
Overview | ![]() PrinterFriendlyVersion |
Ex/Em(nm) | 649/665 |
MW | N/A |
CAS# | N/A |
Solvent | DMSO |
Storage | F/D/L |
Category | SuperiorLabelingDyes iFluor™DyesandKits |
Related | Generalproteins LabelingviaAminoGroups |
Spectrum | AdvancedSpectrumViewer |
- Prepareproteinsolution(SolutionA):
Forlabeling50ugprotein(assumingthetargetproteinconcentrationis1mg/mL),mix5μL(10%ofthetotalreactionvolume)ofReactionBuffer(ComponentB)with50uLofthetargetproteinsolution.
Note1:Ifyouhaveadifferenceproteinconcentration,adjusttheproteinvolumeaccordinglytomake~50µgproteinavailableforyourlabelingreaction.
Note2:Forlabeling100ugprotein(assumingthetargetproteinconcentrationis1mg/mL),mix10uL(10%ofthetotalreactionvolume)ofReactionBuffer(ComponentB)with100uLofthetargetproteinsolution.
Note3:Theproteinshouldbedissolvedin1Xphosphatebufferedsaline(PBS),pH7.2-7.4;Iftheproteinisdissolvedinglycinebuffer,itmustbedialyzedagainst1XPBS,pH7.2-7.4,oruseAmiconUltra-0.5,Ultracel-10Membrane,10kDa(cat#UFC501008fromMillipore)toremovefreeaminesorammoniumsalts(suchasammoniumsulfateandammoniumacetate)thatarewidelyusedforproteinprecipitation.
Note4:ImpureantibodiesorantibodiesstABIlizedwithbovineserumalbumin(BSA)orgelatinwillnotbelabeledwell.
Note5:Theconjugationefficiencyissignificantlyreducediftheproteinconcentrationislessthan1mg/mL.Foroptimallabelingefficiencythefinalproteinconcentrationrangeof1-2mg/mLisrecommended. - Runconjugationreaction::
- Addtheproteinsolution(SolutionA)toONEvialoflabelingdye(ComponentA),andmixthemwellbyrepeatedlypipettingforafewtimesorvortexthevialforafewseconds.
Note:Usebothvials(ComponentA)oflabelingdyetolabel100ugproteinbydividingthe100ugproteininto2x50ugproteinandreactingeach50ugproteinwithonevialoflabelingdye.Combinetwovialsforthenextstep. - Keeptheconjugationreactionmixtureatroomtemperaturefor30-60minutes.
Note:Theconjugationreactionmixturecanberotatedorshakenforlongertimeifdesired.
- Addtheproteinsolution(SolutionA)toONEvialoflabelingdye(ComponentA),andmixthemwellbyrepeatedlypipettingforafewtimesorvortexthevialforafewseconds.
- StopConjugationreaction:
- Add5uL(for50ugprotein)or10uL(for100ugprotein)whichis10%ofthetotalreactionvolumeofTQ-DyedQuenchBuffer(ComponentC)intotheconjugationreactionmixture(fromstep2.2),mixthemwell.
- Incubateatroomtemperaturefor10minutes.
- Thelabeledprotein(antibody)isnowreadytouse.
References&Citations | ![]() CitationExplorer |
Cube-shapedtheranosticpaclitaxelprodrugnanocrystalswithsurfacefunctionalizationofSPCandMPEG-DSPEforimagingandchemotherapy
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Journal:ACSappliedmaterials&interfaces(2016):17068--17079
Click-electronmicroscopyforimagingmetabolicallytaggednonproteinbiomolecules
Authors:JohnTNgo,StephenRAdams,ThomasJDeerinck,DanielaBoassa,FrancesRodriguez-Rivera,SakinaFPalida,CarolynRBertozzi,MarkHEllisman,RogerYTsien
Journal:NatChemBiol(2016):459--465
Design,synthesisandevaluationofVEGF-siRNA/CRSasanovelvectorforgenedelivery
Authors:WenZhao,YifanZhang,XueyunJiang,ChunyingCui
Journal:DrugDesign,DevelopmentandTherapy(2016):3851
MolecularBasisandConsequencesoftheCytochromec-tRNAInteraction
Authors:CuipingLiu,AaronJStonestrom,ThomasChristian,JeongsikYong,RyuichiTakase,Ya-MingHou,XiaoluYang
Journal:JournalofBIOLOGicalChemistry(2016):10426--10436
Determinationoftheactivetransportoffucoidanderivedfromokinawamozukuacrossthehumanintestinalcaco-2cellsasassessedbysize-exclusionchromatography
Authors:TakeakiNagamine,KouHayakawa,KyoumiNakazato,MasahikoIha
Journal:JournalofChromatographyB(2015):187--193
Multiplexedsingle-cellinsituRNAanalysisbyreiterativehybridization
Authors:LuXiao,JiaGuo
Journal:AnalyticalMethods(2015):7290--7295
AAT Bioquest AAT Bioquest是一家位于美国的生物公司,前身为ABD Bioquest,总部位于加利福尼亚州。专门从事光学检测技术十多年,一直致力于光谱学检测领域技术的创新和突破。其独特的光学检测技术,综合了化学、生物学和信息学等各个领域的研究,引领了比色、荧光和发光技术新一代光学探针的浪潮。AAT Bioquest在全球拥有强大的经验丰富的专业分销商网络,为从小型研究机构到《财富》500强企业的各类客户提供卓越的产品和定制服务。
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其检测原理为:在正常的活细胞中,磷脂酰丝氨酸(phosphotidylserine,PS)位于细胞膜的内侧,但在早期凋亡的细胞中,PS 从细胞膜的内侧翻转到细胞膜的表面,暴露在细胞外环境中。Annexin-Ⅴ(膜联蛋白-V)是一种分子量为35-36KD的Ca2+ 依赖性磷脂结合蛋白,能与PS高亲和力结合。可通过细胞外侧暴露的磷脂酰丝氨酸与凋亡早期细胞的胞膜结合。
操作步骤:
1.从室温平衡20min后的铝箔袋中取出所需板条,剩余板条用自封袋密封放回4℃。
2.设置标准品孔和样本孔,标准品孔各加不同浓度的标准品50μL;
3.样本孔中加入待测样本50μL;空白孔不加。
4.除空白孔外,标准品孔和样本孔中每孔加入辣根过氧化物酶(HRP)标记的检测抗体100μL,用封板膜封住反应孔,37℃水浴锅或恒温箱温育60min。
5.弃去液体,吸水纸上拍干,每孔加满洗涤液(350μL),静置1min,甩去洗涤液,吸水纸上拍干,如此重复洗板5次(也可用洗板机洗板)。
6.每孔加入底物A、B各50μL,37℃避光孵育15min。
7.每孔加入终止液50μL,15min内,在450nm波长处测定各孔的OD值。
不知道发在这里合适不,实在是求助无门啊!版主手下留情。
想请问下那个公司有专门的蛋白质荧光标记试剂盒出售。最好的是CY5的,我准备做三标。性价比越高越好
那些做过的前辈们指导一下。
2、 血浆:EDTA、柠檬酸盐、肝素血浆可用于检测。1000×g离心30分钟去除颗粒。
3、 细胞上清液:1000×g离心10分钟去除颗粒和聚合物。
4、 组织匀浆:将组织加入适量生理盐水捣碎。1000×g离心10分钟,取上清液。
5、 保存:如果样品不立即使用,应将其分成小部分-70℃保存,避免反复冷冻。尽可能的不要使用溶血或高血脂血。如果血清中大量颗粒,检测前先离心或过滤。不要在37℃或更高的温度加热解冻。应在室温下解冻并确保样品均匀地充分解冻。
此IBL试剂盒能用于小鼠血清,EDTA血浆,细胞上清中白介素-6的定量检测 试剂盒成分 1 预包被板: 抗小鼠白介素-6兔子IgG,亲合纯化 96T 2 酶标记抗体: (30倍浓缩)HRP标记抗小鼠白介素-6兔子IgG,亲合纯化 0.4mL x 1 3 标准品: 重组小鼠白介素-6 0.5mL x 2 4 EIA缓冲液: 含1% BSA, 0.05%吐温20 BPS 30mL x 1 5 标记抗体稀释液: 含1% BSA, 0.05%吐温20 BPS 12mL x 1 6 显色剂: TMB底物液 15mL x 1 7 终止液: 1N硫酸 12mL x 1 8 浓缩洗涤液: (40倍浓缩) 含1% BSA, 0.05%吐温20 BPS 50mL x 1 操作说明 1实验所需器材(但试剂盒没有提供) 酶标仪(450nm) 微移液管及其吸嘴 量筒及烧杯 去离子水 冰箱(4°C) 坐标纸(log/log) 吸水纸 试管(用于标准品稀释) 温育箱(37°C ± 1°C) 洗瓶 (用于洗板) 一次性试剂管(用于浓缩酶标记抗体和显色剂)向左转|向右转

