ORDERINGINFORMATION
CatalogNo.:43029
Format:100ulat1.0mg/mlinPBS(withoutMg2+andCa2+),pH7.4,150mMNaCl,0.02%sodiumazideand50%glycerol.Affinity-purifiedonphosphopeptide;non-phosphopeptide-reactiveantibodieswereremovedbychromatographyonnon-phosphorylatedpeptide.
BACKGROUND
ATF2isatranscriptionfactorthatisamemberoftheleucinezipperfamilyofDNAbindingproteinthatcanperformmultiplefunctions.ItcanbindtothecAMP-responsiveelement(CRE),anditcanformahomodimeroraheterodimerwithc-JunandstimulateCRE-dependenttranscription.ATF2isalsoahistoneacetyltransferase(HAT)thatspecificallyacetylateshistonesH2BandH4invitro.ATF2mayalsobeinvolvedinacell'sDNAdamageresponseindependentofitsroleintranscriptionalregulation.
SPECIFICATIONSUMMARY
Antigen:Peptidesequencethatincludesphosphorylationsitesofserine62or44(N-D-S(p)-V-I)derivedfromhumanATF2andconjugatedtoKLH.
Accessionno.:P15336,NP_001871.2
HostSpecies:Rabbit
Specificity:Thisantibodydetectsendogenoushuman,mouse,andratATF2onlywhenphosphorylatedatserine62and/or44.
APPLICATION
Immunoblotting:useatdilutionof1:500-1:1,000.Abandof~65-75kDaisdetected.
Immunohistochemistry:useatdilutionof1:50-1:100.
DetectionofATF2(phospho-Ser62or44)inextractsofMDA231cellstreatedwithUVoruntreated.
DetectionofATF2(phospho-Ser62or44)inparaffin-embeddedhumanbreastcarcinomatissue.
Thesearerecommendedworkingdilutions.Endusershoulddetermineoptimaldilutionsfortheirapplications.
DILUTIONINSTRUCTIONS
DiluteinPBSormediumthatisidenticaltothatusedintheassaysystem.
STORAGEANDSTABILITY
Thisantibodyisstableforatleastone(1)yearat-20oC.Canbestoredat4oCforshort-termuse.
Forinvitroinvestigationaluseonly.Notintendedfortherapeuticordiagnosticapplications.
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选用和特异性抗体同种亚型的,同样荧光素标记的抗体,采用同样的染色步骤染同样浓度的细胞。然后上机检测。如果细胞有非特异性的结合,那同型对照的荧光强度可能会比未染色的阴性对照要高一些。
同型对照只用于那种阳性和阴性之间没有明确分解的情况。如果阳性细胞群非常清楚,是不需要同型对照的。另外,在多色同染的情况下,也不采用同型对照,而是采用FMO(fluorensence minus one)对照。
另外,对于同型对照的使用,也有很多反对意见。就算是同型抗体,也可能会有不同的亲和力,并不一定就能真实反应非特异性的结合。
二抗
抗体组合
免疫组化
免疫沉淀
ELISA
ELISPOT
流式
同型对照
酪胺信号放大
免疫对照/血清/阻断/封闭
Western Blot免疫印迹
免疫缓冲剂/固定/透化
细胞/组织裂解物
细胞核裂解物
细胞裂解物
组织抽提物
转染细胞裂解物
CBA蛋白定量
链霉亲和素
抗体纯化
其同型为;percp-cy5.5(25ug包装)浓度:0.2mg/ml,
那么如果CD45RA抗体如果加入20ul,那同型抗体应该加入多少ml:
我自己的初步计算是:1ul的3分之1.不知道我算对了吗?应该怎么加才好呢?
英 ['aisəutaip]
美 ['aisəutaip]
n. 同形像;
同形像统计图

