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FBS vs. Human Serum – Welches Serum liefert reproduzierbarere Ergebnisse in der Zellkultur?

by Pascal Zimmermann 22 Nov 2025

FBS oder Human Serum? Die wichtigste Entscheidung für reproduzierbare Zellkulturen

Die Wahl des passenden Serums ist einer der entscheidenden Faktoren für erfolgreiche Zellkultur. Besonders in Diagnostik, Immunologie, Virusproduktion und HEK293-Systemen beeinflusst die Serumqualität direkt:

  • Zellwachstum
  • Transfektionseffizienz
  • Virusausbeute
  • Datenqualität
  • Reproduzierbarkeit

In diesem Beitrag erklären wir, welches Serum wann sinnvoll ist – und wie Sie konstant reproduzierbare Ergebnisse erzielen.

Fetal Bovine Serum (FBS) – bewährt, vielseitig, aber variabel

Vorteile

  • universell einsetzbar
  • hoher Gehalt an Wachstumsfaktoren
  • niedrige Antikörperkonzentration
  • für CHO, Vero, BHK, Insektenzellen & viele mehr geeignet
  • Standard für virale Systeme (AAV, Lentivirus, Adenovirus)

Nachteile

  • deutliche Chargenunterschiede
  • xenogene Einflussfaktoren
  • schwankende Endotoxinwerte
  • nicht ideal für humanrelevante Modelle

Human Serum – maximale Relevanz für humanbasierte Modelle

Vorteile

  • perfektes Species-Matching für HEK293, MRC-5, PBMCs & Immunzellen
  • reduzierter xenogener Einfluss
  • stabilere Performance bei AAV- und immunologischen Assays
  • erhältlich als Type AB → keine Anti-A/B Antikörper
  • höhere Reproduzierbarkeit in Diagnostik & ELISA-Systemen

Herausforderungen

  • weniger universell als FBS
  • strikte Spender-/Virus-Screenings erforderlich
  • höhere regulatorische Anforderungen

Vergleich

Kriterium FBS Human Serum
Humanrelevanz Niedrig Sehr hoch
Reproduzierbarkeit Mittel Hoch
Endotoxin stark variabel stabil
HEK293-Virusproduktion gut sehr gut
Immunologie & PBMC akzeptabel optimal
Verfügbare Behandlungen umfassend umfassend

Wann sollten Sie welches Serum wählen?

FBS ist ideal für:

  • allgemeine Zelllinien
  • frühe Forschungsphasen
  • CHO- oder Vero-basierte Virusproduktion
  • Screening & Scale-Up

Human Serum ist ideal für:

  • HEK293-basierte Systeme
  • Diagnostische Assays
  • Immunologie & PBMC-Isolation
  • VLP- und AAV-Produktion
  • Projekte mit hohen Reproduzierbarkeitsanforderungen

SeamlessBio Serumlösungen

Wir bieten:

✔ FBS (0,1 µm, Low Endotoxin, Ultra Low Endotoxin)
✔ Human Serum Typ AB (EU/US)
✔ Off-the-clot, male, AB mix, mixed gender
✔ Hitzeinaktiviert, gamma-bestrahlt, dialysiert, IgG-stripped
✔ Kostenlose Chargentests & Reservierungen
✔ Vollständige Dokumentation
✔ EU-basierte Kühlkettenlogistik

Jetzt Ihr Serum finden!

Wir helfen Ihnen gerne dabei. Schreiben Sie uns einfach unter: info@seamlessbio.de

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