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- •BrainBehavImmun.2017Jan;59:322-332.
Description | FPS-ZM1isahigh-affinityRAGEspecificinhibitorwithaKiof25nM. |
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IC50&Target | Ki:25nM(RAGE)[1] |
InVitro | FPS-ZM1inhibitsAβ/RAGEbindinginCHOcellswithapproximately2-foldgreateraffinitythanitsparentmolecule,FPS2.FPS-ZM1inhibitsbindingofotherknownRAGEligandstosRAGE,includingS100calcium-bindingproteinBandamphoterin.FPS-ZM1ismoreeffectivethanFPS2inreducingAβ40-inducedincreasesinBACE1mRNAandproteinlevelsandthegenerationofsAPPβ,anAPPcleavageproductofBACE1indicativeofBACE1activity[1]. |
InVivo | FPS-ZM1isnontoxictomiceandreADIlycrossedtheblood-brainbarrier.InagedAPPsw/0miceoverexpressinghumanAβ-precursorprotein,atransgenicmousemodelofADwithestablishedAβpathology,FPS-ZM1inhibitsRAGE-mediatedinfluxofcirculatingAβ40andAβ42intothebrain.Inbrain,FPS-ZM1bindsexclusivelytoRAGE,whichinhibitsβ-secretaseactivityandAβproductionandsuppressesmicrogliaactivationandtheneuro-inflammatoryresponse[1].FPS-ZM1treatmentreducesthelevelofAβ1-40andAβ1-42inAGEsRats.ItInhibitsAGEs-mediatedincreaseofAβ-metabolism-relatedproteinsanddownregulatesAGEs-mediatedincreaseofpro-inflammatorycytokinesinthehippocampus.FPS-ZM1up-Regulatesanti-oxidantdefensesystemandattenuatedAGEsinducedmemoryimpairmentinAGEsrats[2]. |
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KinaseAssay [1] | HumansRAGEisimmobilized(10μg/mL)overnightat4°Cin96-wellmicrotiterplatesandblockedwith3%bovineserumalbumin.125I-labeledAβ40,HMGB1,orS100Bat5nMintheabsenceandpresenceofvariousconcentrationsofFPS2orFPS-ZM1(10to1,000nM)isaddedtothewellscontainingimmobilizedsRAGEandincubatedfor1houratroomtemperatureinPBS.WellsarewashedwithcoldPBStoremoveunboundradiolabeledligands,andtheradioactivityisanalyzed[1].MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly. | ||||||||||||||||||||||||||||||
CellAssay [1] | TodeterminewhetherFPS2andFPS-ZM1aretoxictoCHOcells,thecellsaretreatedfor72hourswithdifferentconcentrationsofinhibitorsrangingfrom10nMto10μM.ThecellulartoxicityisdeterminedusingtheWST-8AssayKit[1].MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly. AnimalAdmiNISTration | [1][2] Rat:Startingfrom1weekbeforeintrahippocampalinjection,FZM1andAGEs+FZM1ratsareintraperitoneallyinjectedwithFPS-ZM1(1mg/kg/datavolumeof2mL)for4weeks;ratsintheAGEsandthecontrolgroupsareintraperitoneallyinjectedwithnormalsalinewiththesamevolumefor4weeks.ThreeweeksafterAGEsintrahippocampalinjection,theescapelatencytimeofratsisassayedwithMorriswatermazetest,andthenallratsaresacrificed[2]. Mouse:FPS2orFPS-ZM1areadministeredi.v.(1mg/kg)viathefemoralveinandarterialbloodsamples(30μL)collectedat1,5,10,15,and20minutesviathecannulatedfemoralartery.Plasmaisseparatedbycentrifugationat4°Candimmediatelystoredat–80°Cuntilanalysis[1]. MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly.References |
Purity:99.31% 品牌介绍
托烷司琼临床评价药物相关作用适应症托烷司琼CAS号:89565-68-4英文名称:Tropisetron英文同义词:icf205-930;TROPICACID;TROPISETRON;SS-TROPISETRON;BETA-TROPISETRON;Tropisetron(ICS205930);TROPISHTRONHYDROCHLORIDE;Indole-3-carbonylchloride;3-Tropanylindole-3-carboxylate;lαH,5Αh-Tropan-3α-ylindole-3-carboxylate中文名称:托烷司琼中文同义词:托普西隆;托普西龙;曲匹西龙;托烷司琼;Β-托烷司琼;CS-348;Β-内托烷司琼;吲哚-3-甲酰氯;Β-托烷司琼(光学异构体);Β-托烷司琼,托烷司琼异构体CBNumber:CB3236404分子式:C17H20N2O2分子量:284.35MOLFile:89565-68-4.mol化学性质安全信息用途供应商112化学性质安全信息用途供应商112托烷司琼化学性质熔点:201-202°C沸点:448.5±35.0°C(Predicted)密度:1.26储存条件:2-8°C溶解度:H2O:soluble形态:solid酸度系数(pKa):15.38±0.30(Predicted)颜色:whiteCAS数据库:Chemicalbook89565-68-4(CASDataBaseReference)安全信息WGKGermany:3托烷司琼化学药品说明书托烷司琼|药物应用信息托烷司琼性质、用途与生产工艺临床评价Sorbe等报道本品对含顺铂(剂量50~89mg/m2)化疗方案引起的急性呕吐完全控制率为63%。58例恶性肿瘤化疗所致恶心、呕吐者,应用托烷司琼或昂丹司琼8mg分别在同一病人前后2个化疗周期的第1d给药前30min静脉注射,并用地塞米松10mg静脉滴注。结果两药控制急性及迟发性恶心、呕吐的疗效基本相似,均可达81%~100%。本品对强致吐化疗药物顺铂的止吐疗效突出。药物相关作用饮食可略为延长本品的吸收。本品与利福平、苯巴比妥等肝酶诱导药同时使用,可加快代谢,故快代谢型者需增加剂量,慢者则不必。西咪替丁等肝酶抑制药对本品血药浓度无明显影响。适应症托烷司琼临床用于预防和治疗癌症化疗引起的恶心和呕吐。化学性质结晶,熔点201-202℃(二氯甲烷-乙酸乙酯)。单盐酸托烷司琼(TropisetronMonohydroehloride):C17H20N2O2?HCI。[105826-92-4]。熔点283-285℃(分解)。用途有高效性和选择性的5-HT3受体拮抗剂。用于化疗所致的呕吐。用途为5-羟色胺拮抗药生产方法托品醇(I)和酰氯(Ⅱ)反应,可得托烷司琼。托烷司琼上下游产品信息上游原料托品醇下游产品
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