{"id":33799,"date":"2018-07-10T06:06:43","date_gmt":"2018-07-10T04:06:43","guid":{"rendered":"https:\/\/www.greatitalianfoodtrade.it\/?p=33799\/"},"modified":"2025-10-16T12:47:36","modified_gmt":"2025-10-16T10:47:36","slug":"listeria-e-vegetali-surgelati-ecco-perche","status":"publish","type":"post","link":"https:\/\/www.foodtimes.eu\/it\/consumatori-e-salute\/listeria-e-vegetali-surgelati-ecco-perche\/","title":{"rendered":"Listeria e vegetali surgelati, ecco perch\u00e9"},"content":{"rendered":"<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">La\u00a0listeria\u00a0torna\u00a0alla ribalta delle cronache grazie all\u2019ennesima crisi di sicurezza alimentare che sta dilagando in Europa, questa volta su vegetali surgelati di provenienza ungherese giunti anche in Italia.\u00a0<\/span><\/span><\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.foodtimes.eu\/it\/consumatori-e-salute\/listeria-e-vegetali-surgelati-ecco-perche\/#Listeria_monocytogenes_il_batterio\" >Listeria monocytogenes, il batterio<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.foodtimes.eu\/it\/consumatori-e-salute\/listeria-e-vegetali-surgelati-ecco-perche\/#Listeria_dove_si_trova_e_come_si_elimina\" >Listeria, dove si trova e come si elimina<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.foodtimes.eu\/it\/consumatori-e-salute\/listeria-e-vegetali-surgelati-ecco-perche\/#Listeria_il_caso_dei_vegetali_surgelati_%E2%80%98Made_in_Hungary\" >Listeria, il caso dei vegetali surgelati \u2018Made in Hungary\u2019<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.foodtimes.eu\/it\/consumatori-e-salute\/listeria-e-vegetali-surgelati-ecco-perche\/#Riflessioni_finali\" >Riflessioni finali<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Listeria_monocytogenes_il_batterio\"><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b><i>Listeria monocytogenes<\/i>, il batterio<\/b><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>La\u00a0<\/b><i><b>Listeria monocytogenes<\/b><\/i>\u00a0\u00e8 un batterio patogeno potenzialmente molto pericoloso, sia per l\u2019uomo che per gli animali. Il pericolo \u00e8 grave per la salute delle categorie di consumatori pi\u00f9 vulnerabili.<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>L\u2019acronimo\u00a0<\/b><b>YOPI<\/b>, vale a identificare i soggetti a rischio, che sono i\u00a0bambini in et\u00e0 prescolare (<i><b>Y<\/b><\/i><i>oung<\/i>), gli\u00a0anziani (<i><b>O<\/b><\/i><i>ld<\/i>), le\u00a0donne in stato di gravidanza (<i><b>P<\/b><\/i><i>regnant<\/i>) e gli immuno-depressi (<i><b>I<\/b><\/i><i>mmunocompromised<\/i>). La debolezza del sistema immunitario, fisiologica\u00a0nelle\u00a0prime\u00a0tre categorie (bambini, anziani, donne in gravidanza) e\u00a0patologica\u00a0nell\u2019ultima (anche a causa di trattamenti farmacologici, es. chemioterapia), espone tali individui al concreto rischio di non riuscire a\u00a0contrastare l\u2019infezione da\u00a0<i>Listeria<\/i>.\u00a0<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Nei soggetti YOPI,\u00a0<\/b><i><b>L.<\/b><\/i><b>\u00a0<\/b><i><b>monocytogenes<\/b><\/i>\u00a0pu\u00f2 causare una grave malattia, con frequente coinvolgimento del sistema nervoso centrale e aborto nelle gestanti\u00a0(listeriosi\u00a0invasiva). Nei casi meno gravi, le infezioni causano disturbi di tipo gastroenterico accompagnati da febbre. I quali si possono manifestare anche in persone dotate di una solida immunit\u00e0 di base\u00a0(listeriosi non invasiva).\u00a0<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>La listeriosi<\/b>\u00a0&#8211; secondo i\u00a0pi\u00f9 recenti\u00a0dati\u00a0pubblicati da EFSA\u00a0(2017) &#8211; si colloca\u00a0al quinto posto tra le zoonosi\u00a0segnalate in Europa. Con 2.536 casi notificati nel 2016 (0,47 casi ogni 100.000 abitanti) e un aumento del 9% rispetto al 2015. La mortalit\u00e0 si registra soprattutto tra gli anziani, in particolare al di sopra degli 84 anni. (1)<\/span><\/span><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Listeria_dove_si_trova_e_come_si_elimina\"><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Listeria, dove si trova e come si elimina<\/b><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Le tossinfezioni alimentari da listeria<\/b>\u00a0sono un problema \u2018vecchio\u2019, che dagli anni \u201980 del secolo scorso affligge periodicamente l\u2019industria di settore.\u00a0<i>Listeria monocytogenes\u00a0<\/i>pu\u00f2 infatti contaminare le materie prime, come il latte prodotto da animali\u00a0affetti da mastite o portatori intestinali del batterio, le carni durante la macellazione o i vegetali prima della raccolta.\u00a0<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>La gran parte delle contaminazioni<\/b><\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">\u00a0si verifica perci\u00f2 negli impianti di lavorazione dei prodotti alimentari, in quanto la listeria\u00a0ha grande capacit\u00e0 di sopravvivenza ambientale e pu\u00f2 persistere in attrezzature, strumenti, celle frigorifere, locali di preparazione e stoccaggio degli alimenti. A maggior ragione in quanto le procedure di autocontrollo (GHP, GMP, HACCP)\u00a0non siano adottate ed effettivamente eseguite con il doveroso scrupolo.<\/span><\/span><\/span><\/p>\n<p><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><span style=\"color: #222222;\"><i><b>Listeria monocytogenes<\/b><\/i><\/span><span style=\"color: #222222;\">\u00a0resiste molto bene al congelamento e pu\u00f2 moltiplicarsi a temperature di refrigerazione comprese tra i +2 e i +4\u00b0C. Il batterio viceversa\u00a0\u00e8 rapidamente inattivato al di sopra dei 70\u00b0C, pu\u00f2 quindi venire distrutto grazie alla cottura e\/o\u00a0e la pastorizzazione (es. latte)\u00a0degli alimenti. \u00a0\u00a0<\/span><\/span><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Listeria_il_caso_dei_vegetali_surgelati_%E2%80%98Made_in_Hungary\"><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Listeria, il caso dei vegetali surgelati \u2018<i>Made in Hungary<\/i>\u2019<\/b><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>La recente crisi di sicurezza alimentare\u00a0<\/b>legata a\u00a0contaminazione da listeria di vegetali surgelati trae origine da un\u2019unica impresa produttrice, basata in Ungheria.\u00a0<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Il focolaio di listeriosi invasiva<\/b>\u00a0dovuto al consumo di mais congelato &#8211; e forse altri vegetali, quali spinaci e fagiolini &#8211; ha avuto peraltro una lenta evoluzione. Dal 2015 al 2018 in Austria, Danimarca, Finlandia, Svezia e Gran Bretagna. Causando almeno 47 malattie, con 9 decessi\u00a0(tasso di mortalit\u00e0 19%).\u00a0<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Il sequenziamento del genoma<\/b>\u00a0del batterio (<i>L. monocytogenes<\/i>\u00a0di\u00a0sierogruppo IVb,\u00a0 <i>sequence\u00a0type<\/i>\u00a0ST6), isolato dai pazienti e dai vegetali\u00a0prodotti dall\u2019impresa ungherese,\u00a0ha permesso di stabilire un legame epidemiologico certo tra l\u2019assunzione dei vegetali congelati non sottoposti a cottura e la malattia.\u00a0<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>La responsabilit\u00e0 primaria<\/b>\u00a0ricade dunque, in primis, sull\u2019operatore che ha lavorato i vegetali. Le analisi hanno infatti confermato una contaminazione persistente da\u00a0<i>L. monocytogenes<\/i>\u00a0IVb, ST6, delle\u00a0sue linee di produzione. (1)<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Si riafferma tuttavia la responsabilit\u00e0\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">concorrente di tutti gli operatori a valle della filiera. All\u2019insegna del risparmio globalizzato a ogni costo, i<\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">\u00a0colossi stranieri di GDO e discount come\u00a0<\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">Lidl, Tesco<\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><i>,\u00a0<\/i><\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">Aldi,\u00a0Waitrose,\u00a0Sainsbury<\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">\u00a0hanno a loro volta utilizzato i \u2018<\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><i>frozen vegetable<\/i><\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">s alla listeria\u2019,(2) contribuendo cos\u00ec al dilagare della crisi.<\/span><\/span><\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Riflessioni_finali\"><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Riflessioni finali<\/b><\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Ancora una volta<\/b><\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">, ci si trova di fronte a una crisi che poteva venire prevista, prevenuta ed evitata. E si potr\u00e0 invece ripetere, fino a quando la Commissione europea non decider\u00e0 di imporre un regime sanzionatorio adeguato anzich\u00e9 relegare ai \u2018<\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><i>centri di conoscenza<\/i><\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">\u2019<\/span><\/span><\/span><span style=\"color: #000000;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">\u00a0<\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">la trattazione del tema \u2018<\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><i>sicurezza alimentare<\/i><\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">\u2019.<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Rimane da chiedersi\u00a0<\/b><\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">se l\u2019effettiva conoscenza dell\u2019origine dell\u2019ingrediente primario\u00a0&#8211; da parte del consumatore &#8211; possa favorire scelte d\u2019acquisto che privilegiano non solo la qualit\u00e0, ma anche la sicurezza degli alimenti.\u00a0<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><b>Dalla teoria alla pratica<\/b>, la filiera alimentare italiana \u00e8 soggetta a controlli igienico-sanitari di intensit\u00e0 e frequenza non paragonabile a quelli in uso presso altri Paesi membri. (3) E allora, quanti sceglierebbero il \u2018<i>minestrone tradizionale Findus<\/i>\u2019 &#8211; in alternativa ad analogo prodotto Orogel, o Rolli &#8211; se sapessero che solo il primo \u00e8 realizzato con materie prime mitteleuropee?<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><i>Silvia Bonardi e\u00a0Dario Dongo<\/i><\/span><\/span><\/span><\/p>\n<p><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><span style=\"color: #222222;\"><b>Note<\/b><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">(1)\u00a0Per maggiori informazioni, si veda\u00a0<i>EFSA and ECDC<\/i>, 2018.\u00a0<span lang=\"en-GB\"><i>Multi-country outbreak of\u00a0Listeria monocytogenes\u00a0serogroup IVb, multi-locus sequence type 6, infections linked to frozen corn and possibly to other frozen\u00a0<\/i><\/span><i>vegetables \u2013 first update<\/i><\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">(2) Per buona memoria \u00e8 bene ricordare che gli stessi colossi del <em>retail<\/em> internazionale vennero pure coinvolti nel gigantesco scandalo delle carni equine presentate come bovine (<i>Horsegate<\/i>). L\u2019impunit\u00e0 provoca recidive<\/span><\/span><\/span><\/p>\n<p><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">(3) Tale constatazione non ha alcuna velleit\u00e0 di campanilismo, basandosi invece sull\u2019analisi delle norme e della loro applicazione. Per approfondimenti, si veda l\u2019ebook gratuito \u2018<\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\"><i>Sicurezza alimentare, regole cogenti e norme volontarie<\/i><\/span><\/span><\/span><span style=\"color: #222222;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">\u2019, su\u00a0<\/span><\/span><\/span><a href=\"https:\/\/www.greatitalianfoodtrade.it\/libri\/sicurezza-alimentare-regole-cogenti-norme-volontarie-libro-dario-dongo\/\" target=\"_blank\" rel=\"noopener\"><span style=\"color: #1155cc;\"><span style=\"font-family: Arial, sans-serif;\"><span style=\"font-size: medium;\">https:\/\/www.greatitalianfoodtrade.it\/libri\/sicurezza-alimentare-regole-cogenti-e-norme-volontarie-il-nuovo-libro-di-dario-dongo<\/span><\/span><\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La\u00a0listeria\u00a0torna\u00a0alla ribalta delle cronache grazie all\u2019ennesima crisi di sicurezza alimentare che sta dilagando in Europa, questa volta su vegetali surgelati di provenienza ungherese giunti anche in Italia.\u00a0 Listeria monocytogenes, il batterio La\u00a0Listeria monocytogenes\u00a0\u00e8 un batterio patogeno potenzialmente molto pericoloso, sia per l\u2019uomo che per gli animali. Il pericolo \u00e8 grave per la salute delle categorie [&hellip;]<\/p>\n","protected":false},"author":104,"featured_media":33800,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1991],"tags":[2169,2030,63,404,1722,1643,2170,2171,90,1279,2172,1723],"class_list":{"0":"post-33799","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-consumatori-e-salute","8":"tag-aldi","9":"tag-findus","10":"tag-gdo","11":"tag-lidl","12":"tag-listeria","13":"tag-listeria-monocytogenes","14":"tag-listeriosi","15":"tag-sainsbury","16":"tag-sicurezza-alimentare","17":"tag-tesco","18":"tag-waitrose","19":"tag-yopi"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Listeria e vegetali surgelati, ecco perch\u00e9 - FoodTimes<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.foodtimes.eu\/it\/consumatori-e-salute\/listeria-e-vegetali-surgelati-ecco-perche\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Listeria e vegetali surgelati, ecco perch\u00e9 - FoodTimes\" \/>\n<meta property=\"og:description\" content=\"La\u00a0listeria\u00a0torna\u00a0alla ribalta delle cronache grazie all\u2019ennesima crisi di sicurezza alimentare che sta dilagando in Europa, questa volta su vegetali surgelati di provenienza ungherese giunti anche in Italia.\u00a0 Listeria monocytogenes, il batterio La\u00a0Listeria monocytogenes\u00a0\u00e8 un batterio patogeno potenzialmente molto pericoloso, sia per l\u2019uomo che per gli animali. 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