{"id":53732,"date":"2025-02-14T20:00:27","date_gmt":"2025-02-14T20:00:27","guid":{"rendered":"https:\/\/matis.is\/?p=53732"},"modified":"2025-04-29T22:28:20","modified_gmt":"2025-04-29T22:28:20","slug":"rannsoknir-a-listeria-monocytogenes-hja-matis","status":"publish","type":"post","link":"https:\/\/matis.is\/en\/frettir\/rannsoknir-a-listeria-monocytogenes-hja-matis\/","title":{"rendered":"Ranns\u00f3knir \u00e1 Listeria monocytogenes hj\u00e1 Mat\u00eds"},"content":{"rendered":"<h4 class=\"wp-block-heading\">\u00d6rveruranns\u00f3knastofur Mat\u00eds, b\u00e6\u00f0i \u00ed Reykjav\u00edk og Neskaupsta\u00f0, hafa fr\u00e1 2007 rannsaka\u00f0 margskonar s\u00fdni gagnvart <em>Listeria <\/em>bakter\u00edum. <em>Listeria monocytogenes<\/em> er helsti sj\u00fakd\u00f3msvaldur <em>Listeria <\/em>fj\u00f6lskyldunnar og veldur sj\u00fakd\u00f3mi sem kallast\u201eListeriosis\u201c. Einkennin geta veri\u00f0 misalvarleg, allt fr\u00e1 flensueinkennum til heilahimnub\u00f3lgu \u00ed ungb\u00f6rnum, bl\u00f3\u00f0eitrun og jafnvel f\u00f3sturl\u00e1t hj\u00e1 \u00feungu\u00f0um einstaklingum. Undanfarin \u00e1r hafa tv\u00f6 til fimm tilfelli greinst \u00e1 \u00cdslandi \u00e1 \u00e1ri, en \u00e1ri\u00f0 2024 greindust fleiri tilfelli, samtals sj\u00f6.<\/h4>\n\n\n\n<p><em>Listeria <\/em>bakter\u00edur finnast v\u00ed\u00f0a \u00ed n\u00e1tt\u00farunni, b\u00e6\u00f0i almennt \u00ed umhverfinu (t.d. \u00ed jar\u00f0vegi og pl\u00f6ntum) og einnig \u00ed \u00fe\u00f6rmum manna og d\u00fdra. <em>Listeria\u00a0<\/em>\u00fatbrei\u00f0slan er svo mikil a\u00f0 mengun unnra matv\u00e6la er n\u00e1nast \u00f3hj\u00e1kv\u00e6mileg. \u00deess vegna er \u00feungu\u00f0um einstaklingum og \u00f6\u00f0rum einstaklingum \u00ed \u00e1h\u00e6ttuh\u00f3pum gjarnan r\u00e1\u00f0lagt a\u00f0 snei\u00f0a framhj\u00e1 r\u00e9ttum eins og t.d. reyktum og gr\u00f6fnum laxi, sushi\/sashimi sem inniheldur hr\u00e1an fisk, k\u00e6fu, \u00e1kve\u00f0num ger\u00f0um af ostum &#8211; m.a. brie og camembert &#8211; og kj\u00f6t\u00e1leggi eins og t.d. skinku \u00fear sem\u00a0<em>Listeria\u00a0<\/em>tegundir hafa \u00edtreka\u00f0 fundist \u00ed gegnum t\u00ed\u00f0ina.<\/p>\n\n\n\n<p>Fr\u00e1 stofnun Mat\u00eds h\u00f6fum vi\u00f0 rannsaka\u00f0 r\u00famlega 13.000 s\u00fdni fyrir <em>Listeria. <\/em>S\u00fdnin eru oftast matv\u00e6li, en ennig er h\u00e6gt a\u00f0 rannsaka svok\u00f6llu\u00f0 stroks\u00fdni til a\u00f0 kanna hvort <em>Listeria <\/em>s\u00e9 til sta\u00f0ar \u00e1 yfirbor\u00f0i e\u00f0a \u00ed matv\u00e6laframlei\u00f0slub\u00fana\u00f0i. Sl\u00edkar ranns\u00f3knir geta a\u00f0sto\u00f0a\u00f0 matv\u00e6laframlei\u00f0endur vi\u00f0 a\u00f0 kanna hvort n\u00e6gilega vel s\u00e9 sta\u00f0i\u00f0 a\u00f0 \u00ferifum, en <em>Listeria <\/em>\u00e1 \u00fea\u00f0 til a\u00f0 leynast \u00ed sk\u00famaskotum og getur vaxi\u00f0 vi\u00f0 mj\u00f6g <a href=\"https:\/\/www.mast.is\/is\/neytendur\/matareitrun\/listeria#vaxtarskilyrdi-og-umhverfi\">fj\u00f6lbreyttar a\u00f0st\u00e6\u00f0ur.<\/a><\/p>\n\n\n\n<p>Mat\u00eds starfar sem <a href=\"https:\/\/matis.is\/en\/maelingar-og-thjonusta\/tilvisunarrannsoknastofa\/\">tilv\u00edsunarranns\u00f3knastofa<\/a> (National Reference Laboratory) \u00cdslands hva\u00f0 var\u00f0ar <em>Listeria monocytogenes<\/em>. L\u00f6gbundi\u00f0 hlutverk og helstu skyldur tilv\u00edsunarranns\u00f3knastofa eru margv\u00edslegar, m.a. \u00fe\u00e1tttaka \u00ed \u00fer\u00f3un og sannpr\u00f3fun m\u00e6lia\u00f0fer\u00f0a, og a\u00f0 veita l\u00f6gb\u00e6rum yfirv\u00f6ldum v\u00edsindalega og t\u00e6knilega a\u00f0sto\u00f0.<\/p>\n\n\n\n<p>N\u00fdleg samantekt fr\u00e1 ANSES, European Union Reference Laboratory (EURL) fyrir <em>Listeria monocytogenes<\/em> sem kallast: \u201e<strong>Bibliographical review on Timing for Surface Sampling in Food Processing Environments to Detect <em>Listeria monocytogenes\u201c <\/em><\/strong>undirstrikar a\u00f0 st\u00f6\u00f0ugt \u00fearf a\u00f0 vera \u00e1 ver\u00f0i gagnvart <em>L. monocytogenes<\/em> \u00ed matv\u00e6laframlei\u00f0slu, og nau\u00f0synlegt kann a\u00f0 vera a\u00f0 uppf\u00e6ra lei\u00f0beiningar um hven\u00e6r \u00ed matv\u00e6laframlei\u00f0sluferlinu best s\u00e9 a\u00f0 taka s\u00fdni til \u00feess a\u00f0 auka l\u00edkur \u00e1 \u00e1rei\u00f0anlegum ni\u00f0urst\u00f6\u00f0um.<\/p>\n\n\n\n<p>\u00c1 vefs\u00ed\u00f0u Matv\u00e6lastofnunar er a\u00f0 finna <a href=\"https:\/\/www.mast.is\/is\/neytendur\/matareitrun\/listeria\">fr\u00f3\u00f0leik um <em>Listeria<\/em><\/a> and <a href=\"https:\/\/www.mast.is\/is\/neytendur\/matareitrun\/listeria#almennar-radleggingar\">almennar r\u00e1\u00f0leggingar<\/a> til a\u00f0 minnka l\u00edkur \u00e1 smiti.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u00d6rveruranns\u00f3knastofur Mat\u00eds, b\u00e6\u00f0i \u00ed Reykjav\u00edk og Neskaupsta\u00f0, hafa fr\u00e1 2007 rannsaka\u00f0 margskonar s\u00fdni gagnvart Listeria bakter\u00edum. Listeria monocytogenes er helsti [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":52283,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"template-covernew.php","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1973],"tags":[],"class_list":["post-53732","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-frettir"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ranns\u00f3knir \u00e1 Listeria monocytogenes hj\u00e1 Mat\u00eds - Mat\u00eds<\/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:\/\/matis.is\/en\/frettir\/rannsoknir-a-listeria-monocytogenes-hja-matis\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ranns\u00f3knir \u00e1 Listeria monocytogenes hj\u00e1 Mat\u00eds - Mat\u00eds\" \/>\n<meta property=\"og:description\" content=\"\u00d6rveruranns\u00f3knastofur Mat\u00eds, b\u00e6\u00f0i \u00ed Reykjav\u00edk og Neskaupsta\u00f0, hafa fr\u00e1 2007 rannsaka\u00f0 margskonar s\u00fdni gagnvart Listeria bakter\u00edum. 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