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TransfectionReagentfor MCF-7Cells(BreastCancerCells,HTB-22)
TransfectionEfficiency:
Reagentexhibitsatleast85%transfectionefficiencyofsiRNAdelivery.TransfectionefficiencywasdeterminedbyqRT-PCR.
TransfectionProtocolandMSDS:
DownloadAltogenBiosystemsMCF-7TransfectionProtocol:[PDF]
DownloadMSDS:[PDF]
MCF-7 CellLine:
BreastcancerremainsthesecondprimarycauseofcancerdeathsinfemalesaswellasthemostcommonlydiagnosedcancerinwomenintheUnitedStates.AccordingtotheNationalBreastCancerFoundation,everyyearmorethan252,000womeninthecountryarediagnosedwithbreastcancerandover40,000willdie.TheMCF-7celllinewasderivedfroma69-year-oldCaucasianfemalein1970andisthemostextensivelystudiedandfrequentlyusedofallthehumanbreastcancercelllines.MCF-7standsforMichiganCancerFoundation–7(referringtotheinstitutewherein1973thecelllinewasdiscoveredbySouleandassociates).Thiscelllineisaperfectmodeltostudythepathwayofmalignantprogression.PrevioustoMCF-7,nomammarycelllinecouldlivelongerthanafewmonths.MCF-7hasmultiplecharacteristicsofdifferentiatedmammaryepithelium,includingthecapabilityofformingdomesandtheabilitytoprocessestrADIolviacytoplasmicestrogenreceptors.TNFalphainhibitsthegrowthofMCF-7breastcancercells.Applyinganti-estrogenscantransformthesecretionofinsulin-likegrowthfactorbindingproteins.CellsfromtheMCF-7breastcancercelllinearewidelyregardedasanearperfectmodeltoexaminethegrowthofmalignanttumors.AltogenBiosystemsproducespre-optimizedhigh-efficiencytransfectionreagentkitsfortheMCF-7breastcancercellline.
Data:
Figure1.GAPDmRNAlevelswerequantifiedusingreal-timeRT-PCRintheMCF7cellstransfectedwithsiRNAstargetingGAPDornon-silencingsiRNA.Forty-eighthourspost-transfection,thecellswereharvestedandanalyzedbyreal-timeRT-PCRforGAPDHmRNAexpressionlevels.Datawerenormalizedagainstthe18SrRNAsignal.Controlsampleswereeithermock-transfectedoruntreated.Valuesarenormalizedtountreatedsample.Dataaremeans±SD(n=3).
Figure2.ProteinexpressionofGAPDHinMCF7cells.DNAplasmidexpressingGAPDHorsiRNAtargetingGAPDHweretransfectedintoMCF7cellsfollowingAltogenBiosystemstransfectionprotocol.At72hourspost-transfectionthecellswereanalyzedbyWesternBlotforproteinexpressionlevels(normalizedbytotalprotein,10µgoftotalproteinloadedpereachwell).Untreatedcellsusedasanegativecontrol.
Selected MCF7 transfectionreagentcitationreferences:
AltogenBiosystems:
AltogenBiosystemsisalifesciencescompany thatmanufacturesover100celltypespecificandpre-optimizedtransfection kits, electroporationbuffers,andtargetedinvivo deliverykitsandreagents.Advancedformulationofreagentsandoptimizedtransfectionprotocolsprovidehighlyefficientintracellulardeliveryofbiomolecules(proteins,DNA,mRNA,shRNA andsiRNA,andsmallmoleculecompounds).Readmore abouttransfectiontechnologyatAltogen’s TransfectionResource.
AltogenLabsResearchServices:
AltogenLabsprovidesGLP-compliantcontractresearchstudiesforpre-clinicalresearch,INDapplications,anddrugdevelopment.OurBIOLOGyCROservices include:Xenograftservices(over60in-housevalidatedxenograftmodels),developmentofstablecelllines,ELISAassaydevelopment,cell-basedandtissuetargetedRNAistudies,safetypharm/toxassays,andotherstudies(visitAltogenLabs.com).
VolumeOptions:
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vectorlabs/Biotinylated Aleuria Aurantia Lectin (AAL)/B-1395/1 mg
vectorlabs/VECTASTAIN® Elite® ABC-HRP Kit (Peroxidase, Mouse IgG)/PK-6102/1 kit
vectorlabs/VECTASTAIN® Elite® ABC-HRP Kit (Peroxidase, Universal)/PK-6200/1 kit
vectorlabs/Unconjugated Musa Paradisiaca (Banana) Lectin (BanLec)/L-1410/5 mg
GiottoBiotech/Calmodulin N60D/5 mg/G02CLM60cn