{"id":6766,"date":"2016-04-04T07:06:31","date_gmt":"2016-04-04T00:06:31","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=959"},"modified":"2016-04-04T07:06:31","modified_gmt":"2016-04-04T00:06:31","slug":"gen-lien-ket-voi-chi-thi-phan-tu-dieu-khien-tinh-chong-chiu-voi-stress-sinh-hoc-va-phi-sinh-hoc-trong-cay-lua","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/gen-lien-ket-voi-chi-thi-phan-tu-dieu-khien-tinh-chong-chiu-voi-stress-sinh-hoc-va-phi-sinh-hoc-trong-cay-lua\/","title":{"rendered":"GEN li\u00ean k\u1ebft v\u1edbi ch\u1ec9 th\u1ecb ph\u00e2n t\u1eed \u0111i\u1ec1u khi\u1ec3n t\u00ednh ch\u1ed1ng ch\u1ecbu v\u1edbi STRESS sinh h\u1ecdc v\u00e0 phi sinh h\u1ecdc trong c\u00e2y l\u00faa."},"content":{"rendered":"

h\u1ea5t tho\u00e1t n\u0103ng su\u1ea5t l\u00faa do stress sinh h\u1ecdc nh\u01b0 b\u1ec7nh b\u1ea1c l\u00e1 (BB), s\u00e2u n\u0103n v\u00e0 b\u1ec7nh \u0111\u1ea1o \u00f4n c\u0169ng nh\u01b0 c\u00e1c stress phi sinh h\u1ecdc nh\u01b0 ng\u1eadp \u00fang v\u00e0 m\u1eb7n l\u00e0 nh\u1eefng r\u00e0o c\u1ea3n nghi\u00eam tr\u1ecdng trong n\u1ed9i dung t\u0103ng n\u0103ng su\u1ea5t tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. Ph\u01b0\u01a1ng ph\u00e1p qu\u1ea3n l\u00fd \u0111\u00e1ng tin \u00a0c\u1eady nh\u1ea5t v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ed1i v\u1edbi nh\u1eefng stress nh\u01b0 v\u1eady l\u00e0 t\u00ednh kh\u00e1ng c\u1ee7a c\u00e2y ch\u1ee7, th\u00f4ng qua c\u00e1ch ti\u1ebfp c\u1eadn th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 t\u00ednh hi\u1ec7u qu\u1ea3 v\u1ec1 m\u1eb7t kinh t\u1ebf.<\/p>\n

\"lua<\/a><\/p>\n

Vi\u1ec7c \u1ee9ng d\u1ee5ng ch\u1ec9 th\u1ecb ph\u00e2n t\u1eed (MAS) \u0111\u00e3 gi\u00fap c\u00e1c nh\u00e0 ch\u1ecdn gi\u1ed1ng ch\u1ed3ng th\u00e0nh c\u00f4ng c\u00e1c gen kh\u00e1ng \/QTLs \u0111i\u1ec1u khi\u1ec3n t\u00ednh kh\u00e1ng\/t\u00ednh ch\u1ed1ng ch\u1ecbu \u0111\u1ed1i v\u1edbi b\u1ec7nh \u0111\u1ea1o \u00f4n (Pi2, Pi9), s\u00e2u n\u0103n (Gm1, Gm4), ng\u1eadp \u00fang (Sub1), v\u00e0 m\u1eb7n (Saltol) trong gi\u1ed1ng l\u00faa v\u1eeba \u0111\u01b0\u1ee3c ph\u00f3ng th\u00edch t\u1ea1i \u1ea4n \u0110\u1ed9 CRMAS2621-7-1 t\u1eeb m\u1ed9t gi\u1ed1ng Lalat \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn; n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ed3ng v\u00e0o c\u00e1c gen kh\u00e1ng b\u1ec7nh b\u1ea1c l\u00e1 v\u1edbi 3 gen xa5, xa13, v\u00e0 Xa21 \u0111\u1ec3 b\u1ed5 sung v\u1edbi gen Xa4 \u0111\u00e3 c\u00f3 trong gi\u1ed1ng Lalat c\u1ea3i ti\u1ebfn. Ph\u00e2n t\u00edch di truy\u1ec1n ph\u00e2n t\u1eed cho th\u1ea5y c\u00f3 bi\u1ec3u hi\u1ec7n \u0111a h\u00ecnh r\u00f5 r\u00e0ng gi\u1eefa b\u1ed1 m\u1eb9 cho gen kh\u00e1ng v\u00e0 gi\u1ed1ng nh\u1eadn gen kh\u00e1ng \u0111\u1ed1i v\u1edbi nh\u1eefng ch\u1ec9 th\u1ecb ph\u00e2n t\u1eed x\u00e1c \u0111\u1ecbnh li\u00ean k\u1ebft v\u1edbi t\u00ednh tr\u1ea1ng m\u1ee5c ti\u00eau.<\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p h\u1ed3i giao theo truy\u1ec1n th\u1ed1ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ebfn qu\u1ea7n th\u1ec3 con lai BC3F1 v\u00e0 s\u1eed d\u1ee5ng ch\u1ec9 th\u1ecb ph\u00e2n t\u1eed t\u1eeb th\u1ebf h\u1ec7 BC1F1, ng\u01b0\u1eddi ta th\u1ef1c hi\u1ec7n k\u1ef9 thu\u1eadt ch\u1ecdn gi\u1ed1ng l\u00faa nh\u1edd ch\u1ec9 th\u1ecb ph\u00e2n t\u1eed theo t\u1eebng b\u01b0\u1edbc \u0111\u1ec3 th\u1ea9m \u0111\u1ecbnh v\u00e0 theo d\u00f5i vi\u1ec7c chuy\u1ec3n v\u00e0o c\u1ee7a nh\u1eefng alen m\u1ee5c ti\u00eau.<\/p>\n

C\u00e1c d\u00f2ng con lai c\u1ee7a BC3F1s c\u00f3 nh\u1eefng gen m\u1ee5c ti\u00eau n\u00f3i tr\u00ean \/ ho\u1eb7c QTLs m\u1ee5c ti\u00eau th\u00f4ng qua t\u00e1i t\u1ed5 h\u1ee3p trong c\u00e1c d\u00f2ng con lai c\u00f3 ch\u1ee9a t\u1ea5t c\u1ea3 10 gen hay QTL kh\u00e1ng stress. Nh\u1eefng c\u00e2y \u0111\u1ed3ng h\u1ee3p t\u1eed kh\u00e1ng\/ch\u1ed1ng ch\u1ecbu theo nh\u1eefng t\u1ed5 h\u1ee3p mong mu\u1ed1n kh\u00e1c nhau \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u1ee5c h\u1ed3i. C\u00e1c d\u00f2ng con lai \u1edf th\u1ebf h\u1ec7 BC3F3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh t\u00ednh c\u0103n c\u1ee9 theo t\u00ednh tr\u1ea1ng n\u00f4ng h\u1ecdc v\u00e0 ph\u1ea9m ch\u1ea5t h\u1ea1t; ng\u01b0\u1eddi ta ti\u1ebfp t\u1ee5c ch\u1ecdn ra c\u00e1c d\u00f2ng tri\u1ec3n v\u1ecdng \u0111\u1ec3 ph\u00e1t tri\u1ec3n ra gi\u1ed1ng m\u1edbi. Ch\u1ecdn gi\u1ed1ng nh\u1edd ch\u1ec9 th\u1ecb SSR nh\u01b0 v\u1eady \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00e0nh c\u00f4ng. H\u1ea7u h\u1ebft c\u00e1c d\u00f2ng \u0111\u01b0\u1ee3c qui t\u1ee5 nhi\u1ec1u gen m\u1ee5c ti\u00eau \u1ea5yc\u00f3 m\u1ee9c \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed3ng v\u1ec1 h\u00ecnh th\u00e1i n\u00f4ng h\u1ecdc gi\u1ed1ng v\u1edbi d\u00f2ng m\u1eb9 t\u00e1i t\u1ee5c, ngay c\u1ea3 v\u1ec1 t\u00ednh tr\u1ea1ng ph\u1ea9m ch\u1ea5t h\u1ea1t.<\/p>\n

Ngo\u00e0i nh\u1eefng d\u00f2ng ch\u1ed3ng gen \u1ea5y, c\u00f3 hai d\u00f2ng bi\u1ec3u hi\u1ec7n 10 gen kh\u00e1ng\/ch\u1ed1ng ch\u1ecbu v\u00e0 cho th\u1ea5y m\u1ee9c \u0111\u1ed9 kh\u00e1ng cao v\u1edbi \u00edt nh\u1ea5t n\u0103m \u0111\u1ed1i t\u01b0\u1ee3ng. Nghi\u00ean c\u1ee9u n\u00e0y cho th\u1ea5y ti\u1ec1m n\u0103ng c\u1ee7a MAS trong quy t\u1ee5 nhi\u1ec1u gen kh\u00e1ng v\u00e0o trong m\u1ed9t d\u00f2ng c\u00e2y l\u00faa tri\u1ec3n v\u1ecdng v\u1edbi m\u1ee9c \u0111\u1ed9 h\u1ed3i ph\u1ee5c cao bi\u1ec3u hi\u1ec7n gen kh\u00e1ng c\u1ee7a b\u1ed1 m\u1eb9.<\/p>\n","protected":false},"excerpt":{"rendered":"

h\u1ea5t tho\u00e1t n\u0103ng su\u1ea5t l\u00faa do stress sinh h\u1ecdc nh\u01b0 b\u1ec7nh b\u1ea1c l\u00e1 (BB), s\u00e2u n\u0103n v\u00e0 b\u1ec7nh \u0111\u1ea1o \u00f4n c\u0169ng nh\u01b0 c\u00e1c stress phi sinh h\u1ecdc nh\u01b0 ng\u1eadp \u00fang v\u00e0 m\u1eb7n l\u00e0 nh\u1eefng r\u00e0o c\u1ea3n nghi\u00eam tr\u1ecdng trong n\u1ed9i dung t\u0103ng n\u0103ng su\u1ea5t tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. Ph\u01b0\u01a1ng ph\u00e1p qu\u1ea3n l\u00fd \u0111\u00e1ng tin \u00a0c\u1eady […]\n","protected":false},"author":1,"featured_media":6282,"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\/6766"}],"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=6766"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6766\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/6282"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=6766"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=6766"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=6766"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}