猪leptin Elisa kit（英文说明书）

文档简介Normal07.8磅02falsefalsefalseMicrosoftInternetExplorer4　　　　猪瘦素（LEP）ELISA试剂盒FORRESEARCHUSEONLYAssayrange：80ng/L-2000ng/L96determinationsPurposeThiskitallowsforthedeterminationofleptinconcentrationsinPorcineserum,cellculturesupernatesandotherbiologicalfluidsPrincipleoftheassayThekitassayPorcineleptinlevelinthesample，usePurifiedPorcineleptinantibodytocoatmicrotiterplatewells,makesolid-phaseantibody,thenaddPorcineleptintowells,CombinedantibodywhichWithHRPlabeledgoatanti-Porcinebecomeantibody-antigen-enzyme-antibodycomplex,afterwashingCompletely,AddTMBsubstratesolution,TMBsubstratebecomesbluecolorAtHRPenzyme-catalyzed,reactionisterminatedbytheadditionofasulphuricacidsolutionandthecolorchangeismeasuredspectrophotometricallyatawavelengthof450nm.TheconcentrationofPorcineleptininthesamplesisthendeterminedbycomparingtheO.D.ofthesamplestothestandardcurve.Materialsprovidedwiththekit1washsolution20ml×1bottle7StoppSolution6ml×1bottle2HRP-Conjugatereagent6ml×1bottle8Standard（4000ng/L）0.5ml×1bottle3Microelisastripplate12well×8strips9Standarddiluent1.5ml×1bottle4Samplediluent6ml×1bottle10Instruction15ChromogenSolutionA6ml×1bottle11Closureplatemembrane26ChromogenSolutionB6ml×1bottle12Sealedbags1Specimenrequirements1.extractassoonaspossibleafterSpecimencollection,andaccordingtotherelevantliterature,and首ldbeexperimentassoonaspossibleaftertheextraction.Ifitcan’t,specimencanbekeptin-20℃topreserve,Avoidrepeatedfreeze-thawcycles.2.Can’tdetectthesamplewhichcontainNaN3,becauseNaN3inhibitsHRPactive.Assayprocedure1.Diluteandaddsample:DiluteOriginaldensityStandardasfollowtable:2000ng/L5Standard150μlOriginaldensityStandard+150μlStandarddiluent1000ng/L4Standard150μl5Standard+150μlStandarddiluent500ng/L3Standard150μl4Standard+150μlStandarddiluent250ng/L2Standard150μl3Standard+150μlStandarddiluent125ng/L1Standard150μl2Standard+150μlStandarddiluent2.addsample：Setblankwellsseparately（blankcomparisonwellsdon’taddsampleandHRP-Conjugatereagent,othereachstepoperationissame）.testingsamplewell.addSampledilution40μltotestingsamplewell,thenaddtestingsample10μl（samplefinaldilutionis5-fold）,addsampletowells,don’ttouchthewellwallasfaraspossible,andGentlymix.3.Incubate:AfterclosingplatewithClosureplatemembrane,incubatefor30minat37℃.4.Configurateliquid:30-foldwashsolutiondiluted30-fold（or20-fold）withdistilledwaterandreserve.5.washing：UncoverClosureplatemembrane,discardLiquid,drybyswing,addwashingbuffertoeverywell,stillfor30sthendrain,repeat5times,drybypat.6.addenzyme：AddHRP-Conjugatereagent50μltoeachwell,exceptblankwell.7.incubate：Operationwith3.8.washing：Operationwith5.9.color：AddChromogenSolutionA50ulandChromogenSolutionBtoeachwell,evadethelightpreservationfor15minat37℃10.Stopthereaction：AddStopSolution50μltoeachwell,Stopthereaction（thebluecolorchangetoyellowcolor）.11.assay：takeblankwellaszero,Readabsorbanceat450nmafterAddingStopSolutionandwithin15min.StepsdescriptionStandard,SamplediluentAddStandard,Samplediluent,incubatefor30minat37℃.Wash5time,AddHRP-Conjugatereagent,incubatefor30minat37℃.Wash5times,AddChromogenSolutionAandB,incubatefor30minat37℃.AddStoppSolutionReadabsorbanceat450nmwithin15mincalculateCalculateTakethestandarddensityasthehorizontal,theODvalueforthevertical,drawthestandardcurveongraphpaper,FindoutthecorrespondingdensityaccordingtothesampleODvaluebytheSamplecurve,multipliedbythedilutionmultiple,orcalculatethestraightlineregressionequationofthestandardcurvewiththestandarddensityandtheODvalue,withthesampleODvalueintheequation,calculatethesampledensity,multipliedbythedilutionfactor,theresultisthesampleactualdensity.Importantnotes1.Thekittakesoutfromtherefrigerationenvironment首ldbebalanced15-30minutesintheroomtemperature,ELISAplatescoatedifhasnotuseupafteropened,theplate首ldbestoredinSealedbag.2.washingbufferwillCrystallizationseparation,itcanbeheatedthewaterhelpsdissolvewhendilute.Washingdoesnotaffecttheresult.3.addSamplewithsamplerEachstep,Andproofreaditsaccuracyfrequently,avoidstheexperimentalerror.addsamplewithin5min,ifthenumberofsampleismuch,recommendtouseVolley.4.ifthetestingmaterialcontentisexcessivelyhigher（ThesampleODisbiggerthanthefirststandardwell）,pleasediluteSample（n-fold）,Pleasediluenteandmultipliedbythedilutionfactor.（×n×5）.5.Closureplatemembraneonlylimitsthedisposableuse,toavoidcross-contamination.6.Thesubstrateevadethelightpreservation.7.Pleaseaccordingtouseinstructionstrictly,Thetestresultdeterminationmusttakethemicrotiterplatereaderasastandard.8.Allsamples,washingbufferandeachkindofreject首ldaccordingtoinfectivematerialprocess.9.Donotmixreagentswiththosefromotherlots.Storageandvalidity1．Storage：2-8℃.2．validity：sixmonths.