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主营:主营:研究并生产荧光和发光探针,信号转导研究的试剂
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当前位置: 首页 > 产品中心 > Other_biological_dyes > AAT Bioquest/OxiVision绿色与贸易;过氧化氢传感器/21505/1 mg
商品详细AAT Bioquest/OxiVision绿色与贸易;过氧化氢传感器/21505/1 mg
AAT Bioquest/OxiVision绿色与贸易;过氧化氢传感器/21505/1 mg
AAT Bioquest/OxiVision绿色与贸易;过氧化氢传感器/21505/1 mg
商品编号: 21505
品牌: aatbio
市场价: ¥27560.00
美元价: 16536.00
产地: 美国(厂家直采)
公司:
产品分类: 其他生物染料
公司分类: Other_biological_dyes
联系Q Q: 3392242852
电话号码: 4000-520-616
电子邮箱: info@ebiomall.com
商品介绍
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Ex/Em(nm)490/514
MW~600
CAS#N/A
SolventDMSO
StorageF/D/L
CategoryNeuroBIOLOGy
ReactiveOxygenSpecies
RelatedCellFunctionalAnalysis
RedoxEnzymes
BiochemicalAssays
DespitetheimportanceofH2O2tohumanhealthanddisease,themolecularmechanismsofitsproduction,accumulation,trafficking,andfunctionareinsufficientlyunderstoodduetothelackofsensitiveandspecificH2O2sensorsthatcanbeusedinlivecells.ThelimitationsofcurrentlyavailableH2O2-responsiveprobesincludeinterferingbackgroundfluorescencefromotherROS,theneedforanexternalactivatingenzyme,lackofwatersolubilityorcompatibility,and/orexcitationprofilesintheultravioletregion.OxiVisionGreen™hydrogenperoxidesensorisnon-fluorescentanddisplaysnoabsorptioninthevisibleregion.TheadditionofH2O2triggersapromptfluorescenceincreasewithconcomitantgrowthofavisiblewavelengthabsorptionband.Thisprobehasalargedynamicrangeowingtoitsbinaryabsorption/emissionresponse.ThefluorescenceresponseofOxiVisionGreen™hydrogenperoxidesensorisH2O2-selective.OxiVisionGreen™hydrogenperoxidesensorexhibitsa>100-foldselectivityforH2O2oversimilarROSsuchasO2-,NO,or-OCl.
SpectrumAdvancedSpectrumViewer

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Thisprotocolonlyprovidesaguideline,andshouldbemodifiedaccordingtoyourspecificneeds.

1.PrepareOxiVisionGreenTMhydrogenperoxidesensorworkingsolution:

1.1   Preparea2to5mMstocksolutionofOxiVisionGreenTMhydrogenperoxidesensorinhigh-quality,anhydrousDMSO.Thestocksolutionshouldbeusedpromptly;anyremainingsolutionshouldbealiquotedandfrozenat-20oC.

Note:Avoidrepeatedfreeze-thawcycles.

1.2   Preparea2XOxiVisionGreenTMhydrogenperoxidesensorworkingsolution:Onthedayoftheexperiment,eitherdissolveOxiVisionGreenTMhydrogenperoxidesensorsolidinDMSOorthawanaliquotofthesensorstocksolutiontoroomtemperature.Preparea2Xworkingsolutionattheconcentrationrangingfrom2to20µMin20mMHepesbufferorbufferofyourchoice,pH7.ItisrecommendedtouseOxiVisionGreenTMhydrogenperoxidesensoratthefinalconcentrationof5µMtomeasureH2O2concentrationinsolution.

 

2.RunH2O2Assayinsupernatants:

2.1   Add50µLof2XOxiVisionGreenTMhydrogenperoxidesensorworkingsolution(fromStep1.2)toeachwelloftheH2O2standard,blankcontrol,andtestsamplestomakethetotalH2O2assayvolumeof100 µL/well.

Note:Fora384-wellplate,add25µLofsampleand25µLof2XOxiVisionGreenTMhydrogenperoxidesensorworkingsolutionintoeachwell.

2.2   Incubatethereactionatroomtemperaturefor15to60minutes,protectedfromlight.

2.3   MonitorthefluorescenceincreasewithafluorescenceplatereaderatEx/Em=490/525nm.

2.4   Thefluorescenceinblankwells(withtheassaybufferonly)isusedasacontrol,andissubtractedfromthevaluesforthosewellswiththeH2O2reactions.

 

3.RunH2O2AssayinLiveCells:

OxiVisionGreenTMhydrogenperoxidesensorcanbeloadedpassivelyintolivingcellsandreportthemicromolarchangesinintracellularH2O2concentrations.Thefollowingisasuggestedmicroscopeimagingprotocolwhichcanbemodifiedaccordingtoyourspecificresearchneeds.

3.1   TheOxiVisionGreenTMhydrogenperoxidesensorworkingsolutionshouldbepreparedasStep1.2.ItisrecommendedtousePBSorHanksBalancedSaltSolution(HBSS)with20mMHepesbufferinsteadof20mMHepesbufferonly.

3.2   Treatthecellsasdesired.

3.3   IncubatethecellswithOxiVisionGreenTMhydrogenperoxidesensorworkingsolutionfor5to60minoradesiredperiodoftime.WashthecellswithPBSbuffertwice.

3.4   MonitorthefluorescenceincreaseatEx/Em=490/525nmwithafluorescenceplatereaderwithbottomreadmode.OrimagethefluorescencechangebyafluorescencemicroscopyusingtheFITCchannel.

References&Citations
CitationExplorer

Semaphorin4Dinhibitsneutrophilactivationandisinvolvedinthepathogenesisofneutrophil-mediatedautoimmunevasculitis
Authors:MasayukiNishide,SatoshiNojima,DaisukeIto,HyotaTakamatsu,ShoheiKoyama,SujinKang,TetsuyaKimura,KeikoMorimoto,TakashiHosokawa,YoshitomoHayama
Journal:AnnalsoftheRheumaticDiseases(2017):annrheumdis--2016

Aggravationofbraininfarctionthroughanincreaseinacroleinproductionandadecreaseinglutathionewithaging
Authors:TakeshiUemura,KentaWatanabe,MisakiIshibashi,RyotaroSaiki,KyoshiroKuni,KazuhiroNishimura,ToshihikoToida,KeikoKashiwagi,KazueiIgarashi
Journal:Biochemicalandbiophysicalresearchcommunications(2016):630--635

Hydrogenperoxidedetectionwithhighspecificityinlivingcellsandinflamedtissues
Authors:LeiRong,ChiZhang,QiLei,Ming-MingHu,JunFeng,Hong-BingShu,YiLiu,Xian-ZhengZhang
Journal:RegenerativeBiomaterials(2016):rbw022

Modificationoflignininsugarcanebagassebyamonocopperhydrogenperoxide-generatingoxidasefromThermobifidafusca
Authors:Cheng-YuChen,Cheng-ChengLee,Hung-ShuanChen,Chao-HsunYang,Shu-PingWang,Jyh-HorngWu,MenghsiaoMeng
Journal:ProcessBiochemistry(2016):1486--1495

Dopamine-mediatedoxidationofmethionine127inα-synucleincausescytotoxicityandoligomerizationofα-synuclein
Authors:KazuhiroNakaso,NaokoTajima,SatoruIto,MariTeraoka,AtsushiYamashita,YosukeHorikoshi,DaisukeKikuchi,ShinsukeMochida,KenjiNakashima,TatsuyaMatsura
Journal:PLoSOne(2013):e55068

Hydrogenperoxidestimulatestheepithelialsodiumchannelthroughaphosphatidylinositide3-kinase-dependentpathway
Authors:He-PingMa
Journal:JournalofBiologicalChemistry(2011):32444--32453


品牌介绍
美国AAT Bioquest Inc.(前身是ABD Bioquest,Inc.)是一家为从事生命科学研究、诊断研发及药物开发的科学家研发、生产和销售生物分析研究试剂和试剂盒的公司。公司致力于光谱学检测领域,包括吸收(颜色)、荧光和发光技术。AAT Bioquest的产品帮助全世界的科学家和生物医药研究者更好的了解生物化学、免疫学、细胞生物学和分子生物学等领域。AAT Bioquest会不断研发新产品,快速地丰富各个领域的产品。 1)提供反应探针和发光探针,生物素和端粒酶能够应用于标记药物小分子和生物聚合物,如蛋白、核酸以及其他碳水化合物; 2)研究并生产荧光和发光探针用于检测蛋白,核酸和活细胞; 3)不断推出新型的荧光和发光探针用于检测多种酶,特别是检测水解酶和氧化还原酶类; 4)致力于开发用于信号转导研究的试剂; 5)提供生理和神经探针,特别是钙离子指示剂和膜电位探针。
品牌分类
淋巴细胞信号传导 GPCR抗体 羰基活性生物素 细胞代谢 胺反应生物素 链霉亲和素结合物 生物素化抗IgGs 乙酰基特异性抗体 细胞骨架抗体
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