下載本文檔
版權(quán)說(shuō)明:本文檔由用戶(hù)提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)
文檔簡(jiǎn)介
Hotline:400-820-3792Inhibitors?ScreeningLibraries?Proteinswww.MedChemEHesperetinCat.No.:HY-N0168CASNo.:520-33-2分?式:C??H??O?分?量:302.28作?靶點(diǎn):p38MAPK;Autophagy;Apoptosis作?通路:MAPK/ERKPathway;Autophagy;Apoptosis儲(chǔ)存?式:Powder-20°C3years4°C2yearsInsolvent-80°C6months-20°C1month溶解性數(shù)據(jù)體外實(shí)驗(yàn)DMSO:100mg/mL(330.82mM;Needultrasonic)MassSolvent1mg5mg10mgConcentration制備儲(chǔ)備液1mM3.3082mL16.5410mL33.0819mL5mM0.6616mL3.3082mL6.6164mL10mM0.3308mL1.6541mL3.3082mL請(qǐng)根據(jù)產(chǎn)品在不同溶劑中的溶解度選擇合適的溶劑配制儲(chǔ)備液;?旦配成溶液,請(qǐng)分裝保存,避免反復(fù)凍融造成的產(chǎn)品失效。儲(chǔ)備液的保存?式和期限:-80°C,6months;-20°C,1month。-80°C儲(chǔ)存時(shí),請(qǐng)?jiān)?個(gè)?內(nèi)使?,-20°C儲(chǔ)存時(shí),請(qǐng)?jiān)?個(gè)?內(nèi)使?。體內(nèi)實(shí)驗(yàn)請(qǐng)根據(jù)您的實(shí)驗(yàn)動(dòng)物和給藥?式選擇適當(dāng)?shù)娜芙?案。以下溶解?案都請(qǐng)先按照InVitro?式配制澄的儲(chǔ)備液,再依次添加助溶劑:(為保證實(shí)驗(yàn)結(jié)果的可靠性,澄的儲(chǔ)備液可以根據(jù)儲(chǔ)存條件,適當(dāng)保存;體內(nèi)實(shí)驗(yàn)的?作液,建議您現(xiàn)?現(xiàn)配,當(dāng)天使?;以下溶劑前顯?的百分?指該溶劑在您配制終溶液中的體積占?;如在配制過(guò)程中出現(xiàn)沉淀、析出現(xiàn)象,可以通過(guò)加熱和/或超聲的?式助溶)1.請(qǐng)依序添加每種溶劑:10%DMSO>>40%PEG300>>5%Tween-80>>45%salineSolubility:≥2.5mg/mL(8.27mM);Clearsolution1/3MasterofBioactiveMolecules—您?邊的抑制劑?師www.MedChemE2.請(qǐng)依序添加每種溶劑:10%DMSO>>90%(20%SBE-β-CDinsaline)Solubility:≥2.5mg/mL(8.27mM);Clearsolution3.請(qǐng)依序添加每種溶劑:10%DMSO>>90%cornoilSolubility:≥2.5mg/mL(8.27mM);ClearsolutionBIOLOGICALACTIVITY?物活性Hesperetin?種天然烷酮類(lèi)物質(zhì),為有效的,?譜的?UGT抑制劑。Hesperetin可調(diào)節(jié)凋亡途徑。體外研究Hesperetinhastheretentionofantioxidantpotentialinselfnano-emulsifyingdrugdeliverysystem[1].HesperetinandNGRdisplaybroad-spectruminhibitionagainsthumanUGTs.Besides,HesperetinexhibitsstronginhibitoryeffectsonUGT1A1,1A3and1A9(bothIC50andKivalueslowerthan10μM)andmoderatelyinhibitsUGT1A4,UGT1A7,UGT1A8(IC50values29.68-63.87μM)[2].Hesperetininteractswithdifferenttypesofproteinsinvolvinghydrogenbonds,pi-pieffects,pi-cationbondingandpi-sigmainteractionswithvaryingbindingenergies.Hesperetinexhibitsdrug-likepropertieswhichprojectsitspotentialasatherapeuticoptionforCHIKVinfection[3].Hesperetindose-dependentlyreducesGCDCA-inducedcaspase-3activityinculturedprimaryrathepatocytes.Hesperetinalsodose-dependentlyreducesCM-inducedNos2(iNOS)expressioninhepatocytes.Interestingly,hesperetin-inducedexpressionoftheantioxidantgenehaemoxygenase1(HO-1)aboutfourfoldcomparedwithcytokinemixturealone[5].體內(nèi)研究PreadministrationofHesperetin(40mg/kgb.w.,oral)significantlyattenuatestheCd-inducedoxidativestressandmitochondrialdysfunction,restorestheantioxidantandmembrane-boundenzymeactivitiesanddecreasesapoptosisinthebrainofrats[4].Hesperetin(200mg/kg)attenuatesConA-inducedhepatocyteapoptosisandhepaticNos2(iNOS)expressioninmice.Hesperetinco-treatmentalsodecreasestheoccurrenceofapoptoticbodies,hydropicdegeneration,nuclearfragments,autolysisandhaemorrhage.ThenumberofleukocytesinfiltratedinlivertissueofmicewithD-GalN/LPS-inducedfulminanthepatitisaresignificantlydecreasedbyhesperetininamurinemodel[5].PROTOCOLKinaseAssay[4]First,0.5mLtissuehomogenateisdilutedwith1mLwater.Then,tothismixture,2.5mLethanoland1.5mLchloroform(allreagentschilled)areaddedandshakenfor1minat4°C,thencentrifuged.Theenzymeactivityinthesupernatantisdetermined.Theassaymixturecontained1.2mLsodiumpyrophosphatebuffer(0.025M,pH8.3),0.1mL186mMphenazinemethosulfate(PMS),0.3mL30mMNitrobluetetrazolium(NBT),and0.2mLofnicotinamideadeninedinucleotide(NADH),andappropriatelydilutedenzymepreparationandwaterinatotalvolumeof3mL.ReactionisinitiatedbytheadditionofNADH.Afterincubationat30°Cfor90min,thereactionisstoppedbytheadditionof1mLglacialaceticacid.Thereactionmixtureisstirredvigorouslyandshakenwith4mLn-butanol.Theintensityofthechromogeninthebutanollayerismeasuredat560nmagainstabutanolblank.Asystemwithoutenzymeservedascontrol.Oneunitofenzymeactivityisdefinedas50%inhibitionofNBTreductionin1minundertheassayconditions.MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly.2/3MasterofBioactiveMolecules—您?邊的抑制劑?師www.MedChemEAnimalAfter7daysofadjusting,theanimalsarerandomlydividedinto10experimentalgroups.Controlgroup(n=8):Administration[4]TheseanimalsaretreatedwiththeequivalentvolumeofPBSasusedfortheadministrationofConAandD-GalN/LPS.Controlhesperetingroup(n=8):Themicearetreatedwithhesperetin400mg/kgp.o.in0.5%sodiumcarboxymethylcellulose(CMC-Na)solutionfor10days.ConAgroup(n=15):TheanimalsaretreatedwiththesamevolumeofCMC-Naasusedforadministrationofhesperetinfor10daysandarechallengedwithConA(i.v.15mg/kg).ConA+hesperetingroups:Theanimalsreceivevariousdosesofhesperetin(100,200,400mg/kg)p.o.for10daysbeforeConAinjection(eachgroupn=15).D-GalN/LPSgroup(n=15):TheanimalsaregivenCMC-Nafor10daysandinjectedi.p.withD-GalN(700mg/kg)/LPS(5μg/kg).D-GalN/LPS+hesperetingroups:Threedosesofhesperetin(100,200,400mg/kg)aregiventomiceoncedailyfor10days.D-GalN(700mg/kg)/LPS(5μg/kg)areinjectedi.p.(eachgroupn=15).MCEhasnotindependentlyconfirmedtheaccuracyofthesemethods.Theyareforreferenceonly.戶(hù)使?本產(chǎn)品發(fā)表的科研?獻(xiàn)?ActaPharmSinB.2021Jan;11(1):143-155.?Antioxidants(Basel).2022,11(11),2093.?IntJMolSci.2022Sep7;23(18):10346.?EurJPharmacol.2019Jun5;852:151-158.?ReprodBiolEndocrinol.2020Oct12;18(1):100.Seemorecustomervalidationsonwww.MedChemEREFERENCES[1].AryaA,etal.Bioflavonoidhesperetinovercomebicalutamideinducedtoxicitybyco-deliveryinnovelSNEDDSformulations:Optimization,invivoevaluationanduptakemechanism.MaterSciEngCMaterBiolAppl.2017Feb1;71:954-964[2].LiuD,etal.InhibitoryEffectofHesperetinandNaringeninonHumanUDP-GlucuronosyltransferaseEnzymes:ImplicationsforHerb-DrugInteractions.BiolPharmBull.2016;39(12):2052-2059.[3].OoA,etal.Insilicostudyonanti-Chikungunyavirusactivityofhesperetin.PeerJ.2016Oct26;4:e2602.eCollection2016.[4].
溫馨提示
- 1. 本站所有資源如無(wú)特殊說(shuō)明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
- 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶(hù)所有。
- 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁(yè)內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒(méi)有圖紙預(yù)覽就沒(méi)有圖紙。
- 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
- 5. 人人文庫(kù)網(wǎng)僅提供信息存儲(chǔ)空間,僅對(duì)用戶(hù)上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對(duì)用戶(hù)上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
- 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請(qǐng)與我們聯(lián)系,我們立即糾正。
- 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶(hù)因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。
最新文檔
- 2024-2025學(xué)年新教材高中數(shù)學(xué) 第七章 隨機(jī)變量及其分布 7.1.2 全概率公式(教師用書(shū))教案 新人教A版選擇性必修第三冊(cè)
- 《六國(guó)論》課件的影視改編:2024年文化現(xiàn)象分析
- 《接觸網(wǎng)施工》課件 4.8.2 無(wú)交叉線(xiàn)岔安裝
- 2024年用友T6企業(yè)資源規(guī)劃教程全解析
- 探索未知領(lǐng)域:2024年《生理學(xué)基礎(chǔ)》教案展望
- 四年級(jí)語(yǔ)文下冊(cè)作文教學(xué)計(jì)劃
- 2024年春季學(xué)期:《長(zhǎng)恨歌》的全新解讀
- 《馬鈞傳》教學(xué)創(chuàng)新策略:面向2024年
- 智能家具廠的賬務(wù)處理實(shí)例-記賬實(shí)操
- 2024年電子商務(wù)概論教案改革探討
- 回收PET塑料資源化利用及產(chǎn)業(yè)化進(jìn)展研究
- 英語(yǔ)-浙江省湖州、衢州、麗水2024年11月三地市高三教學(xué)質(zhì)量檢測(cè)試卷試題和答案
- 勞動(dòng)技術(shù)教案
- 大學(xué)美育(同濟(jì)大學(xué)版)學(xué)習(xí)通超星期末考試答案章節(jié)答案2024年
- 勞動(dòng)法律學(xué)習(xí)試題
- 過(guò)敏性休克完整版本
- 應(yīng)急第一響應(yīng)人理論考試試卷(含答案)
- DZ∕T 0213-2020 礦產(chǎn)地質(zhì)勘查規(guī)范 石灰?guī)r、水泥配料類(lèi)(正式版)
- 2024年湖北省工業(yè)建筑集團(tuán)有限公司招聘筆試參考題庫(kù)含答案解析
- 軟件工程師專(zhuān)業(yè)人物訪談
- 招商銀行無(wú)追索權(quán)公開(kāi)型國(guó)內(nèi)保理業(yè)務(wù)操作規(guī)程
評(píng)論
0/150
提交評(píng)論