{"id":6137,"date":"2012-04-03T09:48:22","date_gmt":"2012-04-03T02:48:22","guid":{"rendered":"http:\/\/antoansinhhoc.vn\/?p=1666"},"modified":"2012-04-03T09:48:22","modified_gmt":"2012-04-03T02:48:22","slug":"cong-nghe-bien-doi-gen-huong-di-tat-yeu","status":"publish","type":"post","link":"https:\/\/nbca.gov.vn\/cong-nghe-bien-doi-gen-huong-di-tat-yeu\/","title":{"rendered":"C\u00f4ng ngh\u1ec7 bi\u1ebfn \u0111\u1ed5i gen: H\u01b0\u1edbng \u0111i t\u1ea5t y\u1ebfu"},"content":{"rendered":"
\n

Nh\u1eefng lo\u1ea1i c\u00e2y g\u00ec \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an ninh l\u01b0\u01a1ng th\u1ef1c qu\u1ed1c gia trong \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea5t tr\u1ed3ng tr\u1ecdt ng\u00e0y c\u00e0ng \u00edt \u0111i, s\u1ed1 l\u01b0\u1ee3ng lao \u0111\u1ed9ng trong n\u00f4ng nghi\u1ec7p m\u1ed7i n\u0103m m\u1ed9t gi\u1ea3m v\u00e0 kh\u00ed h\u1eadu bi\u1ebfn \u0111\u1ed5i b\u1ea5t th\u01b0\u1eddng? H\u01a1n ai h\u1ebft, c\u00e1c nh\u00e0 khoa h\u1ecdc \u1edf Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u1ec7p thu\u1ed9c Vi\u1ec7n Khoa h\u1ecdc N\u00f4ng nghi\u1ec7p Vi\u1ec7t Nam (B\u1ed9 N\u00f4ng nghi\u1ec7p v\u00e0 Ph\u00e1t tri\u1ec3n N\u00f4ng th\u00f4n) ph\u1ea3i t\u00ecm ra c\u00e2u tr\u1ea3 l\u1eddi.<\/p>\n

\u0110\u0103ng ng\u00e0y 10-04-2012<\/span> trong chuy\u00ean m\u1ee5c Tin Vi\u1ec7t Nam<\/a><\/p>\n<\/div>\n

Th\u1ef1c ph\u1ea9m bi\u1ebfn \u0111\u1ed5i gen \u0111\u00e3 xu\u1ea5t hi\u1ec7n \u1edf Vi\u1ec7t Nam. C\u00f3 th\u1ec3 ch\u00fang ta \u0111\u00e3 s\u1eed d\u1ee5ng ch\u00fang m\u00e0 kh\u00f4ng \u0111\u1ec3 \u00fd. G\u00f3i bim bim \u201c\u0110\u1ec7 nh\u1ea5t khoai t\u00e2y\u201d ch\u1eb3ng h\u1ea1n. N\u00f3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t \u1edf trong n\u01b0\u1edbc nh\u01b0ng nguy\u00ean li\u1ec7u c\u00f3 th\u1ec3 nh\u1eadp t\u1eeb M\u1ef9 v\u00e0 c\u00f3 th\u1ec3 \u0111\u00f3 l\u00e0 s\u1ea3n ph\u1ea9m c\u1ee7a c\u00f4ng ngh\u1ec7 bi\u1ebfn \u0111\u1ed5i gen. H\u00e0ng n\u0103m ch\u00fang ta nh\u1eadp kh\u1ea9u h\u01a1n 1 tri\u1ec7u t\u1ea5n ng\u00f4 v\u00e0 2 tri\u1ec7u r\u01b0\u1ee1i t\u1ea5n \u0111\u1eadu t\u01b0\u01a1ng, ph\u1ea7n l\u1edbn trong \u0111\u00f3 l\u00e0 s\u1ea3n ph\u1ea9m bi\u1ebfn \u0111\u1ed5i gen.<\/span>
\n\u00a0<\/span>
\n\u0110\u1ea5t n\u00f4ng nghi\u1ec7p ng\u00e0y c\u00e0ng thu h\u1eb9p v\u00e0 d\u00e2n s\u1ed1 m\u1ed7i n\u0103m m\u1ed9t t\u0103ng. B\u1edfi v\u1eady, \u1ee9ng d\u1ee5ng nh\u1eefng th\u00e0nh t\u1ef1u c\u1ee7a c\u00f4ng ngh\u1ec7 sinh h\u1ecdc, trong \u0111\u00f3 c\u00f3 bi\u1ebfn \u0111\u1ed5i, c\u1ea5y gh\u00e9p gen \u0111\u01b0\u1ee3c Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u1ec7p coi l\u00e0 c\u00f4ng c\u1ee5 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an ninh l\u01b0\u01a1ng th\u1ef1c qu\u1ed1c gia <\/span><\/p>\n
<\/div>\n

PGS.TS. L\u00ea Huy H\u00e0m – Vi\u1ec7n tr\u01b0\u1edfng Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u1ec7p, cho bi\u1ebft: \u201cD\u00f9ng c\u00f4ng ngh\u1ec7 gen \u0111\u1ec3 bi\u1ebfn \u0111\u1ed5i gi\u1ed1ng c\u00e2y tr\u1ed3ng l\u00e0 b\u01b0\u1edbc ph\u00e1t tri\u1ec3n ti\u1ebfp theo c\u1ee7a con ng\u01b0\u1eddi tr\u00ean con \u0111\u01b0\u1eddng chinh ph\u1ee5c thi\u00ean nhi\u00ean. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 s\u1ed1ng cho ch\u00ednh m\u00ecnh, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an ninh l\u01b0\u01a1ng th\u1ef1c, b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng, con ng\u01b0\u1eddi kh\u00f4ng th\u1ec3 kh\u00f4ng d\u00f9ng bi\u1ec7n ph\u00e1p n\u00e0y. Con ng\u01b0\u1eddi bu\u1ed9c ph\u1ea3i ngh\u0129 \u0111\u1ebfn c\u00f4ng ngh\u1ec7 sinh h\u1ecdc. C\u00f4ng ngh\u1ec7 gen h\u1ee9a h\u1eb9n r\u1ea5t nhi\u1ec1u. M\u1ed7i gen l\u00e0 m\u1ed9t \u0111\u1eb7c t\u00ednh m\u00e0 c\u00f3 h\u00e0ng tr\u0103m ngh\u00ecn gen, c\u00f3 h\u00e0ng tr\u0103m ngh\u00ecn h\u00ecnh th\u1ee9c bi\u1ebfn \u0111\u1ed5i gen c\u00f3 th\u1ec3 t\u1ea1o ra m\u00e0 m\u1ed7i gen \u0111\u1ec1u c\u00f3 th\u1ec3 mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch cho con ng\u01b0\u1eddi. C\u00e1c gen nh\u01b0 nh\u1eefng c\u00f4ng c\u1ee5 r\u1ea5t t\u1ed1t gi\u00fap con ng\u01b0\u1eddi \u0111\u1ea3m b\u1ea3o an ninh l\u01b0\u01a1ng th\u1ef1c, ch\u1ed1ng bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu, b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng, \u0111a d\u1ea1ng sinh h\u1ecdc\u2026 \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 c\u00f4ng c\u1ee5 duy nh\u1ea5t nh\u01b0ng l\u00e0 c\u00f4ng c\u1ee5 quan tr\u1ecdng m\u00e0 ch\u00fang ta ph\u1ea3i s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 s\u1ed1ng c\u1ee7a ch\u00ednh con ng\u01b0\u1eddi\u201d.<\/span><\/p>\n

Tr\u00ean th\u1ef1c t\u1ebf Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u00eap \u0111\u00e3 nghi\u00ean c\u1ee9u th\u00e0nh c\u00f4ng quy tr\u00ecnh t\u1ea1o v\u1eadt li\u1ec7u ban \u0111\u1ea7u ph\u1ee5c v\u1ee5 chuy\u1ec3n gen kh\u00e1ng thu\u1ed1c di\u1ec7t c\u1ecf v\u00e0 kh\u00e1ng b\u1ec7nh kh\u00f4 v\u1eb1n v\u00e0o gi\u1ed1ng l\u00faa DT10, DT13, gen kh\u00e1ng s\u00e2u t\u01a1 v\u00e0o c\u1ea3i b\u1eafp CB26; c\u00e1c gen Bt, GNA, Xa-21 \u0111\u01b0\u1ee3c \u0111\u1ed3ng chuy\u1ec3n v\u00e0o l\u00faa lo\u00e0i ph\u1ee5 indica nh\u1eb1m t\u1ea1o ra c\u00e2y l\u00faa c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu r\u1ed9ng.<\/span><\/p>\n

Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u1ec7p c\u0169ng \u0111\u00e3 x\u00e2y d\u1ef1ng quy tr\u00ecnh t\u00e1i sinh \u0111\u1ed1i v\u1edbi c\u00e2y ng\u00f4 ph\u1ee5c v\u1ee5 cho chuy\u1ec3n gen, quy tr\u00ecnh chuy\u1ec3n gen b\u1eb1ng Agrobacterium v\u00e0 s\u00fang b\u1eafn gen, t\u1ea1o c\u00e1c c\u00e2y chuy\u00ean gen b\u1ec1n v\u1eefng b\u1eb1ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y tr\u00ean c\u00e1c d\u00f2ng ng\u00f4 c\u00f3 ngu\u1ed3n g\u1ed1c \u00f4n \u0111\u1edbi nh\u01b0 A188, H99. Vi\u1ec7n \u0111\u00e3 t\u1ea1o \u0111\u01b0\u1ee3c c\u00e1c d\u00f2ng ng\u00f4 chuy\u1ec3n gen b\u1ec1n v\u1eefng mang c\u00e1c gen: kh\u00e1ng thu\u1ed1c di\u1ec7t c\u1ecf, gen GFP, gen kh\u00e1ng kh\u00e1ng sinh, gen t\u0103ng c\u01b0\u1eddng h\u1ea5p th\u1ee5 nit\u01a1 v\u00e0 gen ch\u1ecbu l\u1ea1nh. <\/span><\/p>\n

Hi\u1ec7n nay, Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u1ec7p \u0111ang nghi\u00ean c\u1ee9u chuy\u1ec3n gen kh\u00e1ng s\u00e2u \u0111\u1ec3 t\u1ea1o gi\u1ed1ng ng\u00f4 Vi\u1ec7t Nam c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng s\u00e2u \u0111\u1ee5c th\u00e2n. C\u00e1c d\u00f2ng ng\u00f4 chuy\u1ec3n gen kh\u00e1ng thu\u1ed1c di\u1ec7t c\u1ecf \u0111\u00e3 \u0111\u01b0\u1ee3c chuy\u1ec3n cho Vi\u1ec7n nghi\u00ean c\u1ee9u ng\u00f4 \u0111\u1ec3 t\u1ea1o gi\u1ed1ng. Trong th\u1eddi gian t\u1edbi, t\u1ea5t c\u1ea3 v\u1eadt li\u1ec7u t\u1ea1o ra t\u1ea1i Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u1ec7p s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n giao cho c\u00e1c nh\u00f3m ch\u1ecdn gi\u1ed1ng ng\u00f4 trong n\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o th\u00e0nh gi\u1ed1ng.<\/span><\/p>\n

Ti\u1ebfn s\u0129 Nguy\u1ec5n V\u0103n \u0110\u1ed3ng – Ph\u00f3 gi\u00e1m \u0111\u1ed1c Ph\u00f2ng Th\u00ed nghi\u1ec7m Tr\u1ecdng \u0111i\u1ec3m v\u1ec1 C\u00f4ng ngh\u1ec7 t\u1ebf b\u00e0o Th\u1ef1c v\u1eadt thu\u1ed9c Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u1ec7p, \u0111ang l\u00e0 ch\u1ee7 nhi\u1ec7m \u0111\u1ec1 t\u00e0i “T\u1ea1o gi\u1ed1ng ng\u00f4 bi\u1ebfn \u0111\u1ed5i gen ch\u1ed1ng ch\u1ecdi s\u00e2u \u0111\u1ee5c th\u00e2n v\u00e0 thu\u1ed1c di\u1ec7t c\u1ecf”. \u0110\u1ec1 t\u00e0i \u0111\u00e3 ho\u00e0n th\u00e0nh giai \u0111o\u1ea1n 1 v\u00e0 \u0111ang ti\u1ebfp t\u1ee5c giai \u0111o\u1ea1n 2. Ng\u00f4 bi\u1ebfn \u0111\u1ed5i gen \u0111\u00e3 \u0111\u01b0\u1ee3c tr\u1ed3ng th\u1eed nghi\u1ec7m t\u1ea1i Trung t\u00e2m th\u1ef1c nghi\u1ec7m c\u1ee7a Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u1ec7p. Theo k\u1ebf ho\u1ea1ch c\u1ee7a B\u1ed9 N\u00f4ng nghi\u1ec7p v\u00e0 Ph\u00e1t tri\u1ec3n n\u00f4ng th\u00f4n, kho\u1ea3ng n\u0103m 2015 nh\u1eefng s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c ch\u1ebf bi\u1ebfn t\u1eeb ng\u00f4, \u0111\u1eadu t\u01b0\u01a1ng bi\u1ebfn \u0111\u1ed5i gen do Vi\u1ec7t Nam s\u1ea3n xu\u1ea5t s\u1ebd xu\u1ea5t hi\u1ec7n trong c\u00e1c si\u00eau th\u1ecb v\u00e0 ch\u1ee3 \u1edf n\u01b0\u1edbc ta. <\/span>
\n<\/span><\/p>\n

<\/div>\n


\n<\/span>Ti\u1ebfn s\u0129 Nguy\u1ec5n V\u0103n \u0110\u1ed3ng nh\u1ea5n m\u1ea1nh: “Trong \u0111i\u1ec1u ki\u1ec7n canh t\u00e1c c\u1ee7a Vi\u1ec7t Nam, ng\u00f4 h\u1ea7u nh\u01b0 80% ph\u1ee5 thu\u1ed9c v\u00e0o n\u01b0\u1edbc tr\u1eddi v\u00e0 ch\u1ee7 y\u1ebfu \u1edf v\u00f9ng s\u00e2u, v\u00f9ng xa, v\u00f9ng kh\u00f3 kh\u0103n, cho n\u00ean ch\u00fang t\u00f4i chuy\u1ec3n gen m\u1edbi v\u00e0o n\u1ec1n nh\u1eefng gi\u1ed1ng ng\u00f4 \u0111\u00e3 th\u00edch h\u1ee3p v\u1edbi c\u00e1c \u0111\u1ecba ph\u01b0\u01a1ng \u1ea5y \u0111\u1ec3 ch\u00fang c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng \u0111\u1ecba ph\u01b0\u01a1ng m\u1ed9t. Hi\u1ec7n t\u1ea1i \u0111\u1ec1 t\u00e0i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong khu\u00f4n kh\u1ed5 ch\u01b0\u01a1ng tr\u00ecnh sinh h\u1ecdc n\u00f4ng nghi\u1ec7p m\u00e0 ch\u01b0\u01a1ng tr\u00ecnh sinh h\u1ecdc n\u00f4ng nghi\u1ec7p th\u00ec h\u01b0\u1edbng t\u1edbi m\u1ee5c ti\u00eau x\u00f3a \u0111\u00f3i gi\u1ea3m ngh\u00e8o. Ng\u00f4 bi\u1ebfn \u0111\u1ed5i gen tham gia x\u00f3a \u0111\u00f3i gi\u1ea3m ngh\u00e8o m\u1ed9t c\u00e1ch gi\u00e1n ti\u1ebfp, \u0111\u1eb7c bi\u1ec7t ph\u1ee5c v\u1ee5 chi\u1ebfn l\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng th\u1ee9c \u0103n gia s\u00fac v\u00e0 x\u00f3a \u0111\u00f3i gi\u1ea3m ngh\u00e8o m\u1ed9t c\u00e1ch l\u00e2u d\u00e0i”.<\/span><\/p>\n

T\u1ea1i Trung t\u00e2m th\u1ef1c nghi\u1ec7m \u0111\u00f3ng \u1edf huy\u1ec7n V\u0103n Giang, t\u1ec9nh H\u01b0ng Y\u00ean, c\u00e1c ph\u00f3ng vi\u00ean kh\u00f4ng th\u1ec3 ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c \u0111\u00e2u l\u00e0 gi\u1ed1ng ng\u00f4 \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i gen, \u0111\u00e2u l\u00e0 gi\u1ed1ng ng\u00f4 th\u01b0\u1eddng tr\u1ed3ng \u0111\u1ec3 \u0111\u1ed1i ch\u1ee9ng. C\u00e1c c\u00e1n b\u1ed9 c\u1ee7a Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u1ec7p cho bi\u1ebft, r\u1eb1ng khi s\u00e2u \u0111\u1ee5c th\u00e2n t\u1ea5n c\u00f4ng ng\u00f4 bi\u1ebfn \u0111\u1ed5i gen, h\u1ec7 ti\u00eau h\u00f3a c\u1ee7a ch\u00fang s\u1ebd t\u1ed5n th\u01b0\u01a1ng v\u00e0 nhanh ch\u00f3ng b\u1ecb ch\u1ebft trong khi \u1edf lu\u1ed1ng ng\u00f4 b\u00ecnh th\u01b0\u1eddng, s\u00e2u \u0111\u1ee5c th\u00e2n v\u1eabn ph\u00e1t tri\u1ec3n t\u1ed1t. Ng\u00f4 \u0111\u01b0\u1ee3c tr\u1ed3ng trong nh\u00e0 l\u01b0\u1edbi \u0111\u1ec3 tr\u00e1nh s\u1ef1 t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 ngo\u1ea1i c\u1ea3nh.<\/span><\/p>\n

Tr\u00ean th\u1ebf gi\u1edbi nh\u1eefng ng\u01b0\u1eddi \u1ee7ng h\u1ed9 th\u1ef1c ph\u1ea9m bi\u1ebfn \u0111\u1ed5i gen kh\u1eb3ng \u0111\u1ecbnh \u0111\u00e2y l\u00e0 m\u1ed9t c\u00e1ch \u0111\u1ec3 c\u1ee9u s\u1ed1 d\u00e2n c\u01b0 ng\u00e0y c\u00e0ng \u0111\u00f4ng \u0111\u00fac tr\u00ean Tr\u00e1i \u0111\u1ea5t kh\u1ecfi ch\u1ebft \u0111\u00f3i, b\u1edfi c\u00e2y c\u1ea5y gh\u00e9p gen c\u00f3 th\u1ec3 sinh tr\u01b0\u1edfng t\u1ed1t tr\u00ean \u0111\u1ea5t x\u1ea5u v\u00e0 cho m\u00f9a m\u00e0ng b\u1ed9i thu m\u00e0 l\u1ea1i b\u1ea3o qu\u1ea3n \u0111\u01b0\u1ee3c l\u00e2u. Tuy nhi\u00ean, c\u00e1c nh\u00e0 sinh th\u00e1i lo ng\u1ea1i r\u1eb1ng c\u00e1c lo\u1ea1i th\u1ef1c v\u1eadt bi\u1ebfn \u0111\u1ed5i gen c\u00f3 th\u1ec3 t\u00ecnh c\u1edd l\u1ecdt ra ngo\u00e0i thi\u00ean nhi\u00ean hoang d\u00e3 v\u00e0 g\u00e2y ra nh\u1eefng bi\u1ebfn \u0111\u1ed5i th\u1ea3m h\u1ecda \u0111\u1ed1i v\u1edbi h\u1ec7 sinh th\u00e1i. H\u1ecd c\u0169ng lo r\u1eb1ng c\u00e1c lo\u1ea1i c\u00e2y ch\u1ed1ng ch\u1ecdi \u0111\u01b0\u1ee3c v\u1edbi ch\u1ea5t di\u1ec7t c\u1ecf, ch\u1eb3ng h\u1ea1n \u0111\u1eadu n\u00e0nh v\u00e0 ng\u00f4 bi\u1ebfn \u0111\u1ed5i gen, c\u00f3 th\u1ec3 t\u00edch t\u1ee5 trong h\u1ea1t nhi\u1ec1u \u0111\u1ed9c t\u1ed1 khi\u1ebfn ng\u01b0\u1eddi \u0103n b\u1ecb ng\u1ed9 \u0111\u1ed9c. Nh\u01b0ng, \u0111i\u1ec1u n\u00e0y ch\u01b0a \u0111\u01b0\u1ee3c ch\u1ee9ng minh tr\u00ean th\u1ef1c t\u1ebf.<\/span>
\n<\/span><\/p>\n

<\/div>\n

PGS.TS. Nguy\u1ec5n V\u0103n B\u1ed9 – Gi\u00e1m \u0111\u1ed1c Vi\u1ec7n Khoa h\u1ecdc N\u00f4ng nghi\u1ec7p Vi\u1ec7t Nam, kh\u1eb3ng \u0111\u1ecbnh: “Vi\u1ec7t Nam l\u00e0 m\u1ed9t trong nh\u1eefng n\u01b0\u1edbc xu\u1ea5t kh\u1ea9u l\u01b0\u01a1ng th\u1ef1c n\u00f3i ri\u00eang v\u00e0 n\u00f4ng s\u1ea3n n\u00f3i chung, cho n\u00ean vi\u1ec7c ti\u1ebfp c\u1eadn v\u1edbi c\u00e2y tr\u1ed3ng bi\u1ebfn \u0111\u1ed5i gen c\u00f3 nh\u1eefng s\u1ef1 th\u1eadn tr\u1ecdng nh\u1ea5t \u0111\u1ecbnh. N\u0103m 2006 Th\u1ee7 t\u01b0\u1edbng Ch\u00ednh ph\u1ee7 \u0111\u00e3 c\u00f3 quy\u1ebft \u0111\u1ecbnh 11 v\u1ec1 ch\u01b0\u01a1ng tr\u00ecnh c\u00f4ng ngh\u1ec7 sinh h\u1ecdc n\u00f4ng nghi\u1ec7p, cho ph\u00e9p th\u01b0\u01a1ng m\u1ea1i h\u00f3a c\u00e2y tr\u1ed3ng bi\u1ebfn \u0111\u1ed5i gen v\u00e0o n\u0103m 2011 v\u1edbi ba lo\u00e0i b\u00f4ng, ng\u00f4 v\u00e0 \u0111\u1eadu t\u01b0\u01a1ng. \u0110\u00e2y l\u00e0 nh\u1eefng c\u00e2y tr\u1ed3ng bi\u1ebfn \u0111\u1ed5i gen r\u1ea5t ph\u1ed5 bi\u1ebfn tr\u00ean th\u1ebf gi\u1edbi, \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 an to\u00e0n v\u1ec1 m\u1eb7t sinh h\u1ecdc, m\u00f4i tr\u01b0\u1eddng; \u0111\u1ed3ng th\u1eddi kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u1ef1c ti\u1ebfp l\u00e0m l\u01b0\u01a1ng th\u1ef1c cho con ng\u01b0\u1eddi m\u00e0 ch\u1ee7 y\u1ebfu l\u00e0m th\u1ee9c \u0103n ch\u0103n nu\u00f4i. V\u00ec th\u1ebf ch\u00fang kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c s\u1ea3n ph\u1ea9m xu\u1ea5t kh\u1ea9u c\u1ee7a Vi\u1ec7t Nam. Ch\u00fang t\u00f4i ngh\u0129 r\u1eb1ng ch\u00fang ta c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 sinh h\u1ecdc \u0111\u1ec3 r\u00fat ng\u1eafn qu\u00e1 tr\u00ecnh t\u1ea1o gi\u1ed1ng. \u0110\u00e2y l\u00e0 h\u01b0\u1edbng k\u1ebft h\u1ee3p gi\u1eefa c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i v\u00e0 c\u00f4ng ngh\u1ec7 truy\u1ec1n th\u1ed1ng, l\u00e0 h\u01b0\u1edbng \u0111i t\u1ea5t y\u1ebfu \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c gi\u1ed1ng c\u00e2y tr\u1ed3ng, v\u1eadt nu\u00f4i, trong \u0111\u00f3 c\u00f3 c\u00e2y l\u01b0\u01a1ng th\u1ef1c”.<\/span><\/p>\n

C\u00f2n \u0111\u00e2y l\u00e0 \u00fd ki\u1ebfn c\u1ee7a GS.TSKH. Tr\u1ea7n Duy Qu\u00fd – Vi\u1ec7n tr\u01b0\u1edfng Vi\u1ec7n Nghi\u00ean c\u1ee9u H\u1ee3p t\u00e1c Khoa h\u1ecdc \u2013 K\u1ef9 thu\u1eadt ch\u00e2u \u00c1 \u2013 Th\u00e1i B\u00ecnh D\u01b0\u01a1ng: “Hi\u1ec7n nay c\u00f2n m\u1ed9t s\u1ed1 quan \u0111i\u1ec3m ch\u01b0a th\u1ed1ng nh\u1ea5t. Ng\u01b0\u1eddi ta lo ng\u1ea1i r\u1eb3ng c\u00e2y bi\u1ebfn \u0111\u1ed5i gen s\u1ebd c\u1ea1nh tranh m\u1ea1nh v\u1edbi c\u00e1c c\u00e2y tr\u1ed3ng kh\u00e1c. V\u00e0 v\u00ec n\u00f3 kh\u00e1ng \u0111\u01b0\u1ee3c c\u00e1c lo\u00e0i s\u00e2u b\u1ec7nh n\u00ean gen \u0111\u00f3 c\u00f3 th\u1ec3 t\u00e1i t\u1ed5 h\u1ee3p t\u1eeb lo\u00e0i n\u00e0y sang lo\u00e0i kia \u0111\u1ec3 t\u1ea1o ra nh\u1eefng lo\u00e0i c\u00e2y tr\u1ed3ng bi\u1ebfn \u0111\u1ed5i kh\u00e1c kh\u00f4ng mong mu\u1ed1n. Th\u00ed d\u1ee5 ng\u01b0\u1eddi ta lo ng\u1ea1i gen kh\u00e1ng thu\u1ed1c di\u1ec7t c\u1ecf khi n\u00f3 tr\u00e0n lan ra ngo\u00e0i c\u00f3 th\u1ec3 t\u1ea1o ra lo\u00e0i “si\u00eau c\u1ecf”. V\u1ec1 m\u1eb7t l\u00fd thuy\u1ebft ng\u01b0\u1eddi ta lo ng\u1ea1i nh\u01b0 v\u1eady nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf s\u1ebd kh\u00f4ng bao gi\u1edd x\u1ea3y ra. V\u1ec1 th\u1ef1c ch\u1ea5t, vi\u1ec7c bi\u1ebfn \u0111\u1ed5i gen, chuy\u1ec3n gen trong thi\u00ean nhi\u00ean \u0111\u00e3 x\u1ea3y ra t\u1eeb ng\u00e0n \u0111\u1eddi. Khi m\u1ed9t lo\u00e0i A t\u1ef1 th\u1ee5 ph\u1ea5n ho\u1eb7c giao ph\u1ea5n \u0111\u1ec3 t\u1ea1o ra m\u1ed9t c\u00e1 th\u1ec3 th\u00ec n\u00f3 truy\u1ec1n to\u00e0n b\u1ed9 b\u1ed9 gen t\u1eeb c\u00e2y n\u00e0y sang c\u00e2y kia. Nh\u01b0ng c\u00e1i kh\u00e1c hi\u1ec7n nay l\u00e0 ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 t\u00e1ch ri\u00eang r\u1ebd m\u1ed9t lo\u1ea1i gen ho\u1eb7c th\u1eadm ch\u00ed m\u1ed9t \u0111o\u1ea1n gen m\u00e0 n\u00f3 quy\u1ebft \u0111\u1ecbnh, \u0111i\u1ec1u khi\u1ec3n t\u00ednh tr\u1ea1ng mong mu\u1ed1n \u0111\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 hi\u1ec7u nghi\u1ec7m h\u01a1n, \u0111\u1ecbnh h\u01b0\u1edbng h\u01a1n so v\u1edbi trong t\u1ef1 nhi\u00ean v\u00e0 r\u00fat ng\u1eafn \u0111\u01b0\u1ee3c nhi\u1ec1u qu\u00e1 tr\u00ecnh chuy\u1ec3n gen, v\u00ec v\u1eady n\u00f3 mang l\u1ea1i hi\u1ec7u qu\u1ea3 kinh t\u1ebf cao. <\/span><\/p>\n

Th\u1ef1c ph\u1ea9m bi\u1ebfn \u0111\u1ed5i gen ho\u00e0n to\u00e0n kh\u00f4ng c\u00f3 t\u00e1c h\u1ea1i \u0111\u1ed1i v\u1edbi con ng\u01b0\u1eddi c\u0169ng nh\u01b0 gia s\u00fac. C\u00f2n v\u1ec1 li\u1ec1u l\u01b0\u1ee3ng th\u00ec b\u1ea5t c\u1ee9 th\u1ef1c ph\u1ea9m n\u00e0o, n\u1ebfu d\u00f9ng kh\u00f4ng \u0111\u00fang \u0111\u1ec1u g\u00e2y n\u00ean t\u1ed5n h\u1ea1i. \u0110\u1ea5y l\u00e0 khuy\u1ebfn c\u00e1o t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn gi\u1edd ch\u1ee9 kh\u00f4ng nh\u1ea5t thi\u1ebft \u0111\u1ed1i v\u1edbi sinh v\u1eadt bi\u1ebfn \u0111\u1ed5i gen. V\u00ed d\u1ee5, ng\u00f4 bi\u1ebfn \u0111\u1ed5i gen th\u00ec bi\u1ebfn \u0111\u1ed5i m\u1ed9t gen, t\u1ea1o ra t\u00e1c \u0111\u1ed9ng th\u00f4ng qua c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a gen \u0111\u00f3 trong c\u01a1 th\u1ec3 s\u1ed1ng, h\u00ecnh th\u00e0nh n\u00ean c\u00e1c lo\u1ea1i protein \u1edf trong \u0111\u00f3 \u0111\u1ec3 s\u00e2u (\u0111\u1ee5c th\u00e2n) ng\u00e1n \u0103n, kh\u00f4ng \u0103n \u0111\u01b0\u1ee3c th\u00e2n ng\u00f4; ch\u1ee9 ng\u00f4 bi\u1ebfn \u0111\u1ed5i gen kh\u00f4ng \u1ea3nh h\u01b0\u1edfng t\u1edbi s\u1ef1 trao \u0111\u1ed5i ch\u1ea5t \u1edf c\u01a1 th\u1ec3 con ng\u01b0\u1eddi\u201c<\/span>.<\/span>
\nTheo Tamnhin.net<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Nh\u1eefng lo\u1ea1i c\u00e2y g\u00ec \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an ninh l\u01b0\u01a1ng th\u1ef1c qu\u1ed1c gia trong \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea5t tr\u1ed3ng tr\u1ecdt ng\u00e0y c\u00e0ng \u00edt \u0111i, s\u1ed1 l\u01b0\u1ee3ng lao \u0111\u1ed9ng trong n\u00f4ng nghi\u1ec7p m\u1ed7i n\u0103m m\u1ed9t gi\u1ea3m v\u00e0 kh\u00ed h\u1eadu bi\u1ebfn \u0111\u1ed5i b\u1ea5t th\u01b0\u1eddng? H\u01a1n ai h\u1ebft, c\u00e1c nh\u00e0 khoa h\u1ecdc \u1edf Vi\u1ec7n Di truy\u1ec1n N\u00f4ng nghi\u1ec7p thu\u1ed9c […]\n","protected":false},"author":1,"featured_media":588,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[86],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6137"}],"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=6137"}],"version-history":[{"count":0,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/posts\/6137\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media\/588"}],"wp:attachment":[{"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/media?parent=6137"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/categories?post=6137"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbca.gov.vn\/wp-json\/wp\/v2\/tags?post=6137"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}