{"id":6845,"date":"2018-05-21T00:02:39","date_gmt":"2018-05-20T17:02:39","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=4961"},"modified":"2018-05-21T00:02:39","modified_gmt":"2018-05-20T17:02:39","slug":"gen-mads-cua-cay-dau-tuong-gmagl1-thuc-day-ra-hoa-qua-con-duong-photoperiod","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/gen-mads-cua-cay-dau-tuong-gmagl1-thuc-day-ra-hoa-qua-con-duong-photoperiod\/","title":{"rendered":"Gen MADS c\u1ee7a c\u00e2y \u0111\u1eadu t\u01b0\u01a1ng GmAGL1 th\u00fac \u0111\u1ea9y ra hoa qua con \u0111\u01b0\u1eddng Photoperiod"},"content":{"rendered":"

C\u00e1c y\u1ebfu t\u1ed1 phi\u00ean m\u00e3 MADS-box l\u00e0 m\u1ed9t h\u1ecd gen c\u1ed5 \u0111\u1ea1i \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec1u qu\u00e1 tr\u00ecnh sinh l\u00fd v\u00e0 sinh h\u00f3a trong th\u1ef1c v\u1eadt v\u00e0 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c c\u01a1 quan hoa. Tuy nhi\u00ean, ch\u1ee9c n\u0103ng c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c y\u1ebfu t\u1ed1 phi\u00ean m\u00e3 trong \u0111\u1eadu t\u01b0\u01a1ng v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c bi\u1ebft.<\/span><\/p>\n

Trong c\u00f4ng tr\u00ecnh n\u00e0y, m\u1ed9t gen MADS-box, GmAGL1 , \u0111\u01b0\u1ee3c bi\u1ec3u hi\u1ec7n qu\u00e1 m\u1ee9c trong \u0111\u1eadu t\u01b0\u01a1ng. Ph\u00e2n t\u00edch ki\u1ec3u h\u00ecnh cho th\u1ea5y s\u1ef1 bi\u1ec3u hi\u1ec7n GmAGL1 kh\u00f4ng ch\u1ec9 d\u1eabn \u0111\u1ebfn s\u1ef1 tr\u01b0\u1edfng th\u00e0nh s\u1edbm m\u00e0 c\u00f2n th\u00fac \u0111\u1ea9y ra hoa v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1nh hoa b\u1ecb \u1ea3nh h\u01b0\u1edfng. H\u01a1n n\u1eefa, GmAGL1 hi\u1ec7u qu\u1ea3 h\u01a1n nhi\u1ec1u trong vi\u1ec7c th\u00fac \u0111\u1ea9y ra hoa trong \u0111i\u1ec1u ki\u1ec7n d\u00e0i ng\u00e0y h\u01a1n trong \u0111i\u1ec1u ki\u1ec7n ng\u1eafn ng\u00e0y. Ph\u00e2n t\u00edch tr\u00ecnh t\u1ef1 transcriptome cho th\u1ea5y tr\u01b0\u1edbc khi ra hoa, con \u0111\u01b0\u1eddng quang photoperiod CRY2 v\u00e0 m\u1ed9t s\u1ed1 gen nh\u1ecbp sinh h\u1ecdc, ch\u1eb3ng h\u1ea1n nh\u01b0 SPA1 , b\u1ecb gi\u1ea3m \u0111\u00e1ng k\u1ec3, trong khi m\u1ed9t s\u1ed1 gen sinh h\u1ecdc c\u00f3 hoa kh\u00e1c nh\u01b0 GI v\u00e0 LHY, V\u00e0 gen h\u1ea1 l\u01b0u li\u00ean quan \u0111\u1ebfn ph\u00e1t tri\u1ec3n hoa, ch\u1eb3ng h\u1ea1n nh\u01b0 FT , LEAFY , SEP1 , SEP3 , FUL , v\u00e0 AP1 , \u0111\u00e3 up-regulated so v\u1edbi l\u00f4 \u0111\u1ed1i ch\u1ee9ng. C\u00e1c gen kh\u00e1c li\u00ean quan \u0111\u1ebfn con \u0111\u01b0\u1eddng ra hoa kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3.<\/span><\/p>\n

Nh\u1eefng ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o \u1edf \u0111\u00e2y cho th\u1ea5y r\u1eb1ng GmAGL1 c\u00f3 th\u1ec3 th\u00fac \u0111\u1ea9y ra hoa ch\u1ee7 y\u1ebfu th\u00f4ng qua con \u0111\u01b0\u1eddng photoperiod. \u0110i\u1ec1u th\u00fa v\u1ecb l\u00e0, trong khi bi\u1ec3u hi\u1ec7n qu\u00e1 m\u1ee9c c\u1ee7a GmAGL1 th\u00fac \u0111\u1ea9y s\u1ef1 tr\u01b0\u1edfng th\u00e0nh c\u1ee7a c\u00e2y, kh\u00f4ng c\u00f3 s\u1ef1 gi\u1ea3m s\u1ea3n l\u01b0\u1ee3ng h\u1ea1t gi\u1ed1ng ho\u1eb7c h\u00e0m l\u01b0\u1ee3ng d\u1ea7u v\u00e0 protein \u0111\u01b0\u1ee3c quan s\u00e1t th\u1ea5y.<\/span><\/p>\n

Hoa v\u00e0 ki\u1ec3u h\u00ecnh tr\u01b0\u1edfng th\u00e0nh c\u1ee7a c\u00e2y GmAGL1- bi\u1ec3u hi\u1ec7n qu\u00e1 m\u1ee9c v\u00e0 WT. m\u1ed9t b\u00f4ng hoa c\u1ee7a GmAGL1 – hi\u1ec7n \u0111\u1ea1i h\u00f3a th\u1ef1c v\u1eadt trong l\u0129nh v\u1ef1c n\u00e0y v\u00e0 trong nh\u00e0. b T\u00ecnh tr\u1ea1ng t\u0103ng tr\u01b0\u1edfng t\u1eeb n\u1ee5 n\u1edf v\u00e0 s\u1ef1 h\u00ecnh th\u00e0nh c\u1ee7a qu\u1ea3 non c\u1ee7a AGL1 -OX chuy\u1ec3n gen v\u00e0 c\u00e2y WT. c quan s\u00e1t gi\u1ea3i ph\u1eabu c\u1ee7a nh\u1eefng b\u00f4ng hoa c\u1ee7a AGL1 -OX bi\u1ebfn \u0111\u1ed5i gen (C1) v\u00e0 nh\u00e0 m\u00e1y WT (C2). Ve: vexillum, Wi: c\u00e1nh, Ke: keel, St: nh\u1ecb hoa, Pi: nh\u1ee5y hoa. d S\u1ef1 kh\u00e1c nhau gi\u1eefa c\u00e1c c\u00e2y chuy\u1ec3n gen AGL1 -OX v\u00e0 WT trong th\u1ef1c \u0111\u1ecba<\/span><\/p>\n

Ngu\u1ed3n: ncbi.nlm.nih.gov<\/span><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c y\u1ebfu t\u1ed1 phi\u00ean m\u00e3 MADS-box l\u00e0 m\u1ed9t h\u1ecd gen c\u1ed5 \u0111\u1ea1i \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec1u qu\u00e1 tr\u00ecnh sinh l\u00fd v\u00e0 sinh h\u00f3a trong th\u1ef1c v\u1eadt v\u00e0 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c c\u01a1 quan hoa. Tuy nhi\u00ean, ch\u1ee9c n\u0103ng c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c y\u1ebfu t\u1ed1 phi\u00ean m\u00e3 trong \u0111\u1eadu t\u01b0\u01a1ng v\u1eabn ch\u01b0a […]\n","protected":false},"author":1,"featured_media":6531,"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\/6845"}],"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=6845"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6845\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/6531"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=6845"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=6845"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=6845"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}