\u00e1n l\u00f9n (semi-dwarf), n\u1ebfu kh\u00f4ng ch\u00fang s\u1ebd ph\u00e2n ly h\u1ed7n lo\u1ea1n nh\u01b0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p lai t\u1ea1o th\u00f4ng th\u01b0\u1eddng kh\u00e1c.<\/p>\n\n\n\n<p>Hi\u1ec7n nh\u00f3m nghi\u00ean c\u1ee9u \u0111ang ti\u1ebfp t\u1ee5c nghi\u00ean c\u1ee9u c\u01a1 ch\u1ebf g\u00ec \u0111\u00e3 t\u1ea1o n\u00ean s\u1ef1 di truy\u1ec1n theo d\u00f2ng m\u1eb9 c\u1ee7a c\u00e1c \u0111\u1eb7c t\u00ednh v\u1ed1n d\u0129 n\u1eb1m trong nh\u00e2n t\u1ebf b\u00e0o. \u00d4ng cho r\u1eb1ng c\u01a1 ch\u1ebf li\u00ean k\u1ebft gene trong \u0111\u00f3 gene b\u00e1n l\u00f9n l\u00e0 trung t\u00e2m, c\u00f3 th\u1ec3 \u0111\u00e3 gi\u00fap &#8220;t\u1eaft&#8221; s\u1ef1 ph\u00e2n ly c\u1ee7a c\u00e1c \u0111\u1eb7c t\u00ednh do \u0111a gene quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"has-text-align-right\"><strong>Nguy\u1ec5n Qu\u00e2n<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-right\"> Ngu\u1ed3n: vnexpress.net<\/p>\n\n\n\n<p><a href=\"https:\/\/vnexpress.net\/tim-duoc-gene-lai-tao-nhanh-giong-lua-chiu-man-4137514.html\">Gene b\u00e1n l\u00f9n lai t\u1ea1o nhanh gi\u1ed1ng l\u00faa ch\u1ecbu m\u1eb7n (vnexpress.net)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1c nh\u00e0 khoa h\u1ecdc Vi\u1ec7t \u0111\u00e3 t\u1ea1o s\u1ef1 li\u00ean k\u1ebft gene v\u00e0 di truy\u1ec1n theo d\u00f2ng m\u1eb9 \u0111\u1ec3 t\u1ea1o gi\u1ed1ng l\u00faa ch\u1ecbu m\u1eb7n nh\u01b0ng ch\u1ea5t l\u01b0\u1ee3ng g\u1ea1o v\u1eabn ngon. Nghi\u00ean c\u1ee9u do PGS Tr\u1ea7n \u0110\u0103ng Xu\u00e2n,Tr\u01b0\u1edfng ph\u00f2ng th\u00ed nghi\u1ec7m Sinh l\u00fd th\u1ef1c v\u1eadt v\u00e0 H\u00f3a sinh (\u0110\u1ea1i h\u1ecdc Hiroshima, Nh\u1eadt B\u1ea3n) v\u00e0 c\u1ed9ng s\u1ef1 c\u00f4ng [&hellip;]<\/p>\n","protected":false},"author":20,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56,47,1],"tags":[],"class_list":["post-25864","post","type-post","status-publish","format-standard","hentry","category-cong-nghe","category-tin-tuc","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25864","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\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=25864"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25864\/revisions"}],"predecessor-version":[{"id":29876,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25864\/revisions\/29876"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=25864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=25864"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=25864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}