{"id":2973,"date":"2026-08-22T21:03:41","date_gmt":"2026-08-22T20:03:41","guid":{"rendered":"https:\/\/wheat-quail-856400.hostingersite.com\/?page_id=2973"},"modified":"2026-11-02T16:25:19","modified_gmt":"2026-11-02T15:25:19","slug":"what-is-human-ab-serum","status":"publish","type":"page","link":"https:\/\/seamlessbio.de\/de\/what-is-human-ab-serum\/","title":{"rendered":"Was ist Human Serum AB?"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"2973\" class=\"elementor elementor-2973\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-29e852e e-con e-atomic-element e-flexbox-base e-default-div e-50ece16\" data-id=\"29e852e\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"29e852e\">\n    \t\t<div class=\"elementor-element elementor-element-8fce7af elementor-widget elementor-widget-html\" data-id=\"8fce7af\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- \nWORDPRESS PAGE \u2014 GUTENBERG \"BENUTZERDEFINIERTES HTML\" BLOCK\nSlug: what-is-human-ab-serum\nSEO Title: What is Human AB Serum? \u2014 Definition & Cell Culture Uses | SeamlessBio\nMeta Description: What is human AB serum, why type AB, when does it outperform FBS, and which applications require it? Complete definition from SeamlessBio.\nFocus Keyword: what is human AB serum\nAdditional Keywords: human AB serum cell culture definition, type AB human serum PBMC, human AB serum vs FBS\nMenu: Resources \u2192 Glossary\n-->\n<div style=\"background:#e9fbfa;border-left:4px solid #18b7b2;border-radius:0 8px 8px 0;padding:20px 24px;margin-bottom:32px;\">\n<p style=\"font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:#139b97;margin-bottom:8px;\">Kurzdefinition<\/p><p class=\"sb-hs-buy\" style=\"background:#f1faf9;border-left:4px solid #18b7b2;border-radius:8px;padding:12px 16px;margin:16px 0\">Sie m\u00f6chten kaufen? Alle Qualit\u00e4ten finden Sie unter <a href=\"https:\/\/seamlessbio.de\/de\/humanserum\/\">Humanserum<\/a> : gemischte Spender, Typ AB, Off-the-Clot, m\u00e4nnlich \u2013 EU-Lager, Chargenreservierung bis 36 Monate.<\/p>\n<p style=\"font-size:16px;margin:0;\"><strong>Was ist humanes AB-Serum?<\/strong> Humanes AB-Serum ist Vollserum von Spendern der Blutgruppe AB \u2013 es enth\u00e4lt weder Anti-A- noch Anti-B-Antik\u00f6rper. Dadurch ist es mit Zellen von Spendern jeder ABO-Blutgruppe kompatibel, ohne Agglutination oder komplementvermittelte Lyse auszul\u00f6sen \u2013 deshalb ist praktisch alles in der Zellkultur verwendete Humanserum vom Typ AB.<\/p>\n<\/div>\n<h2>Wann ist humanes AB-Serum FKS \u00fcberlegen?<\/h2>\n<p>Humanes AB-Serum ist unverzichtbar (nicht nur bevorzugt) f\u00fcr: PBMC-Assays und ELISpot, bei denen die endotoxinbedingte Monozytenaktivierung durch FKS einen inakzeptablen Hintergrund erzeugt; die Entwicklung von IVD-Kalibratoren und diagnostischen Matrices, die eine humane Matrix erfordern; und Plasmastabilit\u00e4tsassays in der DMPK, die humane Esteraseaktivit\u00e4t ben\u00f6tigen. Bei humanen Prim\u00e4rzellen \u2013 Fibroblasten, Endothelzellen, Keratinozyten \u2013 erzielt humanes AB-Serum oft h\u00f6here Proliferationsraten als FKS, weil die Wachstumsfaktoren speziesgleich sind.<\/p>\n<h2>Wichtige Fakten<\/h2>\n<ul>\n<li>Spender der Blutgruppe AB haben weder Anti-A- noch Anti-B-Antik\u00f6rper \u2013 universeller Serumtyp f\u00fcr alle Zellkulturanwendungen<\/li>\n<li>Enth\u00e4lt ~8\u201312 mg\/ml humanes IgG \u2013 deutlich mehr als FKS (50\u2013200 \u00b5g\/ml bovines IgG)<\/li>\n<li>Hitzeinaktivierte Qualit\u00e4t (HI): Komplement bei 56 \u00b0C f\u00fcr 30 min inaktiviert \u2013 Standard f\u00fcr PBMC- und Immunzellassays<\/li>\n<li>Unverzichtbar f\u00fcr PBMC- und ELISpot-Assays \u2013 Endotoxin im FKS aktiviert Monozyten unspezifisch \u00fcber TLR4 und erzeugt ein hohes Zytokin-Hintergrundsignal<\/li>\n<li>Eingesetzt in Plasmastabilit\u00e4tsassays (DMPK) als humanrelevante Matrix mit physiologischer Esteraseaktivit\u00e4t<\/li>\n<li>Erh\u00e4ltlich bei SeamlessBio: EU- und US-Herkunft, gemischte Spender und Pools nur m\u00e4nnlicher Spender, nativ und hitzeinaktiviert<\/li>\n<\/ul>\n<h2>Weiterlesen<\/h2>\n<ul>\n<li><a href=\"https:\/\/seamlessbio.de\/de\/ressourcen\/blog\/human-ab-serum-cell-culture-guide\/\">Humanes AB-Serum \u2013 vollst\u00e4ndiger Leitfaden<\/a><\/li>\n<li><a href=\"https:\/\/seamlessbio.de\/de\/what-is-off-the-clot-serum\/\">Was ist Off-the-Clot-Serum?<\/a><\/li>\n<li><a href=\"https:\/\/seamlessbio.de\/de\/what-is-human-platelet-lysate-hpl\/\">Was ist hPL?<\/a><\/li>\n<li><a href=\"https:\/\/seamlessbio.de\/de\/produkte\/humanserum\/\">Portfolio Humanserum<\/a><\/li>\n<\/ul>\n<div style=\"background:#f4f6f7;border-radius:12px;padding:32px;text-align:center;margin-top:40px;\">\n<p style=\"font-size:18px;font-weight:700;color:#1a2e35;margin-bottom:12px;\">Humanes AB-Serum \u2013 gemischte Spender &amp; nur m\u00e4nnlich | SeamlessBio<\/p>\n<a href=\"https:\/\/seamlessbio.de\/de\/produkte\/humanserum\/\" style=\"background:#18b7b2;color:#fff;padding:12px 28px;border-radius:50px;font-size:13px;font-weight:700;text-decoration:none;\">Zum Produkt \u2192<\/a>\n&nbsp;&nbsp;\n<a href=\"https:\/\/seamlessbio.de\/de\/kontakt\/\" style=\"border:2px solid #18b7b2;color:#139b97;padding:10px 28px;border-radius:50px;font-size:13px;font-weight:700;text-decoration:none;\">Muster anfordern<\/a>\n<\/div>\n<p style=\"font-size:13px;color:#6b7f82;margin-top:32px;border-top:1px solid #d8e8e7;padding-top:16px;\">\n<em>SeamlessBio \u00b7 Passau, Deutschland \u00b7 <a href=\"mailto:info@seamlessbio.de\">info@seamlessbio.de<\/a><\/em>\n<\/p>\t\t\t\t<\/div>\n\t\t\n<\/div>\n\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Quick Definition Looking to buy? See our human serum overview \u2013 all grades (mixed donors, Type AB, off-the-clot, male-only), EU stock, lot reservation up to 36 months. What is Human AB Serum?: Human AB serum is whole human serum from donors with blood group AB \u2014 containing neither anti-A nor anti-B antibodies. This makes it [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_templately_pack_id":"","_templately_imported_at":"","_templately_source":"","_templately_import_session_id":"","footnotes":""},"class_list":["post-2973","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is Human AB Serum? \u2014 Definition &amp; Cell Culture Uses<\/title>\n<meta name=\"description\" content=\"What is human AB serum, why type AB, when does it outperform FBS, and which applications require it? 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