{"id":111897,"date":"2021-07-24T08:54:42","date_gmt":"2021-07-24T15:54:42","guid":{"rendered":"https:\/\/www.pandasilk.com\/inheritance-of-dormancy-in-silkworm\/"},"modified":"2025-01-12T14:25:39","modified_gmt":"2025-01-12T22:25:39","slug":"inheritance-of-dormancy-in-silkworm","status":"publish","type":"post","link":"https:\/\/www.pandasilk.com\/vi\/inheritance-of-dormancy-in-silkworm\/","title":{"rendered":"Di truy\u1ec1n t\u00ednh ng\u1ee7 \u0111\u00f4ng \u1edf t\u1eb1m: Nghi\u00ean c\u1ee9u c\u01a1 ch\u1ebf v\u00e0 \u1ee9ng d\u1ee5ng"},"content":{"rendered":"

T\u1eb1m t\u01a1, v\u1edbi chu k\u1ef3 s\u1ed1ng ng\u1eafn ng\u1ee7i nh\u01b0ng ph\u1ee9c t\u1ea1p, mang trong m\u00ecnh nhi\u1ec1u b\u00ed \u1ea9n, trong \u0111\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ng\u1ee7 \u0111\u00f4ng (dormancy) l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 thu h\u00fat s\u1ef1 quan t\u00e2m c\u1ee7a c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u. S\u1ef1 di truy\u1ec1n c\u1ee7a t\u00ednh tr\u1ea1ng ng\u1ee7 \u0111\u00f4ng n\u00e0y \u1edf t\u1eb1m t\u01a1 kh\u00f4ng ch\u1ec9 quy\u1ebft \u0111\u1ecbnh hi\u1ec7u su\u1ea5t s\u1ea3n xu\u1ea5t t\u01a1 m\u00e0 c\u00f2n li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh chu k\u1ef3 sinh s\u1ea3n c\u1ee7a lo\u00e0i n\u00e0y, g\u00f3p ph\u1ea7n v\u00e0o vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh nu\u00f4i t\u1eb1m v\u00e0 s\u1ea3n xu\u1ea5t t\u01a1 ch\u1ea5t l\u01b0\u1ee3ng cao nh\u01b0 c\u1ee7a th\u01b0\u01a1ng hi\u1ec7u PandaSilk. Hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf di truy\u1ec1n c\u1ee7a ng\u1ee7 \u0111\u00f4ng gi\u00fap ch\u00fang ta c\u00f3 th\u1ec3 ch\u1ecdn l\u1ecdc v\u00e0 nh\u00e2n gi\u1ed1ng c\u00e1c gi\u1ed1ng t\u1eb1m c\u00f3 kh\u1ea3 n\u0103ng ng\u1ee7 \u0111\u00f4ng ph\u00f9 h\u1ee3p, t\u1eeb \u0111\u00f3 n\u00e2ng cao hi\u1ec7u qu\u1ea3 kinh t\u1ebf.<\/p>\n

1. Kh\u00e1i ni\u1ec7m ng\u1ee7 \u0111\u00f4ng \u1edf t\u1eb1m t\u01a1<\/h3>\n

Ng\u1ee7 \u0111\u00f4ng (diapause) \u1edf t\u1eb1m t\u01a1 l\u00e0 m\u1ed9t giai \u0111o\u1ea1n t\u1ea1m ng\u1eebng ph\u00e1t tri\u1ec3n, th\u01b0\u1eddng x\u1ea3y ra \u1edf giai \u0111o\u1ea1n tr\u1ee9ng ho\u1eb7c nh\u1ed9ng, nh\u1eb1m th\u00edch \u1ee9ng v\u1edbi \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng b\u1ea5t l\u1ee3i nh\u01b0 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, thi\u1ebfu th\u1ee9c \u0103n. T\u1eb1m t\u01a1 c\u00f3 kh\u1ea3 n\u0103ng ng\u1ee7 \u0111\u00f4ng kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o gi\u1ed1ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng. Th\u1eddi gian ng\u1ee7 \u0111\u00f4ng c\u00f3 th\u1ec3 k\u00e9o d\u00e0i t\u1eeb v\u00e0i tu\u1ea7n \u0111\u1ebfn v\u00e0i th\u00e1ng, th\u1eadm ch\u00ed v\u00e0i n\u0103m t\u00f9y thu\u1ed9c v\u00e0o gi\u1ed1ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng. S\u1ef1 b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac c\u1ee7a giai \u0111o\u1ea1n ng\u1ee7 \u0111\u00f4ng \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1edfi c\u00e1c y\u1ebfu t\u1ed1 n\u1ed9i sinh v\u00e0 ngo\u1ea1i sinh ph\u1ee9c t\u1ea1p.<\/p>\n

2. C\u01a1 s\u1edf di truy\u1ec1n c\u1ee7a ng\u1ee7 \u0111\u00f4ng<\/h3>\n

T\u00ednh tr\u1ea1ng ng\u1ee7 \u0111\u00f4ng \u1edf t\u1eb1m t\u01a1 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1edfi nhi\u1ec1u gen, t\u01b0\u01a1ng t\u00e1c ph\u1ee9c t\u1ea1p v\u1edbi nhau v\u00e0 v\u1edbi m\u00f4i tr\u01b0\u1eddng. C\u00e1c nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 ra s\u1ef1 li\u00ean quan c\u1ee7a nhi\u1ec1u locus gen trong vi\u1ec7c quy\u1ebft \u0111\u1ecbnh kh\u1ea3 n\u0103ng ng\u1ee7 \u0111\u00f4ng c\u1ee7a t\u1eb1m. Tuy nhi\u00ean, vi\u1ec7c x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c c\u00e1c gen v\u00e0 con \u0111\u01b0\u1eddng t\u00edn hi\u1ec7u li\u00ean quan v\u1eabn \u0111ang \u0111\u01b0\u1ee3c ti\u1ebfp t\u1ee5c nghi\u00ean c\u1ee9u. M\u1ed9t s\u1ed1 nghi\u00ean c\u1ee9u \u0111\u00e3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p \u0111\u00e1nh d\u1ea5u ph\u00e2n t\u1eed \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c marker li\u00ean k\u1ebft v\u1edbi t\u00ednh tr\u1ea1ng ng\u1ee7 \u0111\u00f4ng, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho vi\u1ec7c ch\u1ecdn l\u1ecdc gi\u1ed1ng.<\/p>\n

3. \u1ea2nh h\u01b0\u1edfng c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng<\/h3>\n

M\u1eb7c d\u00f9 c\u00f3 c\u01a1 s\u1edf di truy\u1ec1n, nh\u01b0ng bi\u1ec3u hi\u1ec7n c\u1ee7a t\u00ednh tr\u1ea1ng ng\u1ee7 \u0111\u00f4ng \u1edf t\u1eb1m t\u01a1 c\u0169ng ch\u1ecbu \u1ea3nh h\u01b0\u1edfng m\u1ea1nh m\u1ebd c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng nh\u01b0 nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m, \u00e1nh s\u00e1ng v\u00e0 ch\u1ebf \u0111\u1ed9 dinh d\u01b0\u1ee1ng. V\u00ed d\u1ee5, nhi\u1ec7t \u0111\u1ed9 th\u1ea5p th\u01b0\u1eddng k\u00edch th\u00edch s\u1ef1 b\u1eaft \u0111\u1ea7u c\u1ee7a giai \u0111o\u1ea1n ng\u1ee7 \u0111\u00f4ng, trong khi nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m ho\u1eb7c ng\u0103n ch\u1eb7n hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y. \u0110\u1ed9 \u1ea9m v\u00e0 \u00e1nh s\u00e1ng c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 bi\u1ec3u hi\u1ec7n c\u1ee7a gen li\u00ean quan \u0111\u1ebfn ng\u1ee7 \u0111\u00f4ng. Ch\u1ebf \u0111\u1ed9 dinh d\u01b0\u1ee1ng c\u1ee7a t\u1eb1m m\u1eb9 c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng ng\u1ee7 \u0111\u00f4ng c\u1ee7a tr\u1ee9ng.<\/p>\n

4. \u1ee8ng d\u1ee5ng trong ch\u1ecdn gi\u1ed1ng v\u00e0 s\u1ea3n xu\u1ea5t<\/h3>\n

Hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf di truy\u1ec1n c\u1ee7a ng\u1ee7 \u0111\u00f4ng gi\u00fap c\u00e1c nh\u00e0 khoa h\u1ecdc ch\u1ecdn l\u1ecdc v\u00e0 nh\u00e2n gi\u1ed1ng c\u00e1c gi\u1ed1ng t\u1eb1m c\u00f3 kh\u1ea3 n\u0103ng ng\u1ee7 \u0111\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu v\u00e0 m\u1ee5c \u0111\u00edch s\u1ea3n xu\u1ea5t. V\u00ed d\u1ee5, \u0111\u1ed1i v\u1edbi c\u00e1c v\u00f9ng c\u00f3 m\u00f9a \u0111\u00f4ng l\u1ea1nh gi\u00e1, vi\u1ec7c ch\u1ecdn l\u1ecdc c\u00e1c gi\u1ed1ng t\u1eb1m c\u00f3 kh\u1ea3 n\u0103ng ng\u1ee7 \u0111\u00f4ng t\u1ed1t l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 s\u1ed1ng s\u00f3t c\u1ee7a tr\u1ee9ng v\u00e0 \u1ea5u tr\u00f9ng qua m\u00f9a \u0111\u00f4ng. Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ed1i v\u1edbi c\u00e1c v\u00f9ng c\u00f3 kh\u00ed h\u1eadu \u1ea5m \u00e1p, vi\u1ec7c ch\u1ecdn l\u1ecdc c\u00e1c gi\u1ed1ng t\u1eb1m c\u00f3 kh\u1ea3 n\u0103ng ng\u1ee7 \u0111\u00f4ng th\u1ea5p h\u01a1n s\u1ebd gi\u00fap t\u0103ng t\u1ed1c \u0111\u1ed9 s\u1ea3n xu\u1ea5t t\u01a1. Vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt ch\u1ecdn l\u1ecdc hi\u1ec7n \u0111\u1ea1i k\u1ebft h\u1ee3p v\u1edbi hi\u1ec3u bi\u1ebft v\u1ec1 di truy\u1ec1n h\u1ecdc s\u1ebd gi\u00fap n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t t\u01a1, g\u00f3p ph\u1ea7n v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng c\u1ee7a ng\u00e0nh t\u01a1 t\u1eb1m, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u ng\u00e0y c\u00e0ng cao c\u1ee7a th\u1ecb tr\u01b0\u1eddng, v\u00ed d\u1ee5 nh\u01b0 \u0111\u1ed1i v\u1edbi s\u1ea3n ph\u1ea9m t\u01a1 cao c\u1ea5p c\u1ee7a PandaSilk.<\/p>\n

5. B\u1ea3ng t\u00f3m t\u1eaft c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ng\u1ee7 \u0111\u00f4ng \u1edf t\u1eb1m t\u01a1<\/h3>\n\n\n\n\n\n\n\n\n\n
Y\u1ebfu t\u1ed1<\/th>\nLo\u1ea1i<\/th>\n\u1ea2nh h\u01b0\u1edfng<\/th>\n<\/tr>\n<\/thead>\n
Gen<\/td>\nN\u1ed9i sinh<\/td>\nQuy\u1ebft \u0111\u1ecbnh kh\u1ea3 n\u0103ng ng\u1ee7 \u0111\u00f4ng<\/td>\n<\/tr>\n
Nhi\u1ec7t \u0111\u1ed9<\/td>\nNgo\u1ea1i sinh<\/td>\nK\u00edch th\u00edch ho\u1eb7c \u1ee9c ch\u1ebf ng\u1ee7 \u0111\u00f4ng<\/td>\n<\/tr>\n
\u0110\u1ed9 \u1ea9m<\/td>\nNgo\u1ea1i sinh<\/td>\n\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a tr\u1ee9ng<\/td>\n<\/tr>\n
\u00c1nh s\u00e1ng<\/td>\nNgo\u1ea1i sinh<\/td>\nC\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn bi\u1ec3u hi\u1ec7n gen<\/td>\n<\/tr>\n
Dinh d\u01b0\u1ee1ng<\/td>\nNgo\u1ea1i sinh<\/td>\n\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c kh\u1ecfe c\u1ee7a t\u1eb1m m\u1eb9 v\u00e0 kh\u1ea3 n\u0103ng ng\u1ee7 \u0111\u00f4ng c\u1ee7a tr\u1ee9ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

K\u1ebft lu\u1eadn: Ng\u1ee7 \u0111\u00f4ng \u1edf t\u1eb1m t\u01a1 l\u00e0 m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng ph\u1ee9c t\u1ea1p, ch\u1ecbu \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u1ea3 y\u1ebfu t\u1ed1 di truy\u1ec1n v\u00e0 m\u00f4i tr\u01b0\u1eddng. Vi\u1ec7c nghi\u00ean c\u1ee9u s\u00e2u r\u1ed9ng v\u1ec1 c\u01a1 ch\u1ebf di truy\u1ec1n c\u1ee7a ng\u1ee7 \u0111\u00f4ng kh\u00f4ng ch\u1ec9 gi\u00fap ch\u00fang ta hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 sinh h\u1ecdc c\u1ee7a lo\u00e0i n\u00e0y m\u00e0 c\u00f2n c\u00f3 \u00fd ngh\u0129a thi\u1ebft th\u1ef1c trong vi\u1ec7c ch\u1ecdn l\u1ecdc gi\u1ed1ng v\u00e0 t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh s\u1ea3n xu\u1ea5t t\u01a1 t\u1eb1m, h\u01b0\u1edbng t\u1edbi s\u1ea3n xu\u1ea5t t\u01a1 ch\u1ea5t l\u01b0\u1ee3ng cao, \u0111\u00e1p \u1ee9ng nhu c\u1ea7u th\u1ecb tr\u01b0\u1eddng trong n\u01b0\u1edbc v\u00e0 qu\u1ed1c t\u1ebf, g\u00f3p ph\u1ea7n kh\u1eb3ng \u0111\u1ecbnh v\u1ecb th\u1ebf c\u1ee7a c\u00e1c th\u01b0\u01a1ng hi\u1ec7u t\u01a1 t\u1eb1m Vi\u1ec7t Nam, nh\u01b0 PandaSilk, tr\u00ean tr\u01b0\u1eddng qu\u1ed1c t\u1ebf.<\/p>\n","protected":false},"excerpt":{"rendered":"

T\u1eb1m t\u01a1, v\u1edbi chu k\u1ef3 s\u1ed1ng ng\u1eafn ng\u1ee7i nh\u01b0ng ph\u1ee9c t\u1ea1p, mang trong m\u00ecnh nhi\u1ec1u b\u00ed \u1ea9n, trong \u0111\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ng\u1ee7 \u0111\u00f4ng (dormancy) l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 thu h\u00fat s\u1ef1 quan t\u00e2m c\u1ee7a c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u. S\u1ef1 di truy\u1ec1n c\u1ee7a t\u00ednh tr\u1ea1ng ng\u1ee7 \u0111\u00f4ng n\u00e0y \u1edf t\u1eb1m t\u01a1 kh\u00f4ng ch\u1ec9 quy\u1ebft \u0111\u1ecbnh hi\u1ec7u<\/p>\n","protected":false},"author":1,"featured_media":75814,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37755],"tags":[],"class_list":["post-111897","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sericulture-vi","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.pandasilk.com\/vi\/wp-json\/wp\/v2\/posts\/111897","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pandasilk.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pandasilk.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pandasilk.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pandasilk.com\/vi\/wp-json\/wp\/v2\/comments?post=111897"}],"version-history":[{"count":0,"href":"https:\/\/www.pandasilk.com\/vi\/wp-json\/wp\/v2\/posts\/111897\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pandasilk.com\/vi\/wp-json\/wp\/v2\/media\/75814"}],"wp:attachment":[{"href":"https:\/\/www.pandasilk.com\/vi\/wp-json\/wp\/v2\/media?parent=111897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pandasilk.com\/vi\/wp-json\/wp\/v2\/categories?post=111897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pandasilk.com\/vi\/wp-json\/wp\/v2\/tags?post=111897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}