{"id":2726,"date":"2026-09-08T19:13:14","date_gmt":"2026-09-08T19:13:14","guid":{"rendered":"https:\/\/netguide.io\/news\/2026\/09\/08\/heparin-gegen-quallenstiche-seenessel-gift\/"},"modified":"2026-09-08T19:13:14","modified_gmt":"2026-09-08T19:13:14","slug":"heparin-gegen-quallenstiche-seenessel-gift","status":"publish","type":"post","link":"https:\/\/netguide.io\/news\/de\/2026\/09\/08\/heparin-gegen-quallenstiche-seenessel-gift\/","title":{"rendered":"Heparin gegen Quallenstiche: Blutverd\u00fcnner stoppt das Gift der Seenessel"},"content":{"rendered":"<div id=\"netgu-1261550602\" class=\"netgu-before-content netgu-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-6258556257245998\" \ndata-ad-slot=\"3494115342\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>\n<p class=\"wp-block-paragraph\"><strong>Ein weltweit gebr\u00e4uchliches Medikament k\u00f6nnte k\u00fcnftig gegen die schmerzhaften Stiche von Seenesseln helfen: Der Gerinnungshemmer Heparin blockierte in Labortests die zellzerst\u00f6rende Wirkung des Quallengifts \u2013 selbst dann noch, wenn er erst eine Stunde nach dem Kontakt zugegeben wurde.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Genscreening entlarvt die Angriffspunkte des Gifts<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ein Team um Professor G. Gregory Neely am Charles Perkins Centre der University of Sydney durchsuchte mit einem genomweiten CRISPR-Screen menschliche Zellen nach jenen Genen, die \u00fcber Leben und Tod nach einer Giftdosis entscheiden. Die Ergebnisse erschienen am 2. September 2026 im Fachjournal <em>Science Advances<\/em>; beteiligt waren auch die Liverpool School of Tropical Medicine und die Universit\u00e4t Oslo.<\/p><div id=\"netgu-1902586224\" class=\"netgu-content netgu-entity-placement\"><aside class=\"deals-top deals-top--compact\">\n\n\t\t\t<h3 class=\"deals-top__title\">Top-Deals<\/h3>\n\t\n\t\t\t<ul class=\"deals-top__list\">\n\t\t\t\t\t\t\t<li class=\"deals-top__item\">\n\t\t\t\t\t<a class=\"deals-top__link\" href=\"https:\/\/netguide.io\/deals\/de\/deals\/ugreen-aluminium-tabletstaender-360-drehbar-hoehenverstellbar\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"deals-top__image\" src=\"https:\/\/netguide.io\/news\/wp-content\/uploads\/sites\/15\/2026\/09\/2825012_1-150x150.webp\" alt=\"\" width=\"52\" height=\"52\" loading=\"lazy\" \/>\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span class=\"deals-top__body\">\n\t\t\t\t\t\t\t<span class=\"deals-top__name\">UGREEN Aluminium Tabletst\u00e4nder | 360\u00b0 Drehbar &amp; H\u00f6henverstellbar<\/span>\n\n\t\t\t\t\t\t\t<span class=\"deals-top__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-top__price\">16.91 \u20ac<\/span>\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<s>20.37 \u20ac<\/s>\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"deals-discount\">-17%<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\n\t\t\t\t\t\t<span class=\"deals-top__temperature is-hot\">\n\t\t\t\t\t\t\t109\u00b0\n\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t\t\t\t<li class=\"deals-top__item\">\n\t\t\t\t\t<a class=\"deals-top__link\" href=\"https:\/\/netguide.io\/deals\/de\/deals\/hogwarts-legacy-digital-deluxe-edition-fuer-ps4-ps5\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img class=\"deals-top__image\" src=\"https:\/\/netguide.io\/news\/wp-content\/uploads\/sites\/15\/2026\/09\/f9a88585e037ba158ae7d2bae82c1554510958dd206788d5-150x150.webp\" alt=\"\" width=\"52\" height=\"52\" loading=\"lazy\" \/>\n\t\t\t\t\t\t\n\t\t\t\t\t\t<span class=\"deals-top__body\">\n\t\t\t\t\t\t\t<span class=\"deals-top__name\">Hogwarts Legacy: Digital Deluxe Edition f\u00fcr PS4 &amp; 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Offenbar dockt das Gift genau dort an und treibt die Zellen anschlie\u00dfend \u00fcber zwei Selbstzerst\u00f6rungsprogramme (Apoptose und Nekroptose) in den Tod.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Der Screen hob die Heparansulfat- und Proteoglykan-Biosynthese als wichtigsten Signalweg hervor.<\/li><li>Heparin \u00e4hnelt diesen Zuckerstrukturen und f\u00e4ngt das Gift ab, bevor es die Zellen erreicht.<\/li><li>Schon eine niedrige Dosis gen\u00fcgte \u2013 und der Schutz wirkte noch bis zu 60 Minuten nach dem Kontakt.<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bei M\u00e4usen linderte der Wirkstoff nach einem simulierten Stich sowohl den akuten Schmerz als auch die anhaltende \u00dcberempfindlichkeit gegen\u00fcber Hitze und Ber\u00fchrung. Da Heparin seit Jahrzehnten als Blutverd\u00fcnner im Einsatz ist, w\u00e4re es ein leicht verf\u00fcgbarer und gut untersuchter Kandidat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ein Vorbehalt bleibt: Die Belege stammen bislang aus Zellkulturen und Tierversuchen. Ob Heparin auch beim Menschen die Beschwerden nach einem Quallenstich lindert, m\u00fcssen klinische Studien erst zeigen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Quellen: <a href=\"https:\/\/www.science.org\/doi\/10.1126\/sciadv.aec7585\" target=\"_blank\" rel=\"noopener\">Science Advances<\/a> &middot; <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/42685209\/\" target=\"_blank\" rel=\"noopener\">PubMed<\/a> &middot; <a href=\"https:\/\/www.sydney.edu.au\" target=\"_blank\" rel=\"noopener\">University of Sydney<\/a><\/em><\/p>\n<div id=\"netgu-3214678284\" class=\"netgu-after-content netgu-entity-placement\"><script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-6258556257245998\" crossorigin=\"anonymous\"><\/script><ins class=\"adsbygoogle\" style=\"display:block;\" data-ad-client=\"ca-pub-6258556257245998\" \ndata-ad-slot=\"4559785002\" \ndata-ad-format=\"auto\"><\/ins>\n<script> \n(adsbygoogle = window.adsbygoogle || []).push({}); \n<\/script>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Ein genomweiter Screen zeigt, wie das Gift der Seenessel Zellen zerst\u00f6rt \u2013 und dass der g\u00e4ngige Gerinnungshemmer Heparin die schmerzhafte Wirkung selbst nach dem Stich noch abfangen kann.<\/p>\n","protected":false},"author":1,"featured_media":2222,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"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 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