{"id":274019,"date":"2017-02-23T16:22:00","date_gmt":"2017-02-23T09:22:00","guid":{"rendered":"https:\/\/clients-previewhub.com\/hoanmy_wp\/sat-thu-dang-sau-gia-do-sieu-toc\/"},"modified":"2025-11-08T19:18:03","modified_gmt":"2025-11-08T12:18:03","slug":"sat-thu-dang-sau-gia-do-sieu-toc","status":"publish","type":"post","link":"https:\/\/clients-previewhub.com\/hoanmy_wp\/sat-thu-dang-sau-gia-do-sieu-toc\/","title":{"rendered":"S\u00e1t Th\u1ee7 \u0110\u1eb1ng Sau Gi\u00e1 \u0110\u1ed7 Si\u00eau T\u1ed1c"},"content":{"rendered":"

G\u1ea7n \u0111\u00e2y, c\u00e1c c\u01a1 quan ch\u1ee9c n\u0103ng \u0111\u00e3 ph\u00e1t hi\u1ec7n r\u1ea5t nhi\u1ec1u c\u01a1 s\u1edf s\u1eed d\u1ee5ng h\u00f3a ch\u1ea5t v\u00e0 ph\u1ee5 gia c\u1ea5m \u0111\u1ec3 s\u1ea3n xu\u1ea5t th\u1ee9c \u0103n, trong \u0111\u00f3 gi\u00e1 \u0111\u1ed7 c\u0169ng kh\u00f4ng ngo\u1ea1i l\u1ec7. B\u00e0i vi\u1ebft d\u01b0\u1edbi g\u00f3c \u0111\u1ed9 y khoa n\u00e0y s\u1ebd gi\u00fap m\u1ecdi ng\u01b0\u1eddi hi\u1ec3u h\u01a1n v\u1ec1 s\u1ef1 nguy hi\u1ec3m n\u00e0y.<\/em><\/strong><\/p>\n

\u0110\u1ecbnh danh h\u00f3a ch\u1ea5t \u201cth\u1ea7n k\u1ef3\u201d Benzylaminopurine<\/strong><\/span><\/p>\n

C\u00f3 ba k\u00edch th\u00edch t\u1ed1 t\u1ef1 nhi\u00ean ki\u1ec3m so\u00e1t s\u1ef1 t\u0103ng tr\u01b0\u1edfng v\u00e0 c\u00e1c ch\u1ee9c n\u0103ng kh\u00e1c c\u1ee7a th\u1ef1c v\u1eadt l\u00e0: auxin, cytokinin v\u00e0 giberelin.<\/span><\/div>\n
Ch\u1ea5t 6-Benzylaminopurine (BAP) l\u00e0 ch\u1ea5t k\u00edch th\u00edch t\u0103ng tr\u01b0\u1edfng t\u1ebf b\u00e0o (cytokinin) th\u1ebf h\u1ec7 t\u1ed5ng h\u1ee3p \u0111\u1ea7u ti\u00ean.<\/span><\/div>\n
Benzylaminopurine k\u1ebft tinh th\u00e0nh tinh th\u1ec3 h\u00ecnh kim, kh\u00f4ng m\u00e0u, kh\u00f4ng tan trong c\u00e1c dung m\u00f4i h\u1eefu c\u01a1 th\u00f4ng th\u01b0\u1eddng, tan trong dimethylfornamide, dimethyl sulfoxide, tan trong dung d\u1ecbch n\u01b0\u1edbc v\u00f4i (Na2CO3).<\/span><\/div>\n
Tr\u00ean c\u00e2y c\u1ecf, benzylaminopurine c\u00f3 ba t\u00e1c d\u1ee5ng <\/span><\/div>\n
– K\u00edch th\u00edch c\u00e2y ph\u00e1t tri\u1ec3n, ra nh\u00e1nh, \u0111\u00e2m ch\u1ed3i, <\/span><\/div>\n
– T\u0103ng c\u01b0\u1eddng ra hoa v\u00e0 l\u00e0m tr\u00e1i c\u00e2y to h\u01a1n nh\u1edd k\u00edch th\u00edch ph\u00e2n chia t\u1ebf b\u00e0o, <\/span><\/div>\n
– T\u0103ng \u0111\u1ec1 kh\u00e1ng v\u1edbi b\u1ec7nh, h\u1ea1n h\u00e1n, l\u1ea1nh, ho\u1eb7c n\u1ed3ng \u0111\u1ed9 mu\u1ed1i cao v\u00e0<\/span><\/div>\n
– Do benzylaminopurine c\u00f3 kh\u1ea3 n\u0103ng \u1ee9c ch\u1ebf enzyme kinase h\u00f4 h\u1ea5p \u1edf th\u1ef1c v\u1eadt n\u00ean sau thu ho\u1ea1ch cho phun n\u1ed3ng \u0111\u1ed9 t\u1eeb 10 \u0111\u1ebfn 15 ppm, s\u1ea3n ph\u1ea9m v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c m\u00e0u s\u1eafc v\u00e0 t\u01b0\u01a1i xanh l\u00e2u h\u01a1n.<\/span><\/div>\n
\u0110i\u1ec1u c\u1ea7n l\u01b0u \u00fd l\u00e0 kh\u00f4ng m\u1ed9t k\u00edch th\u00edch t\u1ed1 th\u1ef1c v\u1eadt n\u00e0o \u0111\u01b0\u1ee3c cho ph\u00e9p d\u00f9ng cho ng\u01b0\u1eddi k\u1ec3 c\u1ea3 b\u00f4i l\u00ean da.<\/span><\/div>\n
<\/div>\n
M\u1ee9c \u0111\u1ed9 nguy hi\u1ec3m cho ng\u01b0\u1eddi<\/strong><\/span><\/span><\/div>\n
Kh\u1ea3o s\u00e1t tr\u00ean \u0111\u1ed9ng v\u1eadt t\u1ea1i M\u1ef9 cho th\u1ea5y, 6-benzylaminopurine g\u00e2y \u0111\u1ed9c t\u00ednh c\u1ea5p: \u0103n v\u00e0o l\u01b0\u1ee3ng l\u1edbn 6-benzylaminopurine c\u00f3 th\u1ec3 g\u00e2y t\u1eed vong; n\u1ebfu ti\u1ebfp x\u00fac h\u00edt, qua da l\u00e2u d\u00e0i c\u00f3 th\u1ec3 l\u00e0m thai nh\u1eb9 k\u00fd, n\u00e3o \u00fang th\u1ee7y v\u00e0 c\u00e1c d\u1ecb t\u1eadt b\u1ea9m sinh.<\/span><\/div>\n

Tr\u00ean c\u01a1 th\u1ec3 con ng\u01b0\u1eddi, n\u1ebfu 6-benzylaminopurine v\u0103ng v\u00e0o m\u1eaft s\u1ebd g\u00e2y vi\u00eam k\u1ebft m\u1ea1c; d\u00ednh v\u00e0o da g\u00e2y vi\u00eam da, l\u00e0m n\u1eb7ng th\u00eam b\u1ec7nh l\u00fd da; n\u1ebfu h\u00edt g\u00e2y t\u1ed5n th\u01b0\u01a1ng ph\u1ed5i, vi\u00eam ph\u1ed5i, l\u00e0m n\u1eb7ng th\u00eam c\u00e1c b\u1ec7nh ph\u1ed5i m\u00e3n t\u00ednh nh\u01b0 vi\u00eam ph\u1ebf qu\u1ea3n m\u00e3n t\u00ednh, COPD, x\u01a1 ph\u1ed5i\u2026.<\/span>C\u1ea5m v\u00e0 ph\u1ea1t ti\u1ec1n n\u1eb7ng, ph\u1ea1t h\u00ecnh s\u1ef1<\/strong><\/span><\/p>\n

Benzylaminopurine l\u00e0 h\u00f3a ch\u1ea5t t\u0103ng tr\u01b0\u1edfng th\u1ef1c v\u1eadt c\u1ea5m d\u00f9ng cho ng\u01b0\u1eddi. Do \u0111\u00f3, vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m ph\u1ee5 gia s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m l\u00e0 tr\u1ecdng t\u1ed9i. <\/span>Hi\u1ec7n nay, t\u00ecnh h\u00ecnh v\u1ec7 sinh an to\u00e0n th\u1ef1c ph\u1ea9m (VSATTP) \u1edf n\u01b0\u1edbc ta \u0111ang m\u1ee9c b\u00e1o \u0111\u1ed9ng \u0111\u1ecf. Theo b\u1ed9 lu\u1eadt h\u00ecnh s\u1ef1 (BLHS) 2015 c\u00f3 hi\u1ec7u l\u1ef1c t\u1eeb 1.7.2016 th\u00ec t\u1ed5 ch\u1ee9c, c\u00e1 nh\u00e2n s\u1eed d\u1ee5ng ch\u1ea5t c\u1ea5m c\u00f3 th\u1ec3 b\u1ecb truy t\u1ed1 h\u00ecnh s\u1ef1 v\u00ec h\u00e0nh vi c\u1ea5u th\u00e0nh t\u1ed9i s\u1eed d\u1ee5ng ch\u1ea5t c\u1ea5m. Theo \u0111i\u1ec1u 190, 191, 195 v\u00e0 317 c\u1ee7a BLHS 2015 n\u00e0y c\u00e1 nh\u00e2n vi ph\u1ea1m c\u00e1c quy \u0111\u1ecbnh v\u1ec1 VSATTP s\u1ebd b\u1ecb ph\u1ea1t ti\u1ec1n t\u1eeb 50 \u0111\u1ebfn 200 tri\u1ec7u \u0111\u1ed3ng v\u00e0 ph\u1ea1t t\u00f9 t\u1eeb 01 \u0111\u1ebfn 05 n\u0103m. N\u1ebfu vi ph\u1ea1m cao h\u01a1n hay t\u00e1i ph\u1ea1m th\u00ec m\u1ee9c ph\u1ea1t s\u1ebd c\u00f2n t\u0103ng th\u00eam n\u1eefa.<\/span><\/div>\n

C\u0169ng c\u1ea7n l\u01b0u \u00fd, khi ng\u00e2m tr\u1ef1c ti\u1ebfp v\u1edbi gi\u00e1 \u0111\u1ed7, dung d\u1ecbch ch\u1ea5t t\u0103ng tr\u01b0\u1edfng 6-benzylaminopurine s\u1ebd th\u1ea9m th\u1ea5u s\u00e2u v\u00e0o trong th\u00e2n c\u1ee7a c\u1ecdng gi\u00e1. V\u00ec ch\u1ea5t 6-benzylaminopurine ch\u1ec9 tan t\u1ed1t trong dung d\u1ecbch ki\u1ec1m, k\u00e9m tan trong n\u01b0\u1edbc c\u00f3 pH trung t\u00ednh hay axit, n\u00ean gi\u00e1 \u0111\u1ed7 th\u00e0nh ph\u1ea9m d\u00f9 c\u00f3 r\u1eeda nhi\u1ec1u l\u1ea7n v\u1edbi n\u01b0\u1edbc th\u00f4ng th\u01b0\u1eddng c\u0169ng kh\u00f4ng th\u1ec3 t\u1ea9y s\u1ea1ch \u0111\u01b0\u1ee3c benzylaminopurine n\u00e0y n\u00ean d\u01b0 l\u01b0\u1ee3ng h\u00f3a ch\u1ea5t t\u1ed3n d\u01b0 r\u1ea5t cao v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c kh\u1ecfe c\u1ee7a ng\u01b0\u1eddi s\u1eed d\u1ee5ng.<\/span><\/p>\n

Ts.Bs Tr\u1ea7n B\u00e1 Tho\u1ea1i – B\u1ec7nh vi\u1ec7n Ho\u00e0n M\u1ef9 \u0110\u00e0 N\u1eb5ng<\/strong><\/span><\/p>\n

\n","protected":false},"excerpt":{"rendered":"

G\u1ea7n \u0111\u00e2y, c\u00e1c c\u01a1 quan ch\u1ee9c n\u0103ng \u0111\u00e3 ph\u00e1t hi\u1ec7n r\u1ea5t nhi\u1ec1u c\u01a1 s\u1edf s\u1eed d\u1ee5ng h\u00f3a ch\u1ea5t v\u00e0 ph\u1ee5 gia c\u1ea5m \u0111\u1ec3 s\u1ea3n xu\u1ea5t th\u1ee9c \u0103n, trong \u0111\u00f3 gi\u00e1…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1249],"tags":[],"class_list":["post-274019","post","type-post","status-publish","format-standard","hentry","category-tin-tuc-y-te"],"acf":[],"_links":{"self":[{"href":"https:\/\/clients-previewhub.com\/hoanmy_wp\/wp-json\/wp\/v2\/posts\/274019","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/clients-previewhub.com\/hoanmy_wp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/clients-previewhub.com\/hoanmy_wp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/clients-previewhub.com\/hoanmy_wp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/clients-previewhub.com\/hoanmy_wp\/wp-json\/wp\/v2\/comments?post=274019"}],"version-history":[{"count":1,"href":"https:\/\/clients-previewhub.com\/hoanmy_wp\/wp-json\/wp\/v2\/posts\/274019\/revisions"}],"predecessor-version":[{"id":310980,"href":"https:\/\/clients-previewhub.com\/hoanmy_wp\/wp-json\/wp\/v2\/posts\/274019\/revisions\/310980"}],"wp:attachment":[{"href":"https:\/\/clients-previewhub.com\/hoanmy_wp\/wp-json\/wp\/v2\/media?parent=274019"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/clients-previewhub.com\/hoanmy_wp\/wp-json\/wp\/v2\/categories?post=274019"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/clients-previewhub.com\/hoanmy_wp\/wp-json\/wp\/v2\/tags?post=274019"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}