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| Description | (+)-JQ-1isaBETbromodomaininhibitor,withIC50of77nM/33nMforthefirstandsecondbromodomain(BRD4(1/2)). |
|---|---|
| IC50&Target | IC50:77/33nM(BRD4(1/2))[1] |
| InVitro | (+)-JQ1representsapotent,highlyspecificandKaccompetitiveinhibitorfortheBETfamilyofbromodomains.(+)-JQ1(100nM,48h)promptssquamousdifferentiationexhibitedbycellspindling,flatteningandincreasedexpressionofkeratin.(+)-JQ1(250nM)inducesrapidexpressionofkeratinintreatedNMC797cellscomparedto(-)-JQ1(250nM)andvehiclecontrols,asdeterminedbyquantitativeimmunohistochemistry.(+)-JQ1(250nM)elicitsatime-dependentinductionofstrong(3+)keratinstainingoftreatedNMC797cells,comparedto(-)-JQ1(250nM)[1].(+)-JQ1isapotentthienodiazepineinhibitor(Kd=90nM)oftheBETfamilycoactivatorproteinBRD4,whichisimplicatedinthepathogenesisofcancerviatranscriptionalcontroloftheMYConcogene.Dose-rangingstudiesof(+)-JQ1demonstratespotentinhibitionofH4Kac4bindingwithaIC50valueof10nMformurineBRDT(1)and11nMforhumanBRDT(1)[2]. |
| InVivo | Pharmacokineticstudiesof(+)-JQ1areperformedinCD1micefollowingintravenousandoraladmiNISTration.Meanplasmaconcentration-timeprofilesof(+)-JQ1afterintravenousdosing(5mg/kg).Thepharmacokineticparametersforintravenous(+)-JQ1demonstrateexcellentdrugexposure(AUC=2090hr*ng/mL)andanapproximatelyonehourhalf-life(T1/2).Meanplasmaconcentration-timeprofilesof(+)-JQ1afteroraldosing(10mg/kg).Thepharmacokineticparametersfororal(+)-JQ1demonstrateexcellentoralbioavailABIlity(F=49%),peakplasmaconcentration(Cmax=1180ng/mL)anddrugexposure(AUC=2090hr*ng/mL)[1]. |
| References |
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| PreparingStockSolutions |
Pleaserefertothesolubilityinformationtoselecttheappropriatesolvent. | ||||||||||||||||
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| CellAssay [1] | (+)-JQ1isdissolvedinDMSOandstored,andthendilutedwithappropriatemedia(DMSO0.025%)beforeuse[1]. NUTmidlinecarcinomapatientcelllines(797and11060)areplatedinT-25flasksandgrowninDMEM(797)orRPMI(11060)containing10%fetalbovineserumand1%Penicillin/Streptomycin.Cellsaretreatedwitheither250nM(+)-JQ1,250nM(-)-JQ1ortheequivalentvolumeofDMSO(0.025%).Atthedesiredtimepoint,2×106cellsarespunat500×gfor5minutesat4°CandwashedwithPBS.PelletsareresUSPendedin1mLofcoldPBSandaddeddropwisewhilegentlyvortexingto9mL70%ethanolina15mLpolypropylenecentrifugetube.Fixedcellsarethenfrozenat-20°Covernight.Thenextday,cellsarecentrifugedat500×gfor10minutesat4°Candwashedwith3mLofcoldPBS.Cellsareresuspendedin500μLofpropidiumiodidestainingsolution(0.2mg/mLRNAseA,0.02mg/mLpropidiumiodide,0.1%Triton-XinPBS)andincubatedfor20minutesat37°C.SamplesarethentransferredtoiceandanalyzedonaBDFACSCantoII.HistogramsaregeneratedandcellcycleanalysisisperformedusingFlowJoflowcytometryanalysissoftware[1].MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly. | ||||||||||||||||
| AnimalAdministration [1][2] | (+)-JQ1isformulatedforintravenousinjectionin10%DMSOand10%HP-β-CD(Mice)[1]. Mice[1] | ||||||||||||||||
| References |
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| MolecularWeight | 456.99 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Formula | C₂₃H₂₅ClN₄O₂S | ||||||||||||
| CASNo. | 1268524-70-4 | ||||||||||||
| Storage |
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| Shipping | RoomtemperatureincontinentalUS;mayvaryelsewhere | ||||||||||||
| Solvent&Solubility | DMSO:≥45mg/mL (+)-JQ-1(JQ1)isformulatedin10%DMSOand90%ofa10%2-hydroxypropyl-β-cyclodextrinsolution[3]. *"<1 mg/ml"="" means="" slightly="" soluble="" or="" insoluble.="" "≥"="" means="" soluble,="" but="" saturation="">1> | ||||||||||||
| References |
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Purity:99.90%
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求助各位大神,现在想购买小分子数据库,求大神推荐。
我知道的免费的数据库有zinc
求推荐哪家公司或者研究所的小分子数据库可以购买,十分感谢!!!!!!
westblot蛋白免疫印迹实验跑小分子蛋白(15kd)条带一直是波浪状,有人说是胶的问题,可同时跑了36kd蛋白,条带是直的,有人说是要恒流跑,电压不要太大,我的转膜条件是50v,50min,请教各位大神指点,万分感谢!!!
求助大家,小分子药物最新专利申请情况跟踪,之前听别人说可以在一个网站可以导出这个信息。
不知哪位大侠知道,告知一下,不胜感激!
如题,之前没做过药代,老师给了一个600+Da的五肽,想测下药代动参数,看文献推荐上述两种方法,但是不知道选哪种更好,lcms前处理会不会影响小肽。
求助各位前辈,我最近在合成的化合物水溶性很好,非常好,以至于可以随便溶解在水里,它的六氟磷酸盐也可以随意溶解在水里(大于50uM),细胞成像实验显示它根本进不去细胞,求问有没有啥方法包裹一下让它进去?我搜了一下文献,感觉多数是把脂溶性特别好的东西包裹一下弄进去的,也许是搜索姿势不对没找到我需要的答案,**点拨啊!!!
就是蛋白质分子的小片断
是氨基酸形成的



