{"id":6875,"date":"2019-12-10T08:30:55","date_gmt":"2019-12-10T01:30:55","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=5466"},"modified":"2019-12-10T08:30:55","modified_gmt":"2019-12-10T01:30:55","slug":"nghien-cuu-rui-ro-con-trung-cua-cay-trong-bien-doi-gen","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/nghien-cuu-rui-ro-con-trung-cua-cay-trong-bien-doi-gen\/","title":{"rendered":"Nghi\u00ean c\u1ee9u: R\u1ee7i ro c\u00f4n tr\u00f9ng c\u1ee7a c\u00e2y tr\u1ed3ng bi\u1ebfn \u0111\u1ed5i gen"},"content":{"rendered":"<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">C\u00f4n tr\u00f9ng l\u00e0 nh\u00e2n t\u1ed1 ch\u00ednh trong c\u00e1c h\u1ec7 th\u1ed1ng n\u00f4ng nghi\u1ec7p, c\u1ea3 hai \u0111\u1ec1u c\u00f3 l\u1ee3i nh\u01b0 th\u1ee5 ph\u1ea5n v\u00e0 g\u00e2y thi\u1ec7t h\u1ea1i \u0111\u00e1ng k\u1ec3 cho c\u00e2y tr\u1ed3ng. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p s\u1eed d\u1ee5ng nhi\u1ec1u c\u00f4ng c\u1ee5 \u0111\u1ec3 qu\u1ea3n l\u00fd c\u00e1c lo\u00e0i c\u00f4n tr\u00f9ng g\u00e2y h\u1ea1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 thu\u1ed1c tr\u1eeb s\u00e2u t\u1ed5ng h\u1ee3p, nh\u1eefng vi\u1ec7c ki\u1ec3m so\u00e1t nh\u01b0 v\u1eady c\u00f3 th\u1ec3 l\u00e0m gi\u00e1n \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4n tr\u00f9ng c\u00f3 l\u1ee3i. <\/span><\/p>\n<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">C\u00e2y b\u00f4ng v\u00e0 c\u00e2y ng\u00f4 bi\u1ebfn \u0111\u1ed5i gen \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ed1ng l\u1ea1i \u0111\u1ed9ng v\u1eadt \u0103n c\u1ecf c\u00f4n tr\u00f9ng s\u1eed d\u1ee5ng protein Cry c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb vi khu\u1ea9n <em>Bacillus thuringiensis<\/em> (c\u00e2y tr\u1ed3ng Bt). Nh\u1eefng c\u00e2y tr\u1ed3ng Bt n\u00e0y c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111a d\u1ea1ng sinh h\u1ecdc, h\u1ec7 th\u1ed1ng n\u00f4ng nghi\u1ec7p b\u1eb1ng c\u00e1ch gi\u1ea3m\u00a0c\u00e1c \u1ee9ng d\u1ee5ng thu\u1ed1c tr\u1eeb s\u00e2u ph\u1ed5 r\u1ed9ng. \u0110\u1ed3ng th\u1eddi, s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a protein Cry trong c\u00e2y tr\u1ed3ng Bt c\u00f3 nguy c\u01a1 ph\u00e1t tri\u1ec3n t\u00ednh kh\u00e1ng \u0111\u1ed1i v\u1edbi s\u00e2u b\u1ec7nh\u00a0ch\u1ee7 \u0111\u00edch\u00a0c\u0169ng nh\u01b0 c\u00e1c t\u00e1c \u0111\u1ed9ng c\u00f3 h\u1ea1i c\u00f3 th\u1ec3 \u0111\u1ed1i v\u1edbi c\u00f4n tr\u00f9ng\u00a0kh\u00f4ng ch\u1ee7 \u0111\u00edch\u00a0v\u00e0 c\u00e1c sinh v\u1eadt \u0111\u1ea5t. <\/span><\/p>\n<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">Tuy nhi\u00ean, vi\u1ec7c gi\u1ea3m s\u1eed d\u1ee5ng thu\u1ed1c tr\u1eeb s\u00e2u li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u00e1p d\u1ee5ng c\u00e2y tr\u1ed3ng Bt c\u00f3 t\u00e1c \u0111\u1ed9ng t\u00edch c\u1ef1c \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn s\u1ef1 \u0111a d\u1ea1ng sinh th\u00e1i v\u00e0 t\u00ednh b\u1ec1n v\u1eefng kinh t\u1ebf c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng n\u00f4ng nghi\u1ec7p. M\u1ed9t lo\u1ea1i k\u1ef9 thu\u1eadt di truy\u1ec1n ch\u00ednh kh\u00e1c c\u1ee7a c\u00e2y tr\u1ed3ng li\u00ean quan \u0111\u1ebfn vi\u1ec7c ch\u00e8n c\u00e1c gen c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng thu\u1ed1c di\u1ec7t c\u1ecf c\u1ee5 th\u1ec3 , th\u01b0\u1eddng l\u00e0 glyphosate. M\u1eb7c d\u00f9 c\u00e2y chuy\u1ec3n gen kh\u00e1ng thu\u1ed1c di\u1ec7t c\u1ecf \u00edt t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn c\u00f4n tr\u00f9ng ho\u1eb7c s\u1eed d\u1ee5ng thu\u1ed1c tr\u1eeb s\u00e2u, c\u00e2y tr\u1ed3ng c\u00f3 th\u1ec3 g\u00e2y ra nh\u1eefng thay \u0111\u1ed5i trong qu\u1ea3n l\u00fd \u0111\u1ea5t v\u00e0 c\u1ecf d\u1ea1i c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 \u0111a d\u1ea1ng c\u1ee7a c\u00f4n tr\u00f9ng. <\/span><\/p>\n<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">C\u00e1c nghi\u00ean c\u1ee9u s\u00e2u h\u01a1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c nghi\u00ean c\u1ee9u d\u1ef1a tr\u00ean trang tr\u1ea1i quy m\u00f4 l\u1edbn c\u00f3 t\u00ednh \u0111\u1ebfn t\u1ea5t c\u1ea3 c\u00e1c ho\u1ea1t \u0111\u1ed9ng canh t\u00e1c, c\u00f3 th\u1ec3 cung c\u1ea5p th\u00eam th\u00f4ng tin v\u1ec1 c\u1ea3 t\u00e1c \u0111\u1ed9ng c\u1ee7a h\u1ec7 sinh th\u00e1i t\u00edch c\u1ef1c v\u00e0 ti\u00eau c\u1ef1c c\u1ee7a vi\u1ec7c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i c\u00e2y tr\u1ed3ng bi\u1ebfn \u0111\u1ed5i gen. Gi\u00e1m s\u00e1t d\u00e0i h\u1ea1n c\u0169ng l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 c\u00e1c t\u00e1c \u0111\u1ed9ng kh\u00f4ng nh\u1eafm m\u1ee5c ti\u00eau c\u00f3 th\u1ec3 c\u00f3, kh\u1ea3 n\u0103ng kh\u00e1ng s\u00e2u b\u1ec7nh v\u00e0 d\u00f2ng gen v\u00e0o c\u00e1c lo\u00e0i b\u1ea3n \u0111\u1ecba.<\/span><\/p>\n<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">Ngu\u1ed3n: sciencedirect.com<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00f4n tr\u00f9ng l\u00e0 nh\u00e2n t\u1ed1 ch\u00ednh trong c\u00e1c h\u1ec7 th\u1ed1ng n\u00f4ng nghi\u1ec7p, c\u1ea3 hai \u0111\u1ec1u c\u00f3 l\u1ee3i nh\u01b0 th\u1ee5 ph\u1ea5n v\u00e0 g\u00e2y thi\u1ec7t h\u1ea1i \u0111\u00e1ng k\u1ec3 cho c\u00e2y tr\u1ed3ng. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p s\u1eed d\u1ee5ng nhi\u1ec1u c\u00f4ng c\u1ee5 \u0111\u1ec3 qu\u1ea3n l\u00fd c\u00e1c lo\u00e0i c\u00f4n tr\u00f9ng g\u00e2y h\u1ea1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 thu\u1ed1c tr\u1eeb s\u00e2u [&#8230;]\n","protected":false},"author":1,"featured_media":6894,"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\/6875"}],"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=6875"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6875\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/6894"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=6875"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=6875"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=6875"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}