首页 > Nordic > Nordicmubio/IgG1 Negative Control, conjugated to FITC/GM-4992

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Nordicmubio/IgG1 Negative Control, conjugated to FITC/GM-4992

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GM-4992

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4000-520-616

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Background:Thisreadytousenegativecontrolreagentcontainspurified,fluoresceinorphycoerythrinconjugatedmouseimmunoglobulinmoleculesofIgG1isotype,whichhavebeenselectedonthebasisoftheirbindingcharacteristics:nospecificbindingtohumancellsurfaceorintracellularantigens,samelowrangeofnonspecificbindingtohumanleukocytesasotherNordic-MubioReagents.ThisisotypecontrolIgG1issuitableasaNegativeControltobeusedincombinationwithNordic-MUbioreagentsforthe:-EnumerationofMyeloidCells-AnalysisofMyeloidDifferentiationStage-EnumerationofB-cellsandPrecursors-EnumerationofT-cellsandPrecursors-AnalysisofLeukemiaCells-AnalysisofImmunodeficiencyStatesThenegativecontrolreagentpermitstoestimatethedegreeofnon-specificbindingofisotypematchedimmunologbulinstoleukocytesviae.g.Fc-receptors.Itenablestheexperttosetflowcytometricparametersaccordingly.Resultsmustbeputwithinthecontextofotherdiagnostictestsaswellastheclinicalhistoryofthepatientbyacertifiedprofessionalbeforefinalinterpretation.Product:2mlofFITC-conjugatedVI-APinPBSpH7.2,1%BSA,and0.05%NaN3,approximately100tests.Applications:DirectImmunofluorescence(StainingProcedure)Nordic-MUbioFluorochromelabeledantibodiesaredesignedforusewitheitherwholebloodorisolatedmononuclearcell(MNC)preparations.Proposedstainingprocedureforwholebloodinshort:-Foreachsampleadd50µlofEDTAanti-coagulatedbloodtoa3-5mltube-Add20µloftheappropriateNordic-MUbiomonoclonalantibodyconjugate-Incubatethetubefor15minutesat4°Coratroomtemperatureinthedark-Add100µlNM-LYSE(Cat.No.GAS-003)toeachtubeandincubatefor10minutesatroomtemperature-Add3-4mlofdestilledwaterandvortex,incubatefor5-10minutesatroomtemperature-Centrifugetubefor5minutesat300g-AspiratesupernatantandresUSPendpelletin0.3mlofsheathfluid-Analyzeimmediatelyorstoresamplesat2-8°Cinthedarkandanalyzewithin24hoursFor“No-Wash”protocolpleaserefertowww.Nordicmubio.comProposedstainingprocedureforMNCinshort:-Carefullyadd20µlantibodyconjugateand50-100µlMNCtothebottomofatube-Vortexatlowspeedfor1-2seconds-Incubatefor15-30minutesat2-8°Coratroomtemperature-Centrifugetubesfor5minutesat300g-Removesupernatant,resuspendcellsin2-5mlofphosphatebufferedsaline(PBS)andcentrifugecellsagainfor5minutesat300g-Removesupernatantandresuspendcellsinsheathfluidforimmediateanalysisorresuspendcellsin0.5ml1%formaldehydeandstorethemat2-8°Cinthedark.Analyzefixedcellswithin24hoursSpecificity:ThecloneVI-APreactswithcalfintestinealkalinephosphataseanddoesnotshowcross-reactivitywithhumanproteins.ThesensitivityofVI-APmAbisdeterminedbystainingwell-definedbloodsamplesfromrepresentativedonorswithserial-foldmAbdilutionstoobtainatitrationcurvethatallowsrelatingthemAbconcentrationtothepercentageofstainedcellsandgeometricMFI(meanfluorescenceintensity).Forthispurpose,amAb-concentrationrangeisselectedtoincludeboththesaturationpoint(i.e.themAbdilutionexpectedtobindallepitopesonthetargetcell)andthedetectionthreshold(i.e.themAbdilutionexpectedtorepresenttheleastamountofmAbneededtodetectanidenticalpercentageofcells).Inpractice,50µlofleukocytescontaining10^7cells/mlarestainedwith20µlmAbofvariousdilutionstoobtainatitrationcurveandtoidentifythesaturationpointanddetectionthreshold.Thefinalconcentrationoftheproductisthenadjustedtobeatleast3-foldabovethedetectionthreshold.Inadditionandtocontrollot-to-lotvariation,thegivenlotiscomparedandadjustedtofluorescencestandardswithdefinedintensity.Storage:Nordic-MUbiomonoclonalantibodyreagentscontainoptimalconcentrationsofaffinity-purifiedantibody.ForstABIlityreasonsthismonoclonalantibodysolutioncontainssodiumazide.Thesereagentsshouldbestoredat2-8°C(DONOTFREEZE!)andprotectedfromprolongedexposuretolight.Stabilityofthereagent:Pleaserefertotheexpirydateprintedontothevial.Theuseofthereagentaftertheexpirationdateisnotrecommended.Caution:Forprofessionalusersonly.Thisreagentcontainssodiumazide.Toavoidthedevelopmentofhazardousconditions,reagentscontainingazideshouldbedilutedinrunningwaterpriortobediscarded.SimilartotheworkwithotherBIOLOGicalproducts,properhandlingproceduresarerecommended.

Noridic-Mubio是荷兰的一家著名的免疫学试剂生产厂商，因收购An Der Grub Bio Research GmbH(ADG)，增加了自己的产品线：全球最好的固定破膜剂FIX&PERM 。Nordic-Mubio严格遵照ISO9001标准生产高质量的抗体，主要为针对细胞粘附蛋白、核蛋白和骨架蛋白的抗体。同时Nordic-Mubio也是斑马鱼抗体开发的引领者之一，拥有50多种可用于斑马鱼免疫荧光检测的抗体。