大鼠組胺HIS說明書樣本

資料內(nèi)容僅供您學習參考，如有不當之處，請聯(lián)系改正或者刪除。大鼠組胺(HIS)酶聯(lián)免疫分析試劑盒使用說明書本試劑僅供研究使用目的:本試劑盒用于測定大鼠血清,血漿及相關(guān)液體樣本中組胺(HIS)的含量。實驗原理:本試劑盒應(yīng)用雙抗體夾心法測定標本中大鼠組胺(HIS)水平。用純化的大鼠組胺(HIS)抗體包被微孔板,制成固相抗體,往包被單抗的微孔中依次加入組胺(HIS),再與HRP標記的HIS抗體結(jié)合,形成抗體-抗原-酶標抗體復(fù)合物,經(jīng)過徹底洗滌后加底物TMB顯色。TMB在HRP酶的催化下轉(zhuǎn)化成藍色,并在酸的作用下轉(zhuǎn)化成最終的黃色。顏色的深淺和樣品中的組胺(HIS)呈正相關(guān)。用酶標儀在450nm波長下測定吸光度(OD值),經(jīng)過標準曲線計算樣品中大鼠組胺(HIS)濃度。試劑盒組成:試劑盒組成48孔配置96孔配置保存說明書1份1份封板膜2片(48)2片(96)密封袋1個1個酶標包被板1×481×962-8℃標準品:18μg/L0.5ml×1瓶0.5ml×1瓶2-8℃標準品稀釋液1.5ml×1瓶1.5ml×1瓶2-8℃酶標試劑3ml×1瓶6ml×1瓶2-8℃樣品稀釋液3ml×1瓶6ml×1瓶2-8℃顯色劑A液3ml×1瓶6ml×1瓶2-8℃顯色劑B液3ml×1瓶6ml×1瓶2-8℃終止液3ml×1瓶6ml×1瓶2-8℃濃縮洗滌液(20ml×20倍)×1瓶(20ml×30倍)×1瓶2-8℃樣本處理及要求:1.血清:室溫血液自然凝固10-20分鐘,離心20分鐘左右(-3000轉(zhuǎn)/分)。仔細收集上清,保存過程中如出現(xiàn)沉淀,應(yīng)再次離心。2.血漿:應(yīng)根據(jù)標本的要求選擇EDTA或檸檬酸鈉作為抗凝劑,混合10-20分鐘后,離心20分鐘左右(-3000轉(zhuǎn)/分)。仔細收集上清,保存過程中如有沉淀形成,應(yīng)該再次離心。3.尿液:用無菌管收集,離心20分鐘左右(-3000轉(zhuǎn)/分)。仔細收集上清,保存過程中如有沉淀形成,應(yīng)再次離心。胸腹水、腦脊液參照實行。4.細胞培養(yǎng)上清:檢測分泌性的成份時,用無菌管收集。離心20分鐘左右(-3000轉(zhuǎn)/分)。仔細收集上清。檢測細胞內(nèi)的成份時,用PBS(PH7.2-7.4)稀釋細胞懸液,細胞濃度達到100萬/ml左右。經(jīng)過重復(fù)凍融,以使細胞破壞并放出細胞內(nèi)成份。離心20分鐘左右(-3000轉(zhuǎn)/分)。仔細收集上清。保存過程中如有沉淀形成,應(yīng)再次離心。5.組織標本:切割標本后,稱取重量。加入一定量的PBS,PH7.4。用液氮迅速冷凍保存?zhèn)溆谩吮救诨笠廊槐３?-8℃6.標本采集后盡早進行提取,提取按相關(guān)文獻進行,提取后應(yīng)盡快進行實驗。若不能馬上進行試驗,可將標本放于-20℃保存,但應(yīng)避免重復(fù)凍融7.不能檢測含NaN3的樣品,因NaN3抑制辣根過氧化物酶的(HRP)活性。操作步驟:標準品的稀釋與加樣:在酶標包被板上設(shè)標準品孔10孔,在第一、第二孔中分別加標準品100μl,然后在第一、第二孔中加標準品稀釋液50μl,混勻;然后從第一孔、第二孔中各取100μl分別加到第三孔和第四孔,再在第三、第四孔分別加標準品稀釋液50μl,混勻;然后在第三孔和第四孔中先各取50μl棄掉,再各取50μl分別加到第五、第六孔中,再在第五、第六孔中分別加標準品稀釋液50ul,混勻;混勻后從第五、第六孔中各取50μl分別加到第七、第八孔中,再在第七、第八孔中分別加標準品稀釋液50μl,混勻后從第七、第八孔中分別取50μl加到第九、第十孔中,再在第九第十孔分別加標準品稀釋液50μl,混勻后從第九第十孔中各取50μl棄掉。(稀釋后各孔加樣量都為50μl,濃度分別為12μg/L,8μg/L,4μg/L,2μg/L,1μg/L)。加樣:分別設(shè)空白孔(空白對照孔不加樣品及酶標試劑,其余各步操作相同)、待測樣品孔。在酶標包被板上待測樣品孔中先加樣品稀釋液40μl,然后再加待測樣品10μl(樣品最終稀釋度為5倍)。加樣將樣品加于酶標板孔底部,盡量不觸及孔壁,輕輕晃動混勻。溫育:用封板膜封板后置37℃溫育30分鐘配液:將30(48T的20倍)倍濃縮洗滌液用蒸餾水30(48T的20倍)倍稀釋后備用。洗滌:小心揭掉封板膜,棄去液體,甩干,每孔加滿洗滌液,靜置30秒后棄去,如此重復(fù)5次,拍干。加酶:每孔加入酶標試劑50μl,空白孔除外。溫育:操作同3。洗滌:操作同5。顯色:每孔先加入顯色劑A50μl,再加入顯色劑B50μl,輕輕震蕩混勻,37℃避光顯色15分鐘.終止:每孔加終止液50μl,終止反應(yīng)(此時藍色立轉(zhuǎn)黃色)。測定:以空白空調(diào)零,450nm波長依序測量各孔的吸光度(OD值)。測定應(yīng)在加終止液后15分鐘以內(nèi)進行。注意事項:試劑盒從冷藏環(huán)境中取出應(yīng)在室溫平衡15-30分鐘后方可使用,酶標包被板開封后如未用完,板條應(yīng)裝入密封袋中保存。濃洗滌液可能會有結(jié)晶析出,稀釋時可在水浴中加溫助溶,洗滌時不影響結(jié)果。各步加樣均應(yīng)使用加樣器,并經(jīng)常校對其準確性,以避免試驗誤差。一次加樣時間最好控制在5分鐘內(nèi),如標本數(shù)量多,推薦使用排槍加樣。請每次測定的同時做標準曲線,最好做復(fù)孔。如標本中待測物質(zhì)含量過高(樣本OD值大于標準品孔第一孔的OD值),請先用樣品稀釋液稀釋一定倍數(shù)(n倍)后再測定,計算時請最后乘以總稀釋倍數(shù)(×n×5)。封板膜只限一次性使用,以避免交叉污染。底物請避光保存。嚴格按照說明書的操作進行,試驗結(jié)果判定必須以酶標儀讀數(shù)為準.所有樣品,洗滌液和各種廢棄物都應(yīng)按傳染物處理。本試劑不同批號組分不得混用。10.如與英文說明書有異,以英文說明書為準。計算:以標準物的濃度為橫坐標,OD值為縱坐標,在坐標紙上繪出標準曲線,根據(jù)樣品的OD值由標準曲線查出相應(yīng)的濃度;再乘以稀釋倍數(shù);或用標準物的濃度與OD值計算出標準曲線的直線回歸方程式,將樣品的OD值代入方程式,計算出樣品濃度,再乘以稀釋倍數(shù),即為樣品的實際濃度。(此圖僅供參考)試劑盒性能:1.樣品線性回歸與預(yù)期濃度相關(guān)系數(shù)R值為0.990以上。2.批內(nèi)與批見應(yīng)分別小于9%和11%檢測范圍:0.75μg/L-15μg/L保存條件及有效期:1.試劑盒保存:;2-8℃2．有效期:6個月RBRatHistamineRBFORRESEARCHUSEONLYDrugNamesGenericName:RatHistamine(HIS)ELISAKit.PurposeThiskitallowsforthedeterminationofHISconcentrationsinRatserum,bloodplasma,andotherbiologicalfluids.PrincipleoftheassayThekitassayRatHISlevelinthesample,usePurifiedRatHISantibodytocoatmicrotiterplatewells,makesolid-phaseantibody,thenaddHIStowells,CombinedHISantibodywhichWithHRPlabeled,becomeantibody-antigen-enzyme-antibodycomplex,afterwashingCompletely,AddTMBsubstratesolution,TMBsubstratebecomesbluecolorAtHRPenzyme-catalyzed,reactionisterminatedbytheadditionofasulphuricacidsolutionandthecolorchangeismeasuredspectrophotometricallyatawavelengthof450nm.TheconcentrationofHISinthesamplesisthendeterminedbycomparingtheO.D.ofthesamplestothestandardcurve.MaterialsprovidedwiththekitMaterialsprovidedwiththekit48determinations96determinationsStorageUsermanual11Closureplatemembrane22Sealedbags11Microelisastripplate112-8Standard:18μg/L0.5ml×1bottle0.5ml×1bottle2-8Standarddiluent1.5ml×1bottle1.5ml×1bottle2-8HRP-Conjugatereagent3ml×1bottle6ml×1bottle2-8Samplediluent3ml×1bottle6ml×1bottle2-8ChromogenSolutionA3ml×1bottle6ml×1bottle2-8ChromogenSolutionB3ml×1bottle6ml×1bottle2-8StopSolution3ml×1bottle6ml×1bottle2-8washsolution(20ml×20fold)×1bottle(20ml×30fold)×1bottle2-8Specimenrequirementsserum-coagulationatroomtemperature10-20mins,centrifugation20-minatthespeedof-3000r.p.m.removesupernatant,Ifprecipitationappeared,Centrifugalagain.plasma-usesuitedEDTAorcitrateplasmaasananticoagulant,mix10-20mins,centrifugation20-minatthespeedof-3000r.p.m.removesupernatant,Ifprecipitationappeared,Centrifugalagain.Urine-collectsueasterilecontainer,centrifugation20-minatthespeedof-3000r.p.m.removesupernatant,Ifprecipitationappeared,Centrifugalagain.TheOperationofHydrothoraxandcerebrospinalfluidReferencetoit.cellculturesupernatant-detectsecretorycomponents,collectsueasterilecontainer,centrifugation20-minatthespeedof-3000r.p.m.removesupernatant,detectthecompositionofcells,DilutcellsuspensionwithPBS(PH7.2-7.4),Cellconcentrationreached1million/ml,repeatedfreeze-thawcycles,damagecellsandreleaseofintracellularcomponents,centrifugation20-minatthespeedof-3000r.p.m.removesupernatant,Ifprecipitationappeared,Centrifugalagain.Tissuesamples-Aftercuttingsamples,checktheweight,addPBS(PH7.2-7.4),Rapidlyfrozenwithliquidnitrogen,maintainsamplesat2-8℃aftermelting,addPBS(PH7.4),HomogenizedbyhandorGrinders,centrifugation20-minatthespeedof-3000r.p.m.removesupernatantextractassoonaspossibleafterSpecimencollection,andaccordingtotherelevantliterature,andshouldbeexperimentassoonaspossibleaftertheextraction.Ifitcan’t,specimencanbekeptin-20℃topreserve,Avoidrepeatedfreeze-thawcycles.Can’tdetectthesamplewhichcontainNaN3,becauseNaN3inhibitsHRPactive.Assayprocedure1.DiluteandaddsampletoStandard:set10StandardwellsontheELISAplatescoated,addStandard100μltothefirstandthesecondwell,thenaddStandarddilution50μltothefirstandthesecondwell,mix;takeout100μlformthefirstandthesecondwellthenaddittothethirdandtheforthwellseparately.thenaddStandarddilution50μltothethirdandtheforthwell,mix;thentakeout50μlfromthethirdandtheforthwelldiscard,add50μltothefifthandthesixthwell,thenaddStandarddilution50μltothefifthandthesixthwell,mix;takeout50μlfromthefifthandthesixthwellandaddtotheseventhandtheeighthwell,thenaddStandarddilution50μltotheseventhandtheeighthwell,mix;takeout50μlfromtheseventhandtheeighthwellandaddtotheninthandthetenthwell,addStandarddilution50μltotheninthandthetenthwell,mix,takeout50μlfromtheninthandthetenthwelldiscard(addSample50μltoeachwellafterDiluting,(density:12μg/L,8μg/L,4μg/L,2μg/L,1μg/L)2.addsample:Setblankwellsseparately(blankcomparisonwellsdon’taddsampleandHRP-Conjugatereagent,othereachstepoperationissame).testingsamplewell.addSampledilution40μltotestingsamplewell,thenaddtestingsample10μl(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-Conjugatereagent50μltoeachwell,exceptblankwell.7.incubate:Operationwith3.8.washing:Operationwith5.9.color:AddChromogenSolutionA50ulandChromogenSolutionBtoeachwell,evadethelightpreservationfor15minat3710.Stopthereaction:AddStopSolution50μltoeachwell,Stopthereaction(thebluecolorchangetoyellowcolor).11.assay:takeblankwellaszero,Readabsorbanceat450nmafterAddingStopSolutionandwithin15min.ImportantnotesThekittakesoutfromtherefrigerationenvironmentshouldbebalanced15-30minutesintheroomtemperature,ELISAplatescoatedifhasnotuseupafteropened,theplateshouldbestoredinSealedbag.washingbufferwillCrystallizationseparation,itcanbeheatedthewaterhelpsdissolvewhendilute.Washingdoesnotaffecttheresult.addSamplewithsamplerEachstep,Andproofreaditsaccuracyfrequently,avoidstheexperimentalerror.addsamplewithin5mins,ifthenumberofsampleismuch,recommendtouseVolley.ifthetestingmaterialcontentisexcessivelyhigher(ThesampleODisbiggerthanthefirststandardwell),pleasediluteSample(n-fold),Pleasediluenteandmultipliedbythedilutionfactor.(×n×5).Closureplatemembraneonlylimitsthedisposableuse,toavoidcross-con