Description: -VijaiKrishnanPh.D,LouisianaStateUniversity -HARISHN.RAMANATHANPh.D.,NIDDK,NIH -RadmilaHrdlickova,Ph.D.,UTAustin -DorisBenbrook,Ph.D.,OUHSC Yes,IcertainlydidusethatsampleofPepMuteyougenerouslysentus
anditworkedsowellonHepG2cellsthatIhavesinceorderedafullsizeandamusingitexclusivelyforsiRNA! IcomparedtoRNAiMAXandRochesX-tremeGENEproducts,buttheseproductswerenotaseffectiveasPepMute. Thanksagainforthesample. Itwasfantastic! -MatthewJackson, Ph.D.,USDA Signagen腺伴随病毒(AAV)是一种小型(直径20 nm)的复制缺陷型无包膜病毒,可感染人类和其他灵长类动物。目前尚不知道AAV会引起疾病,因此该病毒会引起非常轻微的免疫反应。AAV可以感染分裂细胞和非分裂细胞,并且可以将其基因组整合到宿主细胞的基因组中。
PepMutesiRNATransfectionReagent,formulatedfromsimulationofviruscellpenetratingpeptides(CPPs),isatotalnovelsiRNAdeliverytoolwhichprovidesmorethan95%silencingefficiencyat1nMsiRNAinvarietyofmammaliancells.Withourproprietarypeptidesimulationtechnology(PST),hundredsofviralCPPsweresimulated,synthesizedandscreenedforgenedeliveryefficacyinvarietyofmammaliancells(Figure1).PepMutereagentwasthenidentifiedandvalidatedasanexceptionallyefficientvectorforcondensingandtransfectingshort(under100bp)singleordoublestrandednucleicacidssuchassiRNA,miRNAmimicsandDNAoligoestowidespectrumofmammaliancells.
Figure1.AcartoonshowingPepMutesiRNATransfectionReagentwasdevelopedbyPST
Size:
-PepMuteReagent,1.0mL,sufficientfor~1,333reactionsbasedontransfecting0.5~5.0pmolsiRNAormiRNAmimicsin24-wellplate
-PepMuteTransfectionBuffer(5x),formulatedformaximaltransfectionefficiency,8.0mLat5xconcentratedstocksolutiontomake40mLofworkingsolution
Applications:
-siRNAmiRNAmimicsormRNAtransfection
-DNA/siRNAco-transfection
-DNAoligoestransfection
Storage:
Storeat4°CforPepMuteReagentandRTforPepMuteTransfectionBuffer(5x). Ifstoredproperly,theproductisstablefor12monthsorlonger.
Advantages:
-Excellentsilencingatfinal1.0nMsiRNA
-Over95%genesilencinginawidevarietyofcells
-Onetubereactionwitheasystandardprotocol
-CompatIBLewithserumandantibiotics
-ProtocolsadaptedtoHTS
-Verylowcytotoxicity
-Veryaffordable
SilencingEfficacyComparisonbetweenPepMutesiRNATransfectionReagentandLeADIngProducts
Figure2.ExcellentsilencingofendogenouslyexpressedKIF11(alsoknownasEG5)inHEK293cellswith1.0µlofPepMutereagentand0.5pmolEG5siRNAperwellof24-wellplate.KIF11(alsoknownasEG5)encodesamotorproteinthatbelongstothekinesin-likeproteinfamilyinvolvedinchromosomepositioningandbipolarspindleformationduringcellmitosis.AreductioninKIF11levelscausesmitoticarrest.PepMutereagenteffectivelydeliversEG5siRNA(final1.0nM)toHEK293cells,leadingtomorethan80%of"round-up"phenotypeofHEK293cells48hposttransfectionovernegativecontrol(final1.0nMwithshamEG5siRNA)whileleadingsiRNAtransfectinreagents,LipofectamineRNAiMAX(RNAiMAX,1.0nMEG5siRNA)/INTERFERin(1.0nMEG5siRNA)/Dharmafect(10.0nMEG5siRNA)andjetPRIME(20nMEG5siRNA)giveaverage37%,23%,53%and48%ball-shapedphenotyperespectivelyonHEK293cells.Thephenotypeof"rounded-up"293cellswerevisualized(upperpanel)andquantified(lowerpanel)48hposttransfectionwithaNikonmicroscope.
Figure3.SilencingefficiencycomparisonofPepMuteTransfectionReagent(upperpanel)withDharmafect4(middlepanel)andLipofectamineRNAiMAX(RNAiMAX,lowerpanel)siRNATransfectionReagentsonA549cells.siRNAtargetingrenillaluciferaseatdifferentfinalconcentrationsrangingfrom0.5to20nMwasco-transfectedwithrenillaluciferasegene(0.5µgofpRL-CMVDNAperwell)bytheabovethreetransfectionreagentspermanufacturers"protocolsintoA549cellsgrowingona24-wellplate.Renillaluciferaseactivitywasdetermined36hafterpostco-transfectionwithrenillaluciferasedeterminationsystem(Promega).Theluminescencewasmeasuredfrom5.0µloflysateduring10sintegrationwithaluminometer(BeckmanCoulterLD400).Luciferaseactivitywasexpressedaslightunitsintegratedover10s(RLU)andnormalizedpermgofcellproteinbyusingtheBCAassay.Theerrorsbarsrepresentstandarddeviationderivedfromtriplicateexperiments.Luciferase-silencingefficiencywascalculatedrelativetountreatedcells.WhilePepMuteandDharmafect4reagentsdeliveredsignificantgenesilencingfrom1.0nMofrenillaluciferasesiRNA,LipofectamineRNAiMAXgavegoodknockdownonlyafter20nMwhileenhancedgeneexpressionatlowconcentrationofsiRNA(0.5and1.0nMrespectively)wasobserved.
Figure4.PepMuteTransfectionReagentknockeddownstableGFPexpressioninMCF7cell(upperpanel)andU2OScell(lowerpanel)byreverselytransfecting5.0and1.0nMGFPsiRNArespectively.Greenfluorescenceprotein(GFP)wasstablyexpressedinMCF7andU2OScells.siRNAtargetingGFPgene(rightpanel)andashamsiRNA(leftpanel)wereintroducedintoMCF7andU2OScellswithfinal5.0and1.0nMrespectivelybyreversetransfectionwithPepMuteTransfectionReagent.GFPgenesilencingwasmonitored48hposttransfectionbyaNikonfluorescencemicroscope.QuantitativeanalysisshowedthatGFPsiRNAat5.0and1.0nMdeliveredbyPepMutesiRNATransfectionReagentknockeddown90%and95%stablyexpressedGFPinMCF7andU2OScellsrespectively.
DataSheet&Protocol
-AStandardsiRNATransfectionProtocol
-AStandardsiRNA/DNACo-transfectionProtocol
-AReversesiRNATransfectionProtocolforHTS
Torequestafreetrialsample,pleaseCreateAnAccountwithustoenteryourshippingaddressandemailusatorder@Signagen.com
Testimonials:
IhadtriedyourproductpepMutetransfectionreagentonprimaryretinalneuronsandwassatisfiedwiththetransfectionefficiency.Willorder!
IreallyappreciateyousendingmeasampleofPepMutesiRNAreagent.ItestedDNA/siRNAco-transfectionusing293Tcellsandtheresultswerecompletelysatisfactory.Iwasabletoget95%knockdownofmytargetgeneat1.0nMsiRNAaswellasexpressionofplasmidDNAusingtherecommendedprotocol.Iwillhavetotestandseeifothercelllinesarealsoaseffective.IwilldefinitelythinkaboutmovingtousethisreagentoverDharmafectorOligofectamine.
ItriedPepMutereagentandIlikeit.Ithassohighefficiencyandnocytotoxicity.Iamgoingtouseit.Thankforintroducingittoourlab.
Tried3differentsiRNAswith100%silencingonA2780cell.Thatisamazing!Ialreadyplacedanorder.