S\u1ef1 gia t\u0103ng nhi\u1ec7t \u0111\u1ed9 to\u00e0n c\u1ea7u \u0111ang l\u00e0m gi\u1ea3m m\u1ea1nh m\u1ebd s\u1ea3n l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u00e2y tr\u1ed3ng, v\u00e0 l\u00faa m\u1ea1ch c\u0169ng kh\u00f4ng ph\u1ea3i l\u00e0 ngo\u1ea1i l\u1ec7. Lo\u1ea1i ng\u0169 c\u1ed1c quan tr\u1ecdng n\u00e0y, thi\u1ebft y\u1ebfu cho th\u1ee9c \u0103n ch\u0103n nu\u00f4i v\u00e0 s\u1ea3n xu\u1ea5t bia, b\u1ecb \u1ea3nh h\u01b0\u1edfng nghi\u00eam tr\u1ecdng b\u1edfi nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao. C\u00e1c \u0111\u1ee3t n\u1eafng n\u00f3ng g\u00e2y t\u1ed5n th\u01b0\u01a1ng cho m\u00e0ng t\u1ebf b\u00e0o, ph\u00e1 v\u1ee1 protein v\u00e0 t\u0103ng s\u1ea3n sinh c\u00e1c lo\u00e0i oxy ph\u1ea3n \u1ee9ng, c\u00f3 h\u1ea1i cho t\u1ebf b\u00e0o. Nh\u1eefng r\u1ed1i lo\u1ea1n n\u00e0y c\u1ea3n tr\u1edf qu\u00e1 tr\u00ecnh quang h\u1ee3p v\u00e0 sinh s\u1ea3n c\u1ee7a c\u00e2y, d\u1eabn \u0111\u1ebfn thi\u1ec7t h\u1ea1i \u0111\u00e1ng k\u1ec3 v\u1ec1 n\u0103ng su\u1ea5t.<\/p>\n
\u0110\u1ec3 kh\u1eafc ph\u1ee5c t\u00ecnh tr\u1ea1ng n\u00e0y, c\u00e1c c\u01a1 ch\u1ebf sinh l\u00fd v\u00e0 ph\u00e2n t\u1eed \u0111ang \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u. V\u1ec1 ph\u01b0\u01a1ng ph\u00e1p sinh l\u00fd, vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a th\u1eddi \u0111i\u1ec3m gieo tr\u1ed3ng gi\u00fap l\u00faa m\u1ea1ch tr\u00e1nh \u0111\u01b0\u1ee3c nh\u1eefng giai \u0111o\u1ea1n n\u1eafng n\u00f3ng kh\u1eafc nghi\u1ec7t trong c\u00e1c giai \u0111o\u1ea1n quan tr\u1ecdng nh\u01b0 ra hoa v\u00e0 l\u00e0m \u0111\u1ea7y h\u1ea1t. T\u01b0\u1edbi ti\u00eau h\u1ee3p l\u00fd v\u00e0 qu\u1ea3n l\u00fd ph\u00e2n b\u00f3n ch\u1eb7t ch\u1ebd c\u0169ng gi\u00fap c\u00e2y ch\u1ecbu \u0111\u1ef1ng t\u1ed1t h\u01a1n b\u1eb1ng c\u00e1ch duy tr\u00ec m\u1ee9c \u0111\u1ed9 hydrat h\u00f3a v\u00e0 dinh d\u01b0\u1ee1ng \u1ed5n \u0111\u1ecbnh. Vi\u1ec7c c\u1ea5y c\u00e1c lo\u1ea1i n\u1ea5m v\u00e0 vi khu\u1ea9n c\u00f3 l\u1ee3i c\u0169ng t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng c\u1ee7a l\u00faa m\u1ea1ch b\u1eb1ng c\u00e1ch k\u00edch th\u00edch s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 c\u1ea3i thi\u1ec7n h\u1ec7 th\u1ed1ng ph\u00f2ng th\u1ee7 ch\u1ed1ng l\u1ea1i stress.<\/p>\n
C\u00e1c vi sinh v\u1eadt, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t s\u1ed1 ch\u1ee7ng Bacillus<\/em>, s\u1ea3n sinh hormone th\u1ef1c v\u1eadt v\u00e0 c\u1ed1 \u0111\u1ecbnh nit\u01a1, t\u1eeb \u0111\u00f3 th\u00fac \u0111\u1ea9y s\u1ef1 h\u1ea5p th\u1ee5 dinh d\u01b0\u1ee1ng t\u1ed1t h\u01a1n. Ch\u00fang c\u0169ng gi\u00fap trung h\u00f2a c\u00e1c lo\u00e0i oxy ph\u1ea3n \u1ee9ng, nguy\u00ean nh\u00e2n g\u00e2y m\u1ea5t c\u00e2n b\u1eb1ng ion trong c\u00e2y d\u01b0\u1edbi stress nhi\u1ec7t.<\/p>\n Tr\u00ean ph\u01b0\u01a1ng di\u1ec7n ph\u00e2n t\u1eed, nh\u1eefng ti\u1ebfn b\u1ed9 \u0111\u00e1ng k\u1ec3 \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ea1t \u0111\u01b0\u1ee3c. C\u00e1c gen kh\u00e1ng nhi\u1ec7t, \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh \u1edf c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt m\u1eabu nh\u01b0 Arabidopsis<\/em>, \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o l\u00faa m\u1ea1ch. V\u00ed d\u1ee5, gen HvGST4<\/em>, c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb l\u00faa m\u1ea1ch hoang d\u00e3, \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ec3u hi\u1ec7n qu\u00e1 m\u1ee9c \u1edf Arabidopsis<\/em>, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng kh\u00f4ng ch\u1ec9 nhi\u1ec7t \u0111\u1ed9 cao m\u00e0 c\u00f2n c\u1ea3 h\u1ea1n h\u00e1n, mu\u1ed1i v\u00e0 l\u1ea1nh. Gen n\u00e0y k\u00edch th\u00edch s\u1ea3n xu\u1ea5t glutathione, m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a t\u1ef1 nhi\u00ean b\u1ea3o v\u1ec7 t\u1ebf b\u00e0o. M\u1ed9t gen kh\u00e1c, TaHsfA6b<\/em>, c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb l\u00faa m\u00ec, \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o l\u00faa m\u1ea1ch th\u00f4ng qua ch\u1ec9nh s\u1eeda gen, t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng nhi\u1ec7t \u0111\u1ed9 cao m\u00e0 kh\u00f4ng l\u00e0m thay \u0111\u1ed5i c\u00e1c \u0111\u1eb7c t\u00ednh b\u00ecnh th\u01b0\u1eddng c\u1ee7a c\u00e2y.<\/p>\n C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u0169ng \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c c\u00e1c v\u00f9ng gen, g\u1ecdi l\u00e0 QTL, li\u00ean quan \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t. Ba trong s\u1ed1 c\u00e1c v\u00f9ng n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi kh\u1ea3 n\u0103ng kh\u00e1ng stress nhi\u1ec7t \u1edf 120 gi\u1ed1ng l\u00faa m\u1ea1ch, trong khi m\u01b0\u1eddi v\u00f9ng kh\u00e1c \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea3 kh\u1ea3 n\u0103ng kh\u00e1ng stress v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng h\u1ea1t. Nh\u1eefng ph\u00e1t hi\u1ec7n n\u00e0y cho ph\u00e9p l\u1ef1a ch\u1ecdn c\u00e1c gi\u1ed1ng c\u00e2y tr\u1ed3ng kh\u1ecfe h\u01a1n th\u00f4ng qua c\u00e1c k\u1ef9 thu\u1eadt ch\u1ecdn l\u1ecdc gen, ph\u00e2n t\u00edch ADN \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e2y.<\/p>\n Ch\u1ec9nh s\u1eeda gen b\u1eb1ng CRISPR, m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ch\u1ec9nh s\u1eeda ADN ch\u00ednh x\u00e1c, c\u0169ng mang l\u1ea1i nh\u1eefng tri\u1ec3n v\u1ecdng \u0111\u1ea7y h\u1ee9a h\u1eb9n. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y cho ph\u00e9p nh\u1eafm m\u1ee5c ti\u00eau c\u00e1c gen c\u1ee5 th\u1ec3 \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng kh\u00e1ng nhi\u1ec7t c\u1ee7a l\u00faa m\u1ea1ch m\u00e0 kh\u00f4ng g\u00e2y ra c\u00e1c \u0111\u1ed9t bi\u1ebfn kh\u00f4ng mong mu\u1ed1n. C\u00e1c gi\u1ed1ng \u0111\u01b0\u1ee3c ch\u1ec9nh s\u1eeda theo c\u00e1ch n\u00e0y s\u1ea3n sinh nhi\u1ec1u protein s\u1ed1c nhi\u1ec7t h\u01a1n, b\u1ea3o v\u1ec7 t\u1ebf b\u00e0o kh\u1ecfi stress.<\/p>\n Cu\u1ed1i c\u00f9ng, c\u00e1c bi\u1ec7n ph\u00e1p n\u00f4ng nghi\u1ec7p nh\u01b0 priming<\/em> nhi\u1ec7t, t\u1ee9c l\u00e0 ph\u01a1i nhi\u1ec5m ng\u1eafn h\u1ea1n c\u00e1c c\u00e2y con v\u1edbi nhi\u1ec7t \u0111\u1ed9 v\u1eeba ph\u1ea3i, gi\u00fap l\u00faa m\u1ea1ch chu\u1ea9n b\u1ecb t\u1ed1t h\u01a1n \u0111\u1ec3 ch\u1ecbu \u0111\u1ef1ng nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n sau n\u00e0y. K\u1ef9 thu\u1eadt n\u00e0y k\u00edch ho\u1ea1t c\u00e1c c\u01a1 ch\u1ebf ph\u00f2ng th\u1ee7, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1ea3n xu\u1ea5t enzyme ch\u1ed1ng oxy h\u00f3a v\u00e0 protein b\u1ea3o v\u1ec7, gi\u00fap h\u1ea1n ch\u1ebf t\u1ed5n th\u01b0\u01a1ng t\u1ebf b\u00e0o.<\/p>\n Nh\u1eefng ti\u1ebfn b\u1ed9 n\u00e0y, k\u1ebft h\u1ee3p v\u1edbi qu\u1ea3n l\u00fd c\u00e2y tr\u1ed3ng t\u1ed1i \u01b0u, c\u00f3 th\u1ec3 gi\u00fap duy tr\u00ec, th\u1eadm ch\u00ed c\u1ea3i thi\u1ec7n, s\u1ea3n l\u01b0\u1ee3ng l\u00faa m\u1ea1ch m\u1eb7c d\u00f9 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu. Nh\u1eefng thi\u1ec7t h\u1ea1i hi\u1ec7n nay, c\u00f3 th\u1ec3 l\u00ean t\u1edbi 50% \u1edf m\u1ed9t s\u1ed1 v\u00f9ng trong tr\u01b0\u1eddng h\u1ee3p n\u1eafng n\u00f3ng c\u1ef1c \u0111\u1ed9, nh\u1edd \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u, \u0111\u1ea3m b\u1ea3o ngu\u1ed3n cung \u1ed5n \u0111\u1ecbnh cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p ph\u1ee5 thu\u1ed9c v\u00e0o l\u00faa m\u1ea1ch.<\/p>\n S\u1ef1 gia t\u0103ng nhi\u1ec7t \u0111\u1ed9 to\u00e0n c\u1ea7u \u0111ang l\u00e0m gi\u1ea3m m\u1ea1nh m\u1ebd s\u1ea3n l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u00e2y tr\u1ed3ng, v\u00e0 l\u00faa m\u1ea1ch c\u0169ng kh\u00f4ng ph\u1ea3i l\u00e0 ngo\u1ea1i l\u1ec7. Lo\u1ea1i ng\u0169 c\u1ed1c quan tr\u1ecdng n\u00e0y, thi\u1ebft y\u1ebfu cho th\u1ee9c \u0103n ch\u0103n nu\u00f4i v\u00e0 s\u1ea3n xu\u1ea5t bia, b\u1ecb \u1ea3nh h\u01b0\u1edfng nghi\u00eam tr\u1ecdng b\u1edfi nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao. C\u00e1c \u0111\u1ee3t n\u1eafng n\u00f3ng g\u00e2y t\u1ed5n th\u01b0\u01a1ng cho m\u00e0ng t\u1ebf b\u00e0o, ph\u00e1 v\u1ee1 protein v\u00e0 t\u0103ng s\u1ea3n sinh c\u00e1c lo\u00e0i oxy ph\u1ea3n \u1ee9ng, c\u00f3 h\u1ea1i cho t\u1ebf b\u00e0o. Nh\u1eefng r\u1ed1i lo\u1ea1n n\u00e0y c\u1ea3n tr\u1edf qu\u00e1 tr\u00ecnh quang h\u1ee3p v\u00e0 sinh s\u1ea3n c\u1ee7a c\u00e2y, d\u1eabn \u0111\u1ebfn thi\u1ec7t h\u1ea1i \u0111\u00e1ng k\u1ec3 v\u1ec1 n\u0103ng su\u1ea5t.<\/p>\n \u0110\u1ec3 kh\u1eafc ph\u1ee5c t\u00ecnh tr\u1ea1ng n\u00e0y, c\u00e1c c\u01a1 ch\u1ebf sinh l\u00fd v\u00e0 ph\u00e2n t\u1eed \u0111ang \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u. V\u1ec1 ph\u01b0\u01a1ng ph\u00e1p sinh l\u00fd, vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a th\u1eddi \u0111i\u1ec3m gieo tr\u1ed3ng gi\u00fap l\u00faa m\u1ea1ch tr\u00e1nh \u0111\u01b0\u1ee3c nh\u1eefng giai \u0111o\u1ea1n n\u1eafng n\u00f3ng kh\u1eafc nghi\u1ec7t trong c\u00e1c giai \u0111o\u1ea1n quan tr\u1ecdng nh\u01b0 ra hoa v\u00e0 l\u00e0m \u0111\u1ea7y h\u1ea1t. T\u01b0\u1edbi ti\u00eau h\u1ee3p l\u00fd v\u00e0 qu\u1ea3n l\u00fd ph\u00e2n b\u00f3n ch\u1eb7t ch\u1ebd c\u0169ng gi\u00fap c\u00e2y ch\u1ecbu \u0111\u1ef1ng t\u1ed1t h\u01a1n b\u1eb1ng c\u00e1ch duy tr\u00ec m\u1ee9c \u0111\u1ed9 hydrat h\u00f3a v\u00e0 dinh d\u01b0\u1ee1ng \u1ed5n \u0111\u1ecbnh. Vi\u1ec7c c\u1ea5y c\u00e1c lo\u1ea1i n\u1ea5m v\u00e0 vi khu\u1ea9n c\u00f3 l\u1ee3i c\u0169ng t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng c\u1ee7a l\u00faa m\u1ea1ch b\u1eb1ng c\u00e1ch k\u00edch th\u00edch s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 c\u1ea3i thi\u1ec7n h\u1ec7 th\u1ed1ng ph\u00f2ng th\u1ee7 ch\u1ed1ng l\u1ea1i stress.<\/p>\n C\u00e1c vi sinh v\u1eadt, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t s\u1ed1 ch\u1ee7ng Bacillus<\/em>, s\u1ea3n sinh hormone th\u1ef1c v\u1eadt v\u00e0 c\u1ed1 \u0111\u1ecbnh nit\u01a1, t\u1eeb \u0111\u00f3 th\u00fac \u0111\u1ea9y s\u1ef1 h\u1ea5p th\u1ee5 dinh d\u01b0\u1ee1ng t\u1ed1t h\u01a1n. Ch\u00fang c\u0169ng gi\u00fap trung h\u00f2a c\u00e1c lo\u00e0i oxy ph\u1ea3n \u1ee9ng, nguy\u00ean nh\u00e2n g\u00e2y m\u1ea5t c\u00e2n b\u1eb1ng ion trong c\u00e2y d\u01b0\u1edbi stress nhi\u1ec7t.<\/p>\n Tr\u00ean ph\u01b0\u01a1ng di\u1ec7n ph\u00e2n t\u1eed, nh\u1eefng ti\u1ebfn b\u1ed9 \u0111\u00e1ng k\u1ec3 \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ea1t \u0111\u01b0\u1ee3c. C\u00e1c gen kh\u00e1ng nhi\u1ec7t, \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh \u1edf c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt m\u1eabu nh\u01b0 Arabidopsis<\/em>, \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o l\u00faa m\u1ea1ch. V\u00ed d\u1ee5, gen HvGST4<\/em>, c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb l\u00faa m\u1ea1ch hoang d\u00e3, \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ec3u hi\u1ec7n qu\u00e1 m\u1ee9c \u1edf Arabidopsis<\/em>, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng kh\u00f4ng ch\u1ec9 nhi\u1ec7t \u0111\u1ed9 cao m\u00e0 c\u00f2n c\u1ea3 h\u1ea1n h\u00e1n, mu\u1ed1i v\u00e0 l\u1ea1nh. Gen n\u00e0y k\u00edch th\u00edch s\u1ea3n xu\u1ea5t glutathione, m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a t\u1ef1 nhi\u00ean b\u1ea3o v\u1ec7 t\u1ebf b\u00e0o. M\u1ed9t gen kh\u00e1c, TaHsfA6b<\/em>, c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb l\u00faa m\u00ec, \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o l\u00faa m\u1ea1ch th\u00f4ng qua ch\u1ec9nh s\u1eeda gen, t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng nhi\u1ec7t \u0111\u1ed9 cao m\u00e0 kh\u00f4ng l\u00e0m thay \u0111\u1ed5i c\u00e1c \u0111\u1eb7c t\u00ednh b\u00ecnh th\u01b0\u1eddng c\u1ee7a c\u00e2y.<\/p>\n C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u0169ng \u0111\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c c\u00e1c v\u00f9ng gen, g\u1ecdi l\u00e0 QTL, li\u00ean quan \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t. Ba trong s\u1ed1 c\u00e1c v\u00f9ng n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi kh\u1ea3 n\u0103ng kh\u00e1ng stress nhi\u1ec7t \u1edf 120 gi\u1ed1ng l\u00faa m\u1ea1ch, trong khi m\u01b0\u1eddi v\u00f9ng kh\u00e1c \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea3 kh\u1ea3 n\u0103ng kh\u00e1ng stress v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng h\u1ea1t. Nh\u1eefng ph\u00e1t hi\u1ec7n n\u00e0y cho ph\u00e9p l\u1ef1a ch\u1ecdn c\u00e1c gi\u1ed1ng c\u00e2y tr\u1ed3ng kh\u1ecfe h\u01a1n th\u00f4ng qua c\u00e1c k\u1ef9 thu\u1eadt ch\u1ecdn l\u1ecdc gen, ph\u00e2n t\u00edch ADN \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e2y.<\/p>\n Ch\u1ec9nh s\u1eeda gen b\u1eb1ng CRISPR, m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ch\u1ec9nh s\u1eeda ADN ch\u00ednh x\u00e1c, c\u0169ng mang l\u1ea1i nh\u1eefng tri\u1ec3n v\u1ecdng \u0111\u1ea7y h\u1ee9a h\u1eb9n. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y cho ph\u00e9p nh\u1eafm m\u1ee5c ti\u00eau c\u00e1c gen c\u1ee5 th\u1ec3 \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng kh\u00e1ng nhi\u1ec7t c\u1ee7a l\u00faa m\u1ea1ch m\u00e0 kh\u00f4ng g\u00e2y ra c\u00e1c \u0111\u1ed9t bi\u1ebfn kh\u00f4ng mong mu\u1ed1n. C\u00e1c gi\u1ed1ng \u0111\u01b0\u1ee3c ch\u1ec9nh s\u1eeda theo c\u00e1ch n\u00e0y s\u1ea3n sinh nhi\u1ec1u protein s\u1ed1c nhi\u1ec7t h\u01a1n, b\u1ea3o v\u1ec7 t\u1ebf b\u00e0o kh\u1ecfi stress.<\/p>\n Cu\u1ed1i c\u00f9ng, c\u00e1c bi\u1ec7n ph\u00e1p n\u00f4ng nghi\u1ec7p nh\u01b0 priming<\/em> nhi\u1ec7t, t\u1ee9c l\u00e0 ph\u01a1i nhi\u1ec5m ng\u1eafn h\u1ea1n c\u00e1c c\u00e2y con v\u1edbi nhi\u1ec7t \u0111\u1ed9 v\u1eeba ph\u1ea3i, gi\u00fap l\u00faa m\u1ea1ch chu\u1ea9n b\u1ecb t\u1ed1t h\u01a1n \u0111\u1ec3 ch\u1ecbu \u0111\u1ef1ng nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n sau n\u00e0y. K\u1ef9 thu\u1eadt n\u00e0y k\u00edch ho\u1ea1t c\u00e1c c\u01a1 ch\u1ebf ph\u00f2ng th\u1ee7, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1ea3n xu\u1ea5t enzyme ch\u1ed1ng oxy h\u00f3a v\u00e0 protein b\u1ea3o v\u1ec7, gi\u00fap h\u1ea1n ch\u1ebf t\u1ed5n th\u01b0\u01a1ng t\u1ebf b\u00e0o.<\/p>\n Nh\u1eefng ti\u1ebfn b\u1ed9 n\u00e0y, k\u1ebft h\u1ee3p v\u1edbi qu\u1ea3n l\u00fd c\u00e2y tr\u1ed3ng t\u1ed1i \u01b0u, c\u00f3 th\u1ec3 gi\u00fap duy tr\u00ec, th\u1eadm ch\u00ed c\u1ea3i thi\u1ec7n, s\u1ea3n l\u01b0\u1ee3ng l\u00faa m\u1ea1ch m\u1eb7c d\u00f9 bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu. Nh\u1eefng thi\u1ec7t h\u1ea1i hi\u1ec7n nay, c\u00f3 th\u1ec3 l\u00ean t\u1edbi 50% \u1edf m\u1ed9t s\u1ed1 v\u00f9ng trong tr\u01b0\u1eddng h\u1ee3p n\u1eafng n\u00f3ng c\u1ef1c \u0111\u1ed9, nh\u1edd \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u, \u0111\u1ea3m b\u1ea3o ngu\u1ed3n cung \u1ed5n \u0111\u1ecbnh cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p ph\u1ee5 thu\u1ed9c v\u00e0o l\u00faa m\u1ea1ch.<\/p>\n DOI\u00a0:<\/strong> https:\/\/doi.org\/10.1007\/s44372-026-00718-6<\/a><\/p>\n Titre\u00a0:<\/strong> Evaluation of molecular and physiological mechanisms underpinning heat stress tolerance in barley (Hordeum vulgare L.): an approach towards heat resilient barley production<\/p>\n Revue : <\/strong> Discover Plants<\/p>\n \u00c9diteur : <\/strong> Springer Science and Business Media LLC<\/p>\n Auteurs : <\/strong> Ali Hasnain; Muhammad Naveed Anjum; Zahid Mehmood; Adeel Mustafa; Muhammad Umer Farooq Awan<\/p>\n","protected":false},"excerpt":{"rendered":" N\u1eafng n\u00f3ng \u0111e d\u1ecda n\u0103ng su\u1ea5t l\u00faa m\u1ea1ch nh\u01b0ng v\u1eabn c\u00f3 gi\u1ea3i ph\u00e1p S\u1ef1 gia t\u0103ng nhi\u1ec7t \u0111\u1ed9 to\u00e0n c\u1ea7u \u0111ang l\u00e0m gi\u1ea3m m\u1ea1nh m\u1ebd s\u1ea3n l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u00e2y tr\u1ed3ng, v\u00e0 l\u00faa m\u1ea1ch c\u0169ng kh\u00f4ng ph\u1ea3i l\u00e0 ngo\u1ea1i l\u1ec7. Lo\u1ea1i ng\u0169 c\u1ed1c quan tr\u1ecdng n\u00e0y, thi\u1ebft y\u1ebfu cho th\u1ee9c \u0103n ch\u0103n nu\u00f4i v\u00e0… Continue reading N\u1eafng n\u00f3ng \u0111e d\u1ecda n\u0103ng su\u1ea5t l\u00faa m\u1ea1ch nh\u01b0ng v\u1eabn c\u00f3 gi\u1ea3i ph\u00e1p<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-21","post","type-post","status-publish","format-standard","hentry","category-moi-truong","entry"],"_links":{"self":[{"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/posts\/21","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/comments?post=21"}],"version-history":[{"count":1,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/posts\/21\/revisions"}],"predecessor-version":[{"id":22,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/posts\/21\/revisions\/22"}],"wp:attachment":[{"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/media?parent=21"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/categories?post=21"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/globalagriculturejournal.com\/vi\/wp-json\/wp\/v2\/tags?post=21"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}N\u1eafng n\u00f3ng \u0111e d\u1ecda n\u0103ng su\u1ea5t l\u00faa m\u1ea1ch nh\u01b0ng v\u1eabn c\u00f3 gi\u1ea3i ph\u00e1p<\/h1>\n
\nMentions des sources<\/h2>\n
Publication cit\u00e9e<\/h3>\n