{"id":17135,"date":"2026-02-24T11:02:44","date_gmt":"2026-02-24T10:02:44","guid":{"rendered":"https:\/\/mycokingdom.net\/alternaria-moi-de-doa-tiem-an-gia-tang-cung-bien-doi-khi-hau\/"},"modified":"2026-02-24T15:35:51","modified_gmt":"2026-02-24T14:35:51","slug":"alternaria-moi-de-doa-tiem-an-gia-tang-cung-bien-doi-khi-hau","status":"publish","type":"post","link":"https:\/\/mycokingdom.net\/vi\/alternaria-moi-de-doa-tiem-an-gia-tang-cung-bien-doi-khi-hau\/","title":{"rendered":"Alternaria: m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n gia t\u0103ng c\u00f9ng bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu"},"content":{"rendered":"<div id=\"fws_66d8668cdd08c\" class=\"wpb_row vc_row-fluid vc_row inner_row\" data-midnight=\"\" data-column-margin=\"default\">\n<p><strong>Bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111ang l\u00e0m thay \u0111\u1ed5i c\u00e1c xu h\u01b0\u1edbng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u1ea9m \u0111\u1ed9, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c lo\u00e0i n\u1ea5m thu\u1ed9c chi <em>Alternaria<\/em>, \u0111\u1eb7c bi\u1ec7t l\u00e0 lo\u00e0i <em>Alternaria alternata<\/em>. Nh\u1eefng lo\u00e0i n\u1ea5m n\u00e0y hi\u1ec7n \u0111ang lan r\u1ed9ng h\u01a1n tr\u00ean c\u00e1c lo\u1ea1i c\u00e2y tr\u1ed3ng v\u00e0 khu v\u1ef1c \u0111\u1ecba l\u00fd kh\u00e1c nhau, l\u00e0m gia t\u0103ng nguy c\u01a1 nhi\u1ec5m \u0111\u1ed9c t\u1ed1 Alternariol (AOH), nh\u1ea5t l\u00e0 trong qu\u00e1 tr\u00ecnh b\u1ea3o qu\u1ea3n v\u00e0 v\u1eadn chuy\u1ec3n. \u0110\u1ed9c t\u1ed1 Alternariol l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t benzochromenone isocoumarin, v\u00e0 qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh c\u1ee7a n\u00f3 t\u0103ng m\u1ea1nh d\u01b0\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n stress m\u00f4i tr\u01b0\u1eddng, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1ef1 dao \u0111\u1ed9ng c\u1ee7a ho\u1ea1t \u0111\u1ed9 n\u01b0\u1edbc th\u01b0\u1eddng do c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng th\u1eddi ti\u1ebft kh\u1eafc nghi\u1ec7t g\u00e2y ra. Do \u0111\u00f3, \u0111\u1ed9c t\u1ed1 AOH \u0111ang n\u1ed5i l\u00ean nh\u01b0 m\u1ed9t m\u1ed1i nguy \u0111\u00e1ng l\u01b0u \u00fd \u0111\u1ed1i v\u1edbi an to\u00e0n th\u1ef1c ph\u1ea9m v\u00e0 th\u1ee9c \u0103n ch\u0103n nu\u00f4i tr\u00ean to\u00e0n c\u1ea7u.<\/strong><\/p>\n<p>Khi \u0111\u00e3 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh, \u0111\u1ed9c t\u1ed1 AOH c\u00f3 th\u1ec3 t\u1ed3n l\u01b0u ho\u1eb7c li\u00ean k\u1ebft v\u1edbi \u0111\u01b0\u1eddng v\u00e0 sunfat, t\u1ea1o th\u00e0nh c\u00e1c \u201c\u0111\u1ed9c t\u1ed1 n\u1ea5m b\u1ecb che gi\u1ea5u\u201d \u2013 nh\u1eefng d\u1ea1ng kh\u00f3 ph\u00e1t hi\u1ec7n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch th\u00f4ng th\u01b0\u1eddng nh\u01b0ng c\u00f3 th\u1ec3 chuy\u1ec3n h\u00f3a l\u1ea1i th\u00e0nh d\u1ea1ng g\u00e2y \u0111\u1ed9c trong qu\u00e1 tr\u00ecnh ti\u00eau h\u00f3a. H\u00e0m l\u01b0\u1ee3ng AOH cao \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n trong l\u00faa m\u1ea1ch v\u00e0 c\u00e1c lo\u1ea1i h\u1ea1t. Do kh\u1ea3 n\u0103ng b\u1ec1n nhi\u1ec7t v\u00e0 kh\u00e1ng l\u1ea1i c\u00e1c qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn, s\u1ef1 nhi\u1ec5m \u0111\u1ed9c t\u1ed1 AOH c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c chuy\u1ec3n t\u1eeb nguy\u00ean li\u1ec7u th\u00f4 sang c\u00e1c s\u1ea3n ph\u1ea9m th\u1ef1c ph\u1ea9m v\u00e0 th\u1ee9c \u0103n ch\u0103n nu\u00f4i \u1edf giai \u0111o\u1ea1n cu\u1ed1i c\u1ee7a qui tr\u00ecnh.<\/p>\n<p>Alternariol \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o nh\u00f3m \u201c\u0111\u1ed9c t\u1ed1 n\u1ea5m m\u1edbi n\u1ed5i\u201d, v\u00e0 hi\u1ec7n nay EFSA v\u1eabn ch\u01b0a \u0111\u01b0a ra b\u1ea5t k\u1ef3 khuy\u1ebfn ngh\u1ecb n\u00e0o v\u1ec1 m\u1ee9c \u0111\u1ed9 nhi\u1ec5m t\u1ed1i \u0111a cho ng\u0169 c\u1ed1c v\u00e0 th\u1ee9c \u0103n ch\u0103n nu\u00f4i. Vi\u1ec7c AOH c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n trong d\u00e3y nhi\u1ec7t \u0111\u1ed9 r\u1ed9ng (t\u1eeb 4 \u00b0C \u0111\u1ebfn 35 \u00b0C) cho th\u1ea5y n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng t\u1ed3n t\u1ea1i v\u00e0 ti\u1ebfp t\u1ee5c sinh b\u00e0o t\u1eed ngay c\u1ea3 \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p. Trong m\u1ed9t nghi\u00ean c\u1ee9u t\u1ed5ng quan tr\u00ean ng\u0169 c\u1ed1c, m\u1ee9c AOH trung b\u00ecnh cao nh\u1ea5t \u0111\u01b0\u1ee3c ghi nh\u1eadn \u1edf m\u1eabu l\u00faa m\u1ea1ch t\u1eeb Argentina; c\u0169ng nh\u01b0 m\u1eabu l\u00faa m\u00ec spelt v\u00e0 y\u1ebfn m\u1ea1ch t\u1eeb Slovenia, nh\u01b0 h\u00ecnh 1.<\/p>\n<figure style=\"text-align: center;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"http:\/\/mycokingdom.net\/wp-content\/uploads\/2026\/02\/muc-trung-binh-doc-to-alternariol.png\" alt=\"M\u1ee9c trung b\u00ecnh c\u1ee7a alternariol\" \/><figcaption>M\u1ee9c trung b\u00ecnh c\u1ee7a \u0111\u1ed9c t\u1ed1 alternariol<\/figcaption><\/figure>\n<\/div>\n<p>\u1ede \u0111\u1ed9ng v\u1eadt, AOH g\u00e2y ra nhi\u1ec1u t\u00e1c \u0111\u1ed9ng \u0111\u1ed9c t\u00ednh kh\u00e1c nhau. C\u00e1c nghi\u00ean c\u1ee9u tr\u00ean m\u00f4 gan v\u00e0 ru\u1ed9t c\u1ee7a chu\u1ed9t cho th\u1ea5y t\u00ecnh tr\u1ea1ng stress oxy h\u00f3a, t\u1ed5n th\u01b0\u01a1ng DNA v\u00e0 ph\u1ea3n \u1ee9ng vi\u00eam. \u0110\u1ed9c t\u1ed1 AOH c\u0169ng c\u00f3 ho\u1ea1t t\u00ednh t\u01b0\u01a1ng t\u1ef1 nh\u01b0 estrogen v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c th\u1ee5 th\u1ec3 androgen, c\u00f3 th\u1ec3 l\u00e0m r\u1ed1i lo\u1ea1n ch\u1ee9c n\u0103ng sinh s\u1ea3n v\u00e0 h\u1ec7 n\u1ed9i ti\u1ebft. M\u1eb7c d\u00f9 \u0111\u1ed9c t\u00ednh c\u1ea5p t\u00ednh c\u1ee7a AOH t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p, nh\u01b0ng ph\u01a1i nhi\u1ec5m m\u1ea1n t\u00ednh v\u1edbi li\u1ec1u th\u1ea5p th\u00f4ng qua th\u1ee9c \u0103n b\u1ecb nhi\u1ec5m \u0111\u1ed9c t\u1ed1 n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng x\u1ea5u \u0111\u1ebfn s\u1ee9c kh\u1ecfe, n\u0103ng su\u1ea5t v\u00e0 kh\u1ea3 n\u0103ng sinh s\u1ea3n c\u1ee7a v\u1eadt nu\u00f4i.<\/p>\n<p>Vi\u1ec7c gi\u00e1m s\u00e1t s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a \u0111\u1ed9c t\u1ed1 AOH trong c\u00e2y tr\u1ed3ng v\u00e0 nguy\u00ean li\u1ec7u th\u1ee9c \u0103n, x\u00e2y d\u1ef1ng c\u00e1c m\u00f4 h\u00ecnh d\u1ef1 b\u00e1o d\u1ef1a tr\u00ean d\u1eef li\u1ec7u kh\u00ed t\u01b0\u1ee3ng, c\u0169ng nh\u01b0 th\u00fac \u0111\u1ea9y s\u1eed d\u1ee5ng c\u00e1c ch\u1ea5t h\u1ea5p ph\u1ee5 \u0111\u1ed9c t\u1ed1 n\u1ea5m m\u1ed1c ph\u1ed5 r\u1ed9ng, l\u00e0 nh\u1eefng b\u01b0\u1edbc then ch\u1ed1t trong chi\u1ebfn l\u01b0\u1ee3c qu\u1ea3n l\u00fd r\u1ee7i ro.<\/p>\n<p><em>Tham kh\u1ea3o: Saleh, I; Zeidan, R v\u00e0 Abu-Dieyeh, M. 2024. C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m, s\u1ef1 xu\u1ea5t hi\u1ec7n v\u00e0 t\u00e1c \u0111\u1ed9ng \u0111\u1ed9c h\u1ecdc c\u1ee7a alternariol: m\u1ed9t lo\u1ea1i \u0111\u1ed9c t\u1ed1 n\u1ea5m. T\u1ea1p ch\u00ed l\u01b0u tr\u1eef \u0111\u1ed9c h\u1ecdc 98: 1659-1683. https:\/\/doi.org\/10.1007\/s00204-024-03743-0<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu \u0111ang l\u00e0m thay \u0111\u1ed5i c\u00e1c xu h\u01b0\u1edbng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u1ea9m \u0111\u1ed9, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c lo\u00e0i n\u1ea5m&#8230;<\/p>\n","protected":false},"author":3,"featured_media":17164,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[60,62,63,59,61],"tags":[],"class_list":{"0":"post-17135","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-myco-news-vi","8":"category-myco-news-vi-2","9":"category-myco-news-vi-3","10":"category-myconews-vi","11":"category-vn-vi"},"_links":{"self":[{"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/posts\/17135","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/comments?post=17135"}],"version-history":[{"count":4,"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/posts\/17135\/revisions"}],"predecessor-version":[{"id":17159,"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/posts\/17135\/revisions\/17159"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/media\/17164"}],"wp:attachment":[{"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/media?parent=17135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/categories?post=17135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mycokingdom.net\/vi\/wp-json\/wp\/v2\/tags?post=17135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}