人肿瘤坏死因子α（TNF

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HumanTNF-αFORRESEARCHUSEONLYAssayrange：20ng/L-400ng/L96DETERMINATIONSPurposeThiskitallowsforthedeterminationofTNF-αconcentrationsinHumanserum.PrincipleoftheassayThekitassayHumanTNF-αlevelinthesample,usePurifiedHumanTNF-αantibodytocoatmicrotiterplatewells,makesolid-phaseantibody,thenaddTNF-αtowells,CombinedTNF-αantibodywhichWithHRPlabeled,becomeantibody-antigen-enzyme-antibodycomplex,afterwashingCompletely,AddTMBsubstratesolution,TMBsubstratebecomesbluecolorAtHRPenzyme-catalyzed,reactionisterminatedbytheadditionofasulphuricacidsolutionandthecolorchangeismeasuredspectrophotometricallyatawavelengthof450nm.TheconcentrationofHumanTNF-αinthesamplesisthendeterminedbycomparingtheO.D.ofthesamplestothestandardcurve.Materialsprovidedwiththekit1washsolution20ml×1bottle7StopSolution6ml×1bottle2HRP-Conjugatereagent6ml×1bottle8Standard（800ng/L）0.5ml×1bottle3Microelisastripplate12well×8strips9Standarddiluent1.5ml×1bottle4Samplediluent6ml×1bottle10Instruction15ChromogenSolutionA6ml×1bottle11Closureplate2membrane6ChromogenSolutionB6ml×1bottle12Sealedbags1SpecimenrequirementsextractassoonaspossibleafterSpecimencollection,andaccordingtotherelevantliterature,andshouldbeexperimentassoonaspossibleaftertheextraction.Ifitcan’t,specimencanbekeptin-20℃topreserve,Avoidrepeatedfreeze-thawcycles.12.Can’tdetectthesamplewhichcontainNaN3,becauseNaN3inhibitsHRPactive.Assayprocedure1.Diluteandaddsample:DiluteOriginaldensityStandardasfollowtable:400ng/L5Standard150lOriginaldensityStandard+150lStandarddiluent200ng/L4Standard150l5Standard+150lStandarddiluent100ng/L3Standard150l4Standard+150lStandarddiluent50ng/L2Standard150l3Standard+150lStandarddiluent25ng/L1Standard150l2Standard+150lStandarddiluent2.addsample：Setblankwellsseparately(blankcomparisonwellsdon’taddsampleandHRP-Conjugatereagent,othereachstepoperationissame).testingsamplewell.addSampledilution40ltotestingsamplewell,thenaddtestingsample10l(samplefinaldilutionis5-fold),addsampletowells,don’ttouchthewellwallasfaraspossible,andGentlymix.3.Incubate:AfterclosingplatewithClosureplatemembrane,incubatefor30minat37℃.4.Configurateliquid:30-fold(or20-fold)washsolutiondiluted30-fold(or20-fold)withdistilledwaterandreserve.5.washing：UncoverClosureplatemembrane,discardLiquid,drybyswing,addwashingbuffertoeverywell,stillfor30sthendrain,repeat5times,drybypat.6.addenzyme：AddHRP-Conjugatereagent50ltoeachwell,exceptblankwell.7.incubate：Operationwith3.8.washing：Operationwith5.9.color：AddChromogenSolutionA50ulandChromogenSolutionBtoeachwell,evadethelightpreservationfor10minat37℃10.Stopthereaction：AddStopSolution50ltoeachwell,Stopthereaction(thebluecolorchangetoyellowcolor).11.assay：takeblankwellaszero,Readabsorbanceat450nmafterAddingStopSolutionandwithin15min.Stepsdescription2Standard,SamplediluentAddStandard,Samplediluent,incubatefor30minat37℃.Wash5time,AddHRP-Conjugatereagent,incubatefor30minat37℃.Wash5times,AddChromogenSolutionAandB,incubatefor10minat37℃.AddStoppSolutionReadabsorbanceat450nmwithin15mincalculateCalculateTakethestandarddensityasthehorizontal,theODvalueforthevertical,drawthestandardcurveongraphpaper,FindoutthecorrespondingdensityaccordingtothesampleODvaluebytheSamplecurve,multipliedbythedilutionmultiple,orcalculatethestraightlineregressionequationofthestandardcurvewiththestandarddensityandtheODvalue,withthesampleODvalueintheequation,calculatethesampledensity,multipliedbythedilutionfactor,3theresultisthesampleactualdensity.importantnotesThekittakesoutfromtherefrigerationenvironmentshouldbebalanced15-30minutesintheroomtemperature,ELISAplatescoatedifhasnotuseupafteropened,theplateshouldbestoredinSealedbag.washingbufferwillCrystallizationseparation,itcanbeheatedthewaterhelpsdissolvewhendilute.Washingdoesnotaffecttheresult.addSamplewithsamplerEachstep,Andproofreaditsaccuracyfrequently,avoidstheexperimentalerror.addsamplewithin5min,ifthenumberofsampleismuch,recommendtouseVolley.ifthetestingmaterialcontentisexcessivelyhigher(ThesampleODisbiggerthanthefirststandardwell),pleasediluteSample(n-fold),Pleasediluenteandmultipliedbythedilutionfactor.（×n×5）.Closureplatemembraneonlylimitsthedisposableuse,toavoidcross-contamination.Thesubstrateevadethelightpreservation.Pleaseaccordingtouseinstructionstrictly,Thetestresultdeterminationmusttakethemicrotiterplatereaderasastandard.Allsamples,washingbufferandeachkindofrejectshouldaccordingtoinfectivematerialprocess.Donotmixreagentswiththosefromotherlots.Storageandvalidity1．Storage：2-8℃.2．validity：sixmonths4HumanTNF-αFORRESEARCHUSEONLYAssayrange：20ng/L-400ng/L96DETERMINATIONSPurposeThiskitallowsforthedeterminationofTNF-αconcentrationsinHumanserum.PrincipleoftheassayThekitassayHumanTNF-αlevelinthesample,usePurifiedHumanTNF-αantibodytocoatmicrotiterplatewells,makesolid-phaseantibody,thenaddTNF-αtowells,CombinedTNF-αantibodywhichWithHRPlabeled,becomeantibody-antigen-enzyme-antibodycomplex,afterwashingCompletely,AddTMBsubstratesolution,TMBsubstratebecomesbluecolorAtHRPenzyme-catalyzed,reactionisterminatedbytheadditionofasulphuricacidsolutionandthecolorchangeismeasuredspectrophotometricallyatawavelengthof450nm.TheconcentrationofHumanTNF-αinthesamplesisthendeterminedbycomparingtheO.D.ofthesamplestothestandardcurve.Materialsprovidedwiththekit1washsolution20ml×1bottle7StopSolution6ml×1bottle2HRP-Conjugatereagent6ml×1bottle8Standard（800ng/L）0.5ml×1bottle3Microelisastripplate12well×8strips9Standarddiluent1.5ml×1bottle4Samplediluent6ml×1bottle10Instruction15ChromogenSolutionA6ml×1bottle11Closureplate2membrane6ChromogenSolutionB6ml×1bottle12Sealedbags1SpecimenrequirementsextractassoonaspossibleafterSpecimencollection,andaccordingtotherelevantliterature,andshouldbeexperimentassoonaspossibleaftertheextraction.Ifitcan’t,specimencanbekeptin-20℃topreserve,Avoidrepeatedfreeze-thawcycles.12.Can’tdetectthesamplewhichcontainNaN3,becauseNaN3inhibitsHRPactive.Assayprocedure1.Diluteandaddsample:DiluteOriginaldensityStandardasfollowtable:400ng/L5Standard150lOriginaldensityStandard+150lStandarddiluent200ng/L4Standard150l5Standard+150lStandarddiluent100ng/L3Standard150l4Standard+150lStandarddiluent50ng/L2Standard150l3Standard+150lStandarddiluent25ng/L1Standard150l2Standard+150lStandarddiluent2.addsample：Setblankwellsseparately(blankcomparisonwellsdon’taddsampleandHRP-Conjugatereagent,othereachstepoperationissame).testingsamplewell.addSampledilution40ltotestingsamplewell,thenaddtestingsample10l(samplefinaldilutionis5-fold),addsampletowells,don’ttouchthewellwallasfaraspossible,andGentlymix.3.Incubate:AfterclosingplatewithClosureplatemembrane,incubatefor30minat37℃.4.Configurateliquid:30-fold(or20-fold)washsolutiondiluted30-fold(or20-fold)withdistilledwaterandreserve.5.washing：UncoverClosureplatemembrane,discardLiquid,drybyswing,addwashingbuffertoeverywell,stillfor30sthendrain,repeat5times,drybypat.6.addenzyme：AddHRP-Conjugatereagent50ltoeachwell,exceptblankwell.7.incubate：Operationwith3.8.washing：Operationwith5.9.color：AddChromogenSolutionA50ulandChromogenSolutionBtoeachwell,evadethelightpreservationfor10minat37℃10.Stopthereaction：AddStopSolution50ltoeachwell,Stopthereaction(thebluecolorchangetoyellowcolor).11.assay：takeblankwellaszero,Readabsorbanceat450nmafterAddingStopSolutionandwithin15min.Stepsdescription2Standard,SamplediluentAddStandard,Samplediluent,incubatefor30minat37℃.Wash5time,AddHRP-Conjugatereagent,incubatefor30minat37℃.Wash5times,AddChromogenSolutionAandB,incubatefor10minat37℃.AddStoppSolutionReadabsorbanceat450nmwithin15mincalculateCalculateTakethestandarddensityasthehorizontal,theODvalueforthevertical,drawthestandardcurveongraphpaper,FindoutthecorrespondingdensityaccordingtothesampleODvaluebytheSamplecurve,multipliedbythedilutionmultiple,orcalculatethestraightlineregressionequationofthestandardcurvewiththestandarddensityandtheODvalue,withthesampleODvalueintheequation,calculatethesampledensity,multipliedbythedilutionfactor,3theresultisthesampleactualdensity.importantnotesThekittakesoutfromtherefrigerationenvironmentshouldbebalanced15-30minutesintheroomtemperature,ELISAplatescoatedifhasnotuseupafteropened,theplateshouldbestoredinSealedbag.washingbufferwillCrystallizationseparation,itcanbeheatedthewaterhelpsdissolvewhendilute.Washingdoesnotaffecttheresult.addSamplewithsamplerEachstep,Andproofreaditsaccuracyfrequently,avoidstheexperimentalerror.addsamplewithin5min,ifthenumberofsampleismuch,recommendtouseVolley.ifthetestingmaterialcontentisexcessivelyhigher(ThesampleODisbiggerthanthefirststandardwell),pleasediluteSample(n-fold),Pleasediluenteandmultipliedbythedilutionfactor.（×n×5）.Closureplatemembraneonlylimitsthedisposableuse,toavoidcross-contamination.Thesubstrateevadethelightpreservation.Pleaseaccordingtouseinstructionstrictly,Thetestresultdeterminationmusttakethemicrotiterplatereaderasastandard.Allsamples,washingbufferandeachkindofrejectshouldaccordingtoinfectivematerialprocess.Donotmixreagentswiththosefromotherlots.Storageandvalidity1．Storage：2-8℃.2．validity：sixmonthsHumanTNF-αFORRESEARCHUSEONLYAssayrange：20ng/L-400ng/L96DETERMINATIONSPurposeThiskitallowsforthedeterminationofTNF-αconcentrationsinHumanserum.PrincipleoftheassayThekitassayHumanTNF-αlevelinthesample,usePurifiedHumanTNF-αantibodytocoatmicrotiterplatewells,makesolid-phaseantibody,thenaddTNF-αtowells,CombinedTNF-αantibodywhichWithHRPlabeled,becomeantibody-antigen-enzyme-antibodycomplex,afterwashingCompletely,AddTMBsubstratesolution,TMBsubstratebecomesbluecolorAtHRPenzyme-catalyzed,reactionisterminatedbytheadditionofasulphuricacidsolutionandthecolorchangeismeasuredspectrophotometricallyatawavelengthof450nm.TheconcentrationofHumanTNF-αinthesamplesisthendeterminedbycomparingtheO.D.ofthesamplestothestandardcurve.Materialsprovidedwiththekit1washsolution20ml×1bottle7StopSolution6ml×1bottle2HRP-Conjugatereagent6ml×1bottle8Standard（800ng/L）0.5ml×1bottle3Microelisastripplate12well×8strips9Standarddiluent1.5ml×1bottle4Samplediluent6ml×1bottle10Instruction15ChromogenSolutionA6ml×1bottle11Closureplate2membrane6ChromogenSolutionB6ml×1bottle12Sealedbags1SpecimenrequirementsextractassoonaspossibleafterSpecimencollection,andaccordingtotherelevantliterature,andshouldbeexperimentassoonaspossibleaftertheextraction.Ifitcan’t,specimencanbekeptin-20℃topreserve,Avoidrepeatedfreeze-thawcycles.12.Can’tdetectthesamplewhichcontainNaN3,becauseNaN3inhibitsHRPactive.Assayprocedure1.Diluteandaddsample:DiluteOriginaldensityStandardasfollowtable:400ng/L5Standard150lOriginaldensityStandard+150lStandarddiluent200ng/L4Standard150l5Standard+150lStandarddiluent100ng/L3Standard150l4Standard+150lStandarddiluent50ng/L2Standard150l3Standard+150lStandarddiluent25ng/L1Standard150l2Standard+150lStandarddiluent2.addsample：Setblankwellsseparately(blankcomparisonwellsdon’taddsampleandHRP-Conjugatereagent,othereachstepoperationissame).testingsamplewell.addSampledilution40ltotestingsamplewell,thenaddtestingsample10l(samplefinaldilutionis5-fold),addsampletowells,don’ttouchthewellwallasfaraspossible,andGentlymix.3.Incubate:AfterclosingplatewithClosureplatemembrane,incubatefor30minat37℃.4.Configurateliquid:30-fold(or20-fold)washsolutiondiluted30-fold(or20-fold)withdistilledwaterandreserve.5.washing：UncoverClosureplatemembrane,discardLiquid,drybyswing,addwashingbuffertoeverywell,stillfor30sthendrain,repeat5times,drybypat.6.addenzyme：AddHRP-Conjugatereagent50ltoeachwell,exceptblankwell.7.incubate：Operationwith3.8.washing：Operationwith5.9.color：AddChromogenSolutionA50ulandChromogenSolutionBtoeachwell,evadethelightpreservationfor10minat37℃10.Stopthereaction：AddStopSolution50ltoeachwell,Stopthereaction(thebluecolorchangetoyellowcolor).11.assay：takeblankwellaszero,Readabsorbanceat450nmafterAddingStopSolutionandwithin15min.Stepsdescription2Standard,SamplediluentAddStandard,Samplediluent,incubatefor30minat37℃.Wash5time,AddHRP-Conjugatereagent,incubatefor30minat37℃.Wash5times,AddChromogenSolutionAandB,incubatefor10minat37℃.AddStoppSolutionReadabsorbanceat450nmwithin15mincalculateCalculateTakethestandarddensityasthehorizontal,theODvalueforthevertical,drawthestandardcurveongraphpaper,FindoutthecorrespondingdensityaccordingtothesampleODvaluebytheSamplecurve,multipliedbythedilutionmultiple,orcalculatethestraightlineregressionequationofthestandardcurvewiththestandarddensityandtheODvalue,withthesampleODvalueintheequation,calculatethesampledensity,multipliedbythedilutionfactor,3theresultisthesampleactualdensity.importantnotesThekittakesoutfromtherefrigerationenvironmentshouldbebalanced15-30minutesintheroomtemperature,ELISAplatescoatedifhasnotuseupafteropened,theplateshouldbestoredinSealedbag.washingbufferwillCrystallizationseparation,itcanbeheatedthewaterhelpsdissolvewhendilute.Washingdoesnotaffecttheresult.addSamplewithsamplerEachstep,Andproofreaditsaccuracyfrequently,avoidstheexperimentalerror.addsamplewithin5min,ifthenumberofsampleismuch,recommendtouseVolley.ifthetestingmaterialcontentisexcessivelyhigher(ThesampleODisbiggerthanthefirststandardwell),pleasediluteSample(n-fold),Pleasediluenteandmultipliedbythedilutionfactor.（×n×5）.Closureplatemembraneonlylimitsthedisposableuse,toavoidcross-contamination.Thesubstrateevadethelightpreservation.Pleaseaccordingtouseinstructionstrictly,Thetestresultdeterminationmusttakethemicrotiterplatereaderasastandard.Allsamples,washingbufferandeachkindofrejectshouldaccordingtoinfectivematerialprocess.Donotmixreagentswiththosefromotherlots.Storageandvalidity1．Storage：2-8℃.2．validity：sixmonthsHumanTNF-αFORRESEARCHUSEONLYAssayrange：20ng/L-400ng/L96DETERMINATIONSPurposeThiskitallowsforthedeterminationofTNF-αconcentrationsinHumanserum.PrincipleoftheassayThekitassayHumanTNF-αlevelinthesample,usePurifiedHumanTNF-αantibodytocoatmicrotiterplatewells,makesolid-phaseantibody,thenaddTNF-αtowells,CombinedTNF-αantibodywhichWithHRPlabeled,becomeantibody-antigen-enzyme-antibodycomplex,afterwashingCompletely,AddTMBsubstratesolution,TMBsubstratebecomesbluecolorAtHRPenzyme-catalyzed,reactionisterminatedbytheadditionofasulphuricacidsolutionandthecolorchangeismeasuredspectrophotometricallyatawavelengthof450nm.TheconcentrationofHumanTNF-αinthesamplesisthendeterminedbycomparingtheO.D.ofthesamplestothestandardcurve.Materialsprovidedwiththekit1washsolution20ml×1bottle7StopSolution6ml×1bottle2HRP-Conjugatereagent6ml×1bottle8Standard（800ng/L）0.5ml×1bottle3Microelisastripplate12well×8strips9Standarddiluent1.5ml×1bottle4Samplediluent6ml×1bottle10Instruction15ChromogenSolutionA6ml×1bottle11Closureplate2membrane6ChromogenSolutionB6ml×1bottle12Sealedbags1SpecimenrequirementsextractassoonaspossibleafterSpecimencollection,andaccordingtotherelevantliterature,andshouldbeexperimentassoonaspossibleaftertheextraction.Ifitcan’t,specimencanbekeptin-20℃topreserve,Avoidrepeatedfreeze-thawcycles.12.Can’tdetectthesamplewhichcontainNaN3,becauseNaN3inhibitsHRPactive.Assayprocedure1.Diluteandaddsample:DiluteOriginaldensityStandardasfollowtable:400ng/L5Standard150lOriginaldensityStandard+150lStandarddiluent200ng/L4Standard150l5Standard+150lStandarddiluent100ng/L3Standard150l4Standard+150lStandarddiluent50ng/L2Standard150l3Standard+150lStandarddiluent25ng/L1Standard150l2Standard+150lStandarddiluent2.addsample：Setblankwellsseparately(blankcomparisonwellsdon’taddsampleandHRP-Conjugatereagent,othereachstepoperationissame).testingsamplewell.addSampledilution40ltotestingsamplewell,thenaddtestingsample10l(samplefinaldilutionis5-fold),addsampletowells,don’ttouchthewellwallasfaraspossible,andGentlymix.3.Incubate:AfterclosingplatewithClosureplatemembrane,incubatefor30minat37℃.4.Configurateliquid:30-fold(or20-fold)washsolutiondiluted30-fold(or20-fold)withdistilledwaterandreserve.5.washing：UncoverClosureplatemembrane,discardLiquid,drybyswing,addwashingbuffertoeverywell,stillfor30sthendrain,repeat5times,drybypat.6.addenzyme：AddHRP-Conjugatereagent50ltoeachwell,exceptblankwell.7.incubate：Operationwith3.8.washing：Operationwith5.9.color：AddChromogenSolutionA50ulandChromogenSolutionBtoeachwell,evadethelightpreservationfor10minat37℃10.Stopthereaction：AddStopSolution50ltoeachwell,Stopthereaction(thebluecolorchangetoyellowcolor).11.assay：takeblankwellaszero,Readabsorbanceat450nmafterAddingStopSolutionandwithin15min.Stepsdescription2Standard,SamplediluentAddStandard,Samplediluent,incubatefor30minat37℃.Wash5time,AddHRP-Conjugatereagent,incubatefor30minat37℃.Wash5times,AddChromogenSolutionAandB,incubatefor10minat37℃.AddStoppSolutionReadabsorbanceat450nmwithin15mincalculateCalculateTakethestandarddensityasthehorizontal,theODvalueforthevertical,drawthestandardcurveongraphpaper,FindoutthecorrespondingdensityaccordingtothesampleODvaluebytheSamplecurve,multipliedbythedilutionmultiple,orcalculatethestraightlineregressionequationofthestandardcurvewiththestandarddensityandtheODvalue,withthesampleODvalueintheequation,calculatethesampledensity,multipliedbythedilutionfactor,3theresultisthesampleactualdensity.importantnotesThekittakesoutfromtherefrigerationenvironmentshouldbebalanced15-30minutesintheroomtemperature,ELISAplatescoatedifhasnotuseupafteropened,theplateshouldbestoredinSealedbag.washingbufferwillCrystallizationseparation,itcanbeheatedthewaterhelpsdissolvewhendilute.Washingdoesnotaffecttheresult.addSamplewithsamplerEachstep,Andproofreaditsaccuracyfrequently,avoidstheexperimentalerror.addsamplewithin5min,ifthenumberofsampleismuch,recommendtouseVolley.ifthetestingmaterialcontentisexcessivelyhigher(ThesampleODisbiggerthanthefirststandardwell),pleasediluteSample(n-fold),Pleasediluenteandmultipliedbythedilutionfactor.（×n×5）.Closureplatemembraneonlylimitsthedisposableuse,toavoidcross-contamination.Thesubstrateevadethelightpreservation.Pleaseaccordingtouseinstructionstrictly,Thetestresultdeterminationmusttakethemicrotiterplatereaderasastandard.Allsamples,washingbufferandeachkindofrejectshouldaccordingtoinfectivematerialprocess.Donotmixreagentswiththosefromotherlots.Storageandvalidity1．Storage：2-8℃.2．validity：six
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