{"id":191013,"date":"2025-01-02T14:07:00","date_gmt":"2025-01-02T12:07:00","guid":{"rendered":"https:\/\/podiji.karpat.in.ua\/?p=191013"},"modified":"2025-01-02T10:59:13","modified_gmt":"2025-01-02T08:59:13","slug":"a-tudosok-szerint-a-madarinfluenza-veszelyesebbe-valt-az-emberekre-es-a-macskakra","status":"publish","type":"post","link":"https:\/\/podiji.karpat.in.ua\/?p=191013&lang=hu","title":{"rendered":"A tud\u00f3sok szerint a mad\u00e1rinfluenza vesz\u00e9lyesebb\u00e9 v\u00e1lt az emberekre \u00e9s a macsk\u00e1kra"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Amerikai tud\u00f3sok felfedezt\u00e9k a mad\u00e1rinfluenza \u00faj<\/strong><strong>abb<\/strong><strong> mut\u00e1ci\u00f3j\u00e1t, amelynek k\u00f6sz\u00f6nhet\u0151en jobban tud alkalmazkodni az emberi l\u00e9gutakhoz. A macsk\u00e1k fert\u0151z\u00e9ses esetei is riaszt\u00f3ak<\/strong><strong>, sz\u00e1molt be a <\/strong><strong>Medical Xpress.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A Betegs\u00e9gmegel\u0151z\u00e9si \u00e9s J\u00e1rv\u00e1ny\u00fcgyi K\u00f6zpont szak\u00e9rt\u0151i a v\u00edrus kis sz\u00e1zal\u00e9k\u00e1ban genetikai elv\u00e1ltoz\u00e1sokat tal\u00e1ltak egy kritikus \u00e1llapotban l\u00e9v\u0151 beteg tork\u00e1ban. Ez n\u00f6velheti a v\u00edrus azon k\u00e9pess\u00e9g\u00e9t, hogy a fels\u0151 l\u00e9g\u00fati bizonyos sejtreceptorjaihoz k\u00f6t\u0151djenek.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/podiji.karpat.in.ua\/wp-content\/uploads\/2024\/12\/634d3b7165697-kurinij-grip-1024x576.jpg\" alt=\"\" class=\"wp-image-190639\" srcset=\"https:\/\/podiji.karpat.in.ua\/wp-content\/uploads\/2024\/12\/634d3b7165697-kurinij-grip-1024x576.jpg 1024w, https:\/\/podiji.karpat.in.ua\/wp-content\/uploads\/2024\/12\/634d3b7165697-kurinij-grip-300x169.jpg 300w, https:\/\/podiji.karpat.in.ua\/wp-content\/uploads\/2024\/12\/634d3b7165697-kurinij-grip-768x432.jpg 768w, https:\/\/podiji.karpat.in.ua\/wp-content\/uploads\/2024\/12\/634d3b7165697-kurinij-grip.jpg 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Ugyanakkor a mut\u00e1ci\u00f3t nem tal\u00e1lt\u00e1k a madarakban, t\u00f6bbek k\u00f6z\u00f6tt baromfiban, amelyet az els\u0151dleges fert\u0151z\u00e9s forr\u00e1s\u00e1nak tekintenek.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A szak\u00e9rt\u0151k elmond\u00e1sa szerint a v\u00e1ltoz\u00e1sokat val\u00f3sz\u00edn\u0171leg \u201e a v\u00edrus, az el\u0151rehaladott betegs\u00e9gben szenved\u0151 betegek szervezet\u00e9ben val\u00f3 megszaporod\u00e1sa okozta\u201d. A mut\u00e1lt t\u00f6rzs m\u00e1s emberekre val\u00f3 \u00e1tvitel\u00e9t azonban nem \u00e9szlelt\u00e9k.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A szak\u00e9rt\u0151k szerint m\u00e9g t\u00fal korai megmondani, hogy ezek a v\u00e1ltoz\u00e1sok s\u00falyosb\u00edtj\u00e1k-e \u00e9s elterjedtebb\u00e9 teszik-e a v\u00edrust.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A Saskatchewani Egyetem virol\u00f3gusa, Angela Rasmussen kifejtette, hogy b\u00e1r a mut\u00e1ci\u00f3 seg\u00edthet a v\u00edrusnak k\u00f6nnyebben bejutni a sejtekbe, t\u00f6bb bizony\u00edt\u00e9kra van sz\u00fcks\u00e9g, p\u00e9ld\u00e1ul \u00e1llatk\u00eds\u00e9rletekre, hogy meger\u0151s\u00edts\u00e9k a v\u00edrus\u00e1tvitelre gyakorolt \u200b\u200bhat\u00e1st.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Emellett hasonl\u00f3 mut\u00e1ci\u00f3k el\u0151fordultak kor\u00e1bbi kritikus \u00e1llapotban l\u00e9v\u0151 betegekn\u00e9l is, de akkor ezek nem vezettek nagyobb kit\u00f6r\u00e9shez.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Thijs Kuiken, a holland Erasmus Egyetem Orvosi K\u00f6zpontj\u00e1nak munkat\u00e1rsa egyet\u00e9rt ezzel a v\u00e9lem\u00e9nnyel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u201eAz emberi fels\u0151 l\u00e9g\u00fati sejtekhez val\u00f3 hat\u00e9kony k\u00f6t\u0151d\u00e9s sz\u00fcks\u00e9ges, de nem el\u00e9gs\u00e9ges felt\u00e9tele a v\u00edrus hat\u00e9konyabb, emberr\u0151l emberre t\u00f6rt\u00e9n\u0151 terjed\u00e9s\u00e9nek\u201d, &#8211; mondta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kuiken elmond\u00e1sa szerint ahelyett, hogy s\u00falyosb\u00edtan\u00e1 a betegs\u00e9get, egy ilyen alkalmazkod\u00e1s a fert\u0151z\u00e9s enyh\u00e9bb lefoly\u00e1s\u00e1hoz vezethet. Vagyis a v\u00edrus a fels\u0151 l\u00e9gutakat \u00e9rinti, orrfoly\u00e1st vagy torokf\u00e1j\u00e1st okozva, nem pedig az als\u00f3 l\u00e9gutakat t\u00e1madja, ami t\u00fcd\u0151gyullad\u00e1shoz vezet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A Betegs\u00e9gmegel\u0151z\u00e9si \u00e9s J\u00e1rv\u00e1ny\u00fcgyi K\u00f6zpont adatai szerint 2024-ben 65 mad\u00e1rinfluenz\u00e1s esetet regisztr\u00e1ltak az emberek k\u00f6z\u00f6tt. Sok fert\u0151z\u00e9s azonban \u00e9szrev\u00e9tlen maradhat, k\u00fcl\u00f6n\u00f6sen a tejiparban \u00e9s a baromfiteny\u00e9szt\u0151k k\u00f6r\u00e9ben.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Angela Rasmussen v\u00e9lem\u00e9nye szerint ez a terjed\u00e9s val\u00f3sz\u00edn\u0171bb\u00e9 teszi, hogy a v\u00edrust \u00f6sszekeverik a szezon\u00e1lis influenz\u00e1val. Ez potenci\u00e1lisan \u201egyors evol\u00faci\u00f3s ugr\u00e1sokat\u201d okozhat, amelyek hasonl\u00f3ak az 1918-as \u00e9s 2009-es vil\u00e1gj\u00e1rv\u00e1nyhoz.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A kutat\u00f3k szorosan figyelemmel k\u00eds\u00e9rik a mad\u00e1rinfluenza megbeteged\u00e9s\u00e9nek n\u00f6veked\u00e9s\u00e9t is a macsk\u00e1k k\u00f6r\u00e9ben.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Oregon \u00e1llamban egy macska kim\u00falt, miut\u00e1n H5N1-vel szennyezett nyers \u00e9telt fogyasztott.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Az utc\u00e1n s\u00e9t\u00e1l\u00f3 macsk\u00e1k is riadalmat keltenek. Ott elkaphatj\u00e1k az influenz\u00e1t egy fert\u0151z\u00f6tt mad\u00e1rt\u00f3l. Hazat\u00e9rve az ilyen macsk\u00e1k vesz\u00e9lyt jelentenek gazd\u00e1ikra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ezenk\u00edv\u00fcl egy rezerv\u00e1tumban 20 macskaf\u00e9le pusztult el mad\u00e1rinfluenz\u00e1ban Washington \u00e1llamban. K\u00f6zt\u00fck tigrisek, hi\u00fazok, pum\u00e1k \u00e9s szerv\u00e1lok.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&lt;!&#8211;translatorid:ild5234 &#8211;&gt;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Amerikai tud\u00f3sok felfedezt\u00e9k a mad\u00e1rinfluenza \u00fajabb mut\u00e1ci\u00f3j\u00e1t, amelynek k\u00f6sz\u00f6nhet\u0151en jobban tud alkalmazkodni az emberi l\u00e9gutakhoz. A macsk\u00e1k fert\u0151z\u00e9ses esetei is riaszt\u00f3ak, sz\u00e1molt be a Medical Xpress.<\/p>\n","protected":false},"author":12,"featured_media":190639,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,49,39],"tags":[46964],"class_list":["post-191013","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cikkek","category-hirek","category-vilag","tag-madarinfluenza"],"_links":{"self":[{"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/191013","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=191013"}],"version-history":[{"count":1,"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/191013\/revisions"}],"predecessor-version":[{"id":191014,"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/posts\/191013\/revisions\/191014"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=\/wp\/v2\/media\/190639"}],"wp:attachment":[{"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=191013"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=191013"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/podiji.karpat.in.ua\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=191013"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}