OTHERTOOLSANDRESOURCES
CHEMICALSTRUCTURE
3,5-difluoro-4-hydroxybenzylideneimidazolinone(DFHBI)
MOLECULARFORMULA:
C12H10F2N2O2
MOLECULARWEIGHT:
252.22
CASNAME/NUMBER:
4H-Imidazol-4-one,5-[(3,5-difluoro-4-hydroxyphenyl)methylene]-3,5-dihydro-2,3-dimethyl-,5(Z)- /1241390-29-3
FLUORESCENCESPECTRA
AbsorptionandfluorescenceemissionspectraofDFHBIinpH7.4buffer.
PRESENTATION: Lyophilizeddye
QUALITYASSURANCE: Productsareanalyzedby1HNMRandLC-MSandprovidedatpurityof>95%byHPLC.
USAGESTATEMENT: Thisproductisintendedforresearchuseonlyandarenottobeusedforanyotherpurpose,whichincludesbutisnotlimitedto,unauthorizedcommercialuses,invitrodiagnosticuses,exvivoorinvivotherapeuticusesoranytypeofconsumptionorapplicationtohumansoranimals.Duetothehighlyspecificnatureoffluorophoresandaptamers,wecannotpredictorbeheldresponsIBLewithrespecttohowLucernaTMproductswillbehaveinitscustomers"systems.ResearchersusingLucernaTMproductsshouldconductoptimizationstudiestoachievetheoptimalresultpossiblefortheirintendedapplication.
DFHBIIMAGES
HEK293Tcellsweretransfectedwitheither5S-controlaptameror5S-SpinachTM plasmidsandincubatedwith20µMDFHBI.ImagesarephaseoverlaywithHoechst-stainednuclei(blue)andSpinachTM fluorescence(green).
SpinachTM RNArobustlyactivatesthefluorescenceofDFHBI. EachtubecontainedtheindicatedsolutionandwasirrADIatedat465nm.
REFERENCEFORTHEPRODUCT:
RNAmimicsofgreenfluorescentprotein.PaigeJS,WuKY,JaffreySR.Science.2011Jul29;333(6042):642-6.
THISPRODUCTWASCITEDIN:
RNAsignalamplifiercircuitwithintegratedfluorescenceoutput.AkterFandYokobayashiY.ACSSynthBiol.2015May15.
Design,synthesis,andapplicationofSpinachmolecularbeaconstriggeredbystranddisplacement.BhadraSandEllingtonAD.MethodsEnzymol.2015Jan15.
Live-cellimagingofmammalianRNAswithSpinach2.StrackRLandJaffreySR.MethodsEnzymol.2015Jan6.
MonitoringmRNAandproteinlevelsinbulkandinmodelvesicle-basedartificalcells.vanNiesP,CantonAS,Nourianz,DanelionC.MethodsEnzymol.2015Jan6.
UsingSpinachaptamertocorrelatemRNAandproteinlevelsinEscherichiacoli.PothoulakisGandEllisT.MethodsEnzymol.2015Jan5.
Invitroanalysisofriboswitch-Spinachaptamerfusionsasmetabolite-sensingfluorescentbiosensors.KellenbergerCAandHammondMC.MethodsEnzymol.2014Dec19.
TheSpinachRNAAptamerasaCharacterizationToolforSyntheticBIOLOGy. PothoulakisG,CeroniF,ReeveB,EllisT. ACSSynBiol.2013Sep13.
AsuperfoldingSpinach2revealsthedynamicnatureoftrinucleotiderepeat-containingRNA.StrackRL,DisneyMD,JaffreySR. NatMehtods.2013Dec;10(12):1219-24.
Genepositionmorestronglyinfluencescell-freeproteinexpressionfromoperonsthanT7transcriptionalpromoterstrength.ChizzoliniF,ForlinM,CecchiD,MansySS. ACSSynBiol.2013Dec9.
LICENSING:
Lucernahastheexclusiverightstoallpatentscoveringtheuseofthisproduct. AllcommercialusersshouldcontactLucernaforauselicense.