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Trevigen/Cultrex®；干细胞合格，还原生长因子基底膜基质/3434-001-02/1 ml，2 x 5 ml，5 ml
Description
Cultrex®BasementMembraneExtract(BME)isasolubleformofbasementmembranepurifiedfromEngelbreth-Holm-Swarm(EHS)tumor.Thisextractprovidesanaturalextracellularmatrixhydrogelthatpolymerizesat37°Ctoformareconstitutedbasementmembrane.Basementmembranesarecontinuoussheetsofspecializedextracellularmatrixthatformaninterfacebetweenendothelial,epithelial,muscle,orneuronalcellsandtheiradjacentstromaandthatplayanessentialroleintissueorganizationbyinfluencingcelladhesion,migration,proliferation,anddifferentiation.ThemajorcomponentsofBMEincludelaminin,collagenIV,entactin,andheparansulfateproteoglycans.
Cultrex®StemCellQualifiedRGFBMEisaBasementMembraneMatrixthathasbeendeveloped,producedandqualifiedspecificallyforattachmentandmaintenance ofembryonicandinducIBLepluripotentstemcells. Cultrex®StemCellQualifiedRGFBMEisprocessedtoreducematrix-associatedgrowthfactorsandprovideamoredefinedmodelsystem.
Qualitycontrolspecifications:
- Mousecoloniesareroutinelyscreenedforpathogensusing mouseantibodyproduction(MAP)testing.
- Engelbreth-Holm-Swarm(EHS)tumorisLDEV-free.
- PathClear®–testednegativebyPCRfor17bacterialandvirusstrainstypicallyincludedinmouseantibodyproduction(MAP)testing,plus13additionalmurineinfectiousagentsincludingLDEV,foratotalof31organismsandviruses.
- Nobacterialorfungalgrowthdetectedafterincubationat37°Cfor14daysfollowingUSPsterilitytestingguidelines.
- Endotoxinconcentration≤8EU/mlbyLimulusAmoebocyteLysate(LAL)assay.
- Proteinconcentrationof12–18mg/ml.
- NomycoplasmacontaminationdetectedbyPCR.
- ProvidedinDulbecco’sModifiedEagle’smedium(DMEM)withoutphenolred,with10µg/mlgentamicinsulfate.
- GelstABIlitytestedforaperiodof14daysat37°C.
- BIOLOGicalactivitydeterminedforeachlot:
- PromotestheattachmentofhumaniPSCs.
- EffectivelymaintainshumaniPSCsinapluripotentstateinafeeder-freeculture.
