{"id":6631,"date":"2013-10-29T02:07:40","date_gmt":"2013-10-28T19:07:40","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=1914"},"modified":"2013-10-29T02:07:40","modified_gmt":"2013-10-28T19:07:40","slug":"dieu-bat-ngo-duoc-phat-hien-trong-he-gien-cua-qua-kiwi","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/dieu-bat-ngo-duoc-phat-hien-trong-he-gien-cua-qua-kiwi\/","title":{"rendered":"\u0110i\u1ec1u b\u1ea5t ng\u1edd \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n trong h\u1ec7 gien c\u1ee7a qu\u1ea3 Kiwi"},"content":{"rendered":"<div class=\"TomTat clearfix\">\n<p><span id=\"ArticalDetail1_lblTeaser\" class=\"OverollContentDesc\">M\u1ed9t nghi\u00ean c\u1ee9u m\u1edbi gi\u1ea3i m\u00e3 tr\u00ecnh t\u1ef1 DNA c\u1ee7a qu\u1ea3 Kiwi \u0111\u00e3 k\u1ebft lu\u1eadn r\u1eb1ng, lo\u1ea1i tr\u00e1i c\u00e2y n\u00e0y c\u00f3 nhi\u1ec1u \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u1ed3ng v\u1ec1 di truy\u1ec1n \u1edf 39.040 gien c\u1ee7a n\u00f3 v\u1edbi c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt kh\u00e1c bao g\u1ed3m khoai t\u00e2y v\u00e0 c\u00e0 chua. Nghi\u00ean c\u1ee9u c\u0169ng \u0111\u00e3 c\u00f4ng b\u1ed1 hai s\u1ef1 ki\u1ec7n ti\u1ebfn h\u00f3a l\u1edbn \u0111\u00e3 x\u1ea3y ra h\u00e0ng tri\u1ec7u n\u0103m tr\u01b0\u1edbc trong b\u1ed9 gen qu\u1ea3 Kiwi.<\/span>\u0110\u0103ng ng\u00e0y <span id=\"ArticalDetail1_lblDate\">29-10-2013<\/span> trong chuy\u00ean m\u1ee5c <a id=\"ArticalDetail1_lnkChuyenmuc\" href=\"http:\/\/antoansinhhoc.vn\/Chuyen-muc\/Tin-the-gioi\/260\/1\">Tin th\u1ebf gi\u1edbi<\/a><\/p>\n<\/div>\n<div class=\"NoiDungBai\">\n<div>Qu\u1ea3 Kiwi l\u00e0 m\u1ed9t lo\u1ea1i c\u00e2y \u0103n qu\u1ea3 quan tr\u1ecdng v\u1ec1 kinh t\u1ebf v\u00e0 dinh d\u01b0\u1ee1ng. Lo\u1ea1i qu\u1ea3 n\u00e0y t\u1eeb l\u00e2u \u0111\u00e3 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cvua c\u1ee7a c\u00e1c lo\u1ea1i tr\u00e1i c\u00e2y\u201d v\u00ec l\u01b0\u1ee3ng vitamin C r\u1ea5t cao v\u00e0 th\u00e0nh ph\u1ea7n dinh d\u01b0\u1ee1ng c\u00e2n b\u1eb1ng c\u00e1c kho\u00e1ng ch\u1ea5t, ch\u1ea5t x\u01a1 v\u00e0 c\u00e1c l\u1ee3i \u00edch s\u1ee9c kh\u1ecfe kh\u00e1c, Zhangjun Fei, m\u1ed9t nh\u00e0 khoa h\u1ecdc \u1edf Vi\u1ec7n Boyce Thompson t\u1ea1i Cornell cho bi\u1ebft. Nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh b\u1edfi m\u1ed9t nh\u00f3m c\u00e1c nh\u00e0 khoa h\u1ecdc th\u1ef1c v\u1eadt t\u1eeb Hoa K\u1ef3 v\u00e0 Trung Qu\u1ed1c v\u00e0 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Nature Communications.<\/div>\n<div>\u201cTr\u00ecnh t\u1ef1 b\u1ed9 gien s\u1ebd l\u00e0 m\u1ed9t ngu\u1ed3n t\u00e0i nguy\u00ean c\u00f3 gi\u00e1 tr\u1ecb cho nghi\u00ean c\u1ee9u qu\u1ea3 Kiwi v\u00e0 c\u00f3 th\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh nh\u00e2n gi\u1ed1ng \u0111\u1ec3 c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng qu\u1ea3 v\u00e0 kh\u1ea3 n\u0103ng kh\u00e1ng b\u1ec7nh\u201d, nh\u00e0 nghi\u00ean c\u1ee9u Fei cho bi\u1ebft.<\/div>\n<div>Kiwi c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb v\u00f9ng n\u00fai ph\u00eda t\u00e2y nam Trung Qu\u1ed1c v\u00e0 \u0111\u00e3 kh\u00f4ng th\u1ef1c s\u1ef1 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn tr\u00ean th\u1ebf gi\u1edbi cho \u0111\u1ebfn \u0111\u1ea7u th\u1ebf k\u1ef7 20 khi ng\u01b0\u1eddi n\u00f4ng d\u00e2n \u1edf Niu Di-l\u00e2n ph\u00e1t hi\u1ec7n ra lo\u1ea1i tr\u00e1i c\u00e2y n\u00e0y v\u00e0 b\u1eaft \u0111\u1ea7u lai t\u1ea1o n\u00f3 nh\u01b0 l\u00e0 m\u1ed9t c\u00e2y tr\u1ed3ng th\u01b0\u01a1ng m\u1ea1i. Kiwi thu\u1ed9c h\u1ecd Ericales, c\u00f9ng h\u1ecd v\u1edbi qu\u1ea3 vi\u1ec7t qu\u1ea5t, c\u00e2y b\u1ee5i tr\u00e0 v\u00e0 qu\u1ea3 h\u1ea1ch Braxin.<\/div>\n<div>M\u1ed9t trong nh\u1eefng ph\u00e1t hi\u1ec7n \u0111\u00e1ng ch\u00fa \u00fd nh\u1ea5t c\u1ee7a nghi\u00ean c\u1ee9u n\u00e0y l\u00e0 c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 quan s\u00e1t th\u1ea5y b\u1ed9 gien qu\u1ea3 Kiwi \u0111\u00e3 tr\u1ea3i qua hai s\u1ef1 ki\u1ec7n tr\u00f9ng l\u1eb7p to\u00e0n b\u1ed9 h\u1ec7 gien g\u1ea7n \u0111\u00e2y. Khi gien \u0111\u01b0\u1ee3c sao ch\u00e9p, c\u00e1c gien ph\u1ee5 c\u00f3 th\u1ec3 bi\u1ebfn \u0111\u1ed5i \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c ch\u1ee9c n\u0103ng ho\u00e0n to\u00e0n m\u1edbi m\u00e0 tr\u01b0\u1edbc \u0111\u00e2y kh\u00f4ng c\u00f3. Qu\u00e1 tr\u00ecnh n\u00e0y c\u00f3 th\u1ec3 x\u1ea3y ra m\u00e0 kh\u00f4ng g\u00e2y t\u00e1c d\u1ee5ng ph\u1ee5 \u1edf c\u00e1c c\u00e2y tr\u1ed3ng v\u00e0 trong tr\u01b0\u1eddng h\u1ee3p c\u1ee7a qu\u1ea3 Kiwi l\u00e0 ho\u00e0n to\u00e0n c\u00f3 l\u1ee3i.<\/div>\n<div>\u201cQu\u00e1 tr\u00ecnh sao ch\u00e9p g\u00f3p ph\u1ea7n b\u1ed5 sung th\u00eam c\u00e1c gien c\u00f3 li\u00ean quan \u0111\u1ebfn c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m quan tr\u1ecdng c\u1ee7a qu\u1ea3 Kiwi ch\u1eb3ng h\u1ea1n nh\u01b0 l\u01b0\u1ee3ng vitamin C, s\u1ef1 trao \u0111\u1ed5i ch\u1ea5t flavonoid v\u00e0 carotenoid\u201d, nh\u00e0 nghi\u00ean c\u1ee9u Fei cho bi\u1ebft.<\/div>\n<div>C\u00e1c nh\u00e0 khoa h\u1ecdc so s\u00e1nh b\u1ed9 gien c\u1ee7a qu\u1ea3 Kiwi v\u1edbi gien c\u1ee7a c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt \u0111\u1ea1i di\u1ec7n kh\u00e1c bao g\u1ed3m c\u00e0 chua, l\u00faa, nho v\u00e0 c\u1ecf m\u00f9 t\u1ea1t Arabidopsis. H\u1ecd ph\u00e1t hi\u1ec7n ra kho\u1ea3ng 8.000 gien mang t\u00ednh ph\u1ed5 bi\u1ebfn trong t\u1ea5t c\u1ea3 n\u0103m lo\u00e0i. C\u00e1c ph\u00e9p so s\u00e1nh cho th\u1ea5y c\u00e1c m\u1ed1i quan h\u1ec7 ti\u1ebfn h\u00f3a quan tr\u1ecdng, trong \u0111\u00f3 c\u00f3 s\u1ef1 ph\u00e1t tri\u1ec3n c\u00e1c gien li\u00ean quan \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a qu\u1ea3, qu\u00e1 tr\u00ecnh ch\u00edn, s\u1ef1 trao \u0111\u1ed5i ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0 kh\u1ea3 n\u0103ng kh\u00e1ng b\u1ec7nh.<\/div>\n<div>Tr\u01b0\u1edbc nghi\u00ean c\u1ee9u n\u00e0y, nghi\u00ean c\u1ee9u v\u1ec1 s\u1ef1 t\u00edch t\u1ee5 trao \u0111\u1ed5i ch\u1ea5t c\u1ee7a th\u00e0nh ph\u1ea7n vitamin C, carotenoid v\u00e0 flavonoid \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 nh\u01b0ng d\u1eef li\u1ec7u tr\u00ecnh t\u1ef1 b\u1ed9 gien v\u1ed1n r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00f4ng vi\u1ec7c lai t\u1ea1o gi\u1ed1ng v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c t\u00ecm ra.<\/div>\n<div>\u201cTr\u00ecnh t\u1ef1 b\u1ed9 gien c\u1ee7a qu\u1ea3 Kiwi cung c\u1ea5p m\u1ed9t ngu\u1ed3n t\u00e0i nguy\u00ean c\u00f3 gi\u00e1 tr\u1ecb cho nghi\u00ean c\u1ee9u b\u1ed9 gien c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt v\u00e0 so s\u00e1nh nghi\u00ean c\u1ee9u ti\u1ebfn h\u00f3a\u201d, nh\u00e0 nghi\u00ean c\u1ee9u Fei cho bi\u1ebft. \u201cCh\u00fang t\u00f4i hy v\u1ecdng s\u1ebd ti\u1ebfp t\u1ee5c t\u1ea1o ra c\u00e1c tr\u00ecnh t\u1ef1 b\u1ed9 gien t\u1eeb gi\u1ed1ng qu\u1ea3 Kiwi kh\u00e1c \u0111\u1ec3 \u0111i\u1ec1u tra s\u1ef1 \u0111a d\u1ea1ng di truy\u1ec1n c\u1ee7a qu\u1ea3 Kiwi v\u00e0 l\u00e0m s\u00e1ng t\u1ecf c\u00e1c qu\u00e1 tr\u00ecnh sinh h\u1ecdc quan tr\u1ecdng\u201d.<strong><em>T<\/em><\/strong><strong><em>heo Phys.org.<\/em><\/strong><\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ed9t nghi\u00ean c\u1ee9u m\u1edbi gi\u1ea3i m\u00e3 tr\u00ecnh t\u1ef1 DNA c\u1ee7a qu\u1ea3 Kiwi \u0111\u00e3 k\u1ebft lu\u1eadn r\u1eb1ng, lo\u1ea1i tr\u00e1i c\u00e2y n\u00e0y c\u00f3 nhi\u1ec1u \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u1ed3ng v\u1ec1 di truy\u1ec1n \u1edf 39.040 gien c\u1ee7a n\u00f3 v\u1edbi c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt kh\u00e1c bao g\u1ed3m khoai t\u00e2y v\u00e0 c\u00e0 chua. Nghi\u00ean c\u1ee9u c\u0169ng \u0111\u00e3 c\u00f4ng b\u1ed1 hai s\u1ef1 ki\u1ec7n [&#8230;]\n","protected":false},"author":1,"featured_media":6406,"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\/6631"}],"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=6631"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6631\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/6406"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=6631"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=6631"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=6631"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}