ZenBioisproudtoofferseveralnon-animalreplacementsforFetalBovineSerum(FBS):HumanPlateletLysate-(New!),GroProready-to-usegrowthsupplementandHumanABSerum.
ZenBio,Inc.IntroducesGroPro™CellCultureGrowthSupplement
FormulatedtoReplaceBovineSerumAllowingforCulturingof
PrimaryCellsandCellLines

OurNEW!HumanPlateletLysate(HPL)andGroProareanon-animalderivedcellculturegrowthsupplementsobtainedfromhumanplatelets.HPLcontainsabundantgrowthfactorsandcytokinesnecessaryforcellgrowthandproliferation.PlateletlysatecanbeusedasareplacementfortraditionalFetalBovine(FBS)supplementedcellculturemedium.Replacingfetalbovineserum(FBS)withHPLallowsforexpansionandpotentialclinicalgradeproductionoffunctionalmesenchymalstromalcellsbyremovingtheriskofxenogeneicimmunereactionsandtransmissionofbovineprionandviralpathogens.Additionally,HPLandGroProarederivedfromarenewablesourcethatisnottiedtotheanimalslaughterindustryandthepricedoesnotfluctuate!
TheUSFDAismovingtowardsadoptingEuropeanguidelinesrequiringthatbovinematerialsberemovedfromculturingmediaforanytherapeuticproductcontainingculturedcells,thusmakingHPLanattractivealternativetotheR&Dandproduction/manufacturingprocesses.AlllotsarefullytestedforpathogensaccordingtoFDAguidelines.

Humanserumoffersatechnicaladvantageoveranimalserumwhenculturingavarietyofhumancelltypes,especiallythosecellsmakinguptheimmunesystem.Thisisalsotheserumofchoicewhendevelopingtissueengineeredandregenerativemedicineproducts,asmanyregulatoryagenciesinagrowingnumberofcountriesarerestrictingtheuseofanimalserumduringthemanufacturingprocess.
SincehumanserumfromtypeABdonorsislackinginantibodiestowardstheAandBblood-typeantigens,thisisthetypemostcommonlyusedasimmunoreactivityisminimizedagainstthehumancellsinculture.Maledonorserumispreferredoverfemale,asthislowerstheriskofmajorhistocompatibilityclass(MHC)antibodiesbeingpresent.WomenhavingapastpregnancymayhavedevelopedtheseantibodiestoMHCantigenscarriedonthefatherscellsorthedevelopingfetus.
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