
CustomerValidation
- •BrainBehavImmun.2017Jan;59:322-332.
Description | FPS-ZM1isahigh-affinityRAGEspecificinhibitorwithaKiof25nM. |
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IC50&Target | Ki:25nM(RAGE)[1] |
InVitro | FPS-ZM1inhibitsAβ/RAGEbindinginCHOcellswithapproximately2-foldgreateraffinitythanitsparentmolecule,FPS2.FPS-ZM1inhibitsbindingofotherknownRAGEligandstosRAGE,includingS100calcium-bindingproteinBandamphoterin.FPS-ZM1ismoreeffectivethanFPS2inreducingAβ40-inducedincreasesinBACE1mRNAandproteinlevelsandthegenerationofsAPPβ,anAPPcleavageproductofBACE1indicativeofBACE1activity[1]. |
InVivo | FPS-ZM1isnontoxictomiceandreADIlycrossedtheblood-brainbarrier.InagedAPPsw/0miceoverexpressinghumanAβ-precursorprotein,atransgenicmousemodelofADwithestablishedAβpathology,FPS-ZM1inhibitsRAGE-mediatedinfluxofcirculatingAβ40andAβ42intothebrain.Inbrain,FPS-ZM1bindsexclusivelytoRAGE,whichinhibitsβ-secretaseactivityandAβproductionandsuppressesmicrogliaactivationandtheneuro-inflammatoryresponse[1].FPS-ZM1treatmentreducesthelevelofAβ1-40andAβ1-42inAGEsRats.ItInhibitsAGEs-mediatedincreaseofAβ-metabolism-relatedproteinsanddownregulatesAGEs-mediatedincreaseofpro-inflammatorycytokinesinthehippocampus.FPS-ZM1up-Regulatesanti-oxidantdefensesystemandattenuatedAGEsinducedmemoryimpairmentinAGEsrats[2]. |
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Pleaserefertothesolubilityinformationtoselecttheappropriatesolvent. | ||||||||||||||||
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KinaseAssay [1] | HumansRAGEisimmobilized(10μg/mL)overnightat4°Cin96-wellmicrotiterplatesandblockedwith3%bovineserumalbumin.125I-labeledAβ40,HMGB1,orS100Bat5nMintheabsenceandpresenceofvariousconcentrationsofFPS2orFPS-ZM1(10to1,000nM)isaddedtothewellscontainingimmobilizedsRAGEandincubatedfor1houratroomtemperatureinPBS.WellsarewashedwithcoldPBStoremoveunboundradiolabeledligands,andtheradioactivityisanalyzed[1].MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly. | ||||||||||||||||
CellAssay [1] | TodeterminewhetherFPS2andFPS-ZM1aretoxictoCHOcells,thecellsaretreatedfor72hourswithdifferentconcentrationsofinhibitorsrangingfrom10nMto10μM.ThecellulartoxicityisdeterminedusingtheWST-8AssayKit[1].MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly. | ||||||||||||||||
AnimalAdmiNISTration [1][2] | Rat:Startingfrom1weekbeforeintrahippocampalinjection,FZM1andAGEs+FZM1ratsareintraperitoneallyinjectedwithFPS-ZM1(1mg/kg/datavolumeof2mL)for4weeks;ratsintheAGEsandthecontrolgroupsareintraperitoneallyinjectedwithnormalsalinewiththesamevolumefor4weeks.ThreeweeksafterAGEsintrahippocampalinjection,theescapelatencytimeofratsisassayedwithMorriswatermazetest,andthenallratsaresacrificed[2]. Mouse:FPS2orFPS-ZM1areadministeredi.v.(1mg/kg)viathefemoralveinandarterialbloodsamples(30μL)collectedat1,5,10,15,and20minutesviathecannulatedfemoralartery.Plasmaisseparatedbycentrifugationat4°Candimmediatelystoredat–80°Cuntilanalysis[1]. MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly. | ||||||||||||||||
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MolecularWeight | 327.85 | ||||||||||||
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Formula | C₂₀H₂₂ClNO | ||||||||||||
CASNo. | 945714-67-0 | ||||||||||||
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Shipping | RoomtemperatureincontinentalUS;mayvaryelsewhere | ||||||||||||
Solvent&Solubility | 10mMinDMSO FPS-ZM1ispreparedinvehicle(normalsaline)[3]. *"<1 mg/ml"="" means="" slightly="" soluble="" or="" insoluble.="" "≥"="" means="" soluble,="" but="" saturation=""> | ||||||||||||
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Purity:99.31%