{"id":2968,"date":"2026-08-22T21:03:06","date_gmt":"2026-08-22T20:03:06","guid":{"rendered":"https:\/\/wheat-quail-856400.hostingersite.com\/?page_id=2968"},"modified":"2026-11-12T18:45:46","modified_gmt":"2026-11-12T17:45:46","slug":"what-is-calf-serum","status":"publish","type":"page","link":"https:\/\/seamlessbio.de\/de\/what-is-calf-serum\/","title":{"rendered":"Was ist K\u00e4lberserum?"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"2968\" class=\"elementor elementor-2968\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e2a687c e-con e-atomic-element e-flexbox-base e-default-div e-805ad78\" data-id=\"e2a687c\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"e2a687c\">\n    \t\t<div class=\"elementor-element elementor-element-8ffedd5 elementor-widget elementor-widget-html\" data-id=\"8ffedd5\" 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-calf-serum\nSEO Title: What is Calf Serum? \u2014 Difference from FBS Explained | SeamlessBio\nMeta Description: What is calf serum, how does it differ from fetal bovine serum, when to use each, and is calf serum better or worse than FBS for cell culture?\nFocus Keyword: what is calf serum difference from FBS\nAdditional Keywords: calf serum vs FBS cell culture, bovine calf serum BCS, newborn calf serum NCS, donor calf serum DCS\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>\n<p style=\"font-size:16px;margin:0;\"><strong>Was ist K\u00e4lberserum?<\/strong> K\u00e4lberserum wird von neugeborenen oder jungen K\u00e4lbern gewonnen \u2013 nicht wie FKS von Rinderf\u00f6ten. Es hat einen geringeren Wachstumsfaktorgehalt als FKS und mehr Gammaglobuline (bovines IgG aus dem Kolostrum), wird ohne Gewinnung fetalen Blutes hergestellt und in bestimmten Anwendungen eingesetzt, in denen kein FKS n\u00f6tig ist.<\/p>\n<!-- BUY BOX (SEO: links to buy pages) -->\n<div class=\"sb-buy-box\" style=\"border:1px solid #cfe9e6;background:#f4fbfa;border-radius:12px;padding:22px 26px;margin:28px auto;max-width:1200px;box-sizing:border-box\">\n<h2 style=\"font-size:22px;line-height:1.3;margin:0 0 6px\">Tierseren ab EU-Lager kaufen<\/h2>\n<p style=\"margin:0 0 14px\">Angebot anfragen \u2013 EU-Lager, Chargendokumentation, Chargenreservierung bis zu 36 Monate.<\/p>\n<ul style=\"margin:0;padding-left:20px;columns:2 300px;column-gap:32px\">\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/neugeborenen-kaelberserum-ncs-usa\/\" style=\"font-weight:700\">Neugeborenen-K\u00e4lberserum (NCS) \u2013 Herkunft USA<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/kaelberserum-cs-usa-sterilfiltriert\/\" style=\"font-weight:700\">K\u00e4lberserum (CS) \u2013 Herkunft USA<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/neugeborenen-kaelberserum-ncs-australien\/\">Neugeborenen-K\u00e4lberserum (NCS) \u2013 Herkunft Australien<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/kaelberserum-cs-australien-sterilfiltriert\/\">K\u00e4lberserum (CS) \u2013 Herkunft Australien<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/pferdeserum-eu-sterilfiltriert\/\">Pferdeserum \u2013 EU-Herkunft<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/spender-pferdeserum-dhs-eu\/\">Spenderpferdeserum (DHS)<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/ziegenserum-normal-ngs-eu\/\">Normales Ziegenserum (NGS)<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/eselserum-eu-sterilfiltriert\/\">Normales Eselserum<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/kaninchenserum-normal-nrs-eu\/\">Normales Kaninchenserum (NRS)<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/meerschweinchenserum-komplement\/\">Meerschweinchenserum \u2013 Komplementquelle<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/mausserum-normal-nms-eu\/\">Normales Mausserum<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkt\/rattenserum-eu-sterilfiltriert\/\">Ratten-Serum<\/a><\/li>\n<li style=\"margin:0 0 6px\"><a href=\"https:\/\/seamlessbio.de\/de\/produkte\/seren-anderer-tiere\/\">Alle Tierseren \u2013 16 Tierarten<\/a><\/li>\n<\/ul>\n<p style=\"margin:14px 0 0\"><a href=\"https:\/\/seamlessbio.de\/de\/request-quote\/\" style=\"font-weight:600\">Angebot anfordern \u2192<\/a><\/p>\n<\/div>\n<!-- \/BUY BOX -->\n\n<\/div>\n<!-- SB-BUY-BOX --><div style=\"border:1px solid #daf3f2;border-left:4px solid #18b7b2;background:#f1faf9;border-radius:0 10px 10px 0;padding:14px 18px;margin:18px 0 26px;font-size:15px;line-height:1.6\"><strong>Bereit zu bestellen?<\/strong> <a href=\"https:\/\/seamlessbio.de\/de\/kaelberserum-cs\/\" style=\"color:#18b7b2;font-weight:700\">K\u00e4lberserum (CS) kaufen \u2192<\/a><br><span style=\"font-size:14px;color:#5b6b71\">EU-Lager \u00b7 Testmuster auf Anfrage \u00b7 keine Mindestmenge \u00b7 Chargenreservierung bis 36 Monate<\/span><\/div>\n<h2>Wann K\u00e4lberserum statt FKS?<\/h2>\n<p>K\u00e4lberserum ist eine wirtschaftliche Alternative f\u00fcr etablierte Zelllinien, die den hohen Wachstumsfaktorgehalt von fetalem Serum nicht brauchen: MDBK-Zellkultur in der BVDV-Pr\u00fcfung; Vero und BSC-1 in der Impfstoffproduktion; Zelllinien f\u00fcr Mykoplasmentests; und diagnostische Zellkultursysteme, bei denen die Kosten im gro\u00dfen Ma\u00dfstab ins Gewicht fallen.<\/p>\n<p class=\"sb-fks-callout\" style=\"margin:18px 0 24px;padding:16px 20px;border-radius:16px;background:#f7fbfb;border:1px solid rgba(24,183,178,.25);font-weight:700;color:#111\">Sie suchen FKS f\u00fcr Ihre Zellkultur? <a href=\"https:\/\/seamlessbio.de\/de\/fetales-kaelberserum\/\" style=\"color:#139b97;font-weight:800;text-decoration:none\">F\u00f6tales K\u00e4lberserum (FKS) \u2013 alle 9 Qualit\u00e4ten im \u00dcberblick \u2192<\/a><\/p>\n<h2>Wichtige Fakten<\/h2>\n<ul>\n<li>FKS: von Rinderf\u00f6ten gewonnen \u2013 pr\u00e4immun, sehr wenig IgG, hoher Wachstumsfaktorgehalt<\/li>\n<li>Neugeborenen-K\u00e4lberserum (NCS): von K\u00e4lbern im Alter von 0\u20132 Wochen \u2013 etwas maternales IgG aus dem Kolostrum, mittlerer Wachstumsfaktorgehalt<\/li>\n<li>Spenderk\u00e4lberserum (DCS): von K\u00e4lbern ab etwa 3 Monaten \u2013 mehr IgG und weniger Wachstumsfaktoren als FKS<\/li>\n<li>Eisenangereichertes K\u00e4lberserum (IFCS): mit Eisenzusatz zur Unterst\u00fctzung des Zellwachstums \u2013 f\u00fcr einige Zelllinien als FKS-Ersatz eingesetzt<\/li>\n<li>Als FKS-Alternative akzeptiert f\u00fcr: MDBK-Zellen (BVDV-Pr\u00fcfung), BSC-1, Vero und einige etablierte Zelllinien<\/li>\n<li>NICHT als FKS-Ersatz geeignet f\u00fcr: Hybridomklonierung, Prim\u00e4rzellkultur, Stammzellforschung oder Assays, die einen hohen Wachstumsfaktorgehalt erfordern<\/li>\n<\/ul>\n<h2>Weiterlesen<\/h2>\n<ul>\n<li><a href=\"https:\/\/seamlessbio.de\/de\/what-is-fbs\/\">Was ist FBS?<\/a><\/li>\n<li><a href=\"https:\/\/seamlessbio.de\/de\/what-is-xeno-free-cell-culture\/\">Was ist xenofreie Zellkultur?<\/a><\/li>\n<li><a href=\"https:\/\/seamlessbio.de\/de\/produkte\/fetales-kaelberserum\/\">FKS-Portfolio<\/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;\">K\u00e4lberserum &amp; Tierseren \u2013 erh\u00e4ltlich bei SeamlessBio<\/p>\n<a href=\"https:\/\/seamlessbio.de\/de\/produkte\/animal-sera\/\" 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 What is Calf Serum?: Calf serum is serum collected from newborn or young bovine calves (0\u20133 weeks old) rather than from bovine fetuses as in FBS. It has lower growth factor content than FBS and higher gamma globulins (bovine IgG from colostrum) but is produced without fetal blood collection and used in specific [&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-2968","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>Calf Serum vs FBS: Bovine &amp; Newborn Calf Serum Explained<\/title>\n<meta name=\"description\" content=\"What bovine calf serum and newborn calf serum are, how they differ from FBS in IgG and growth factors, and when each is the better choice. Samples on request.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/seamlessbio.de\/de\/what-is-calf-serum\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Calf Serum vs FBS: Bovine &amp; Newborn Calf Serum Explained\" \/>\n<meta property=\"og:description\" content=\"What bovine calf serum and newborn calf serum are, how they differ from FBS in IgG and growth factors, and when each is the better choice. 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