香料香精化妆品FLAVOURFRAGRANCECOSMETICS2023年8月第4期Aug.2023,No.4专论与综述37www.ffc-journal.com收稿日期:2022-06-24;修回日期:2022-08-11作者杭州千岛湖天鑫有限公司,浙江杭州311700…………………………方婷欢蒋晴唐礼荣吴凯宾基于3D皮肤模型研究植物甾醇酯改善皮肤炎症及屏障的机制摘要为研究植物甾醇酯(phytosterolester,PE)抗炎及改善皮肤屏障的作用机制,通过十二烷基硫酸钠(sodiumlaurylsulfate,SLS)作用于体外重组三维表皮模型(EpiKutis®)构建皮肤损伤模型,检测植物甾醇酯对组织活力、组织形态、炎症因子白介素1α(interleukin-1α,IL-1α)、肿瘤坏死因子α(tumornecrosisfactorα,TNFα)、炎症介质前列腺素2(prostaglandinE2,PGE2)及屏障相关的丝聚蛋白(filaggrin,FLG)的影响。结果表明植物甾醇酯对SLS诱导的皮肤损伤模型的组织活力及组织形态无明显作用,对PGE2、IL-1α表达无显著抑制作用,但当其质量分数高于1%时能够显著抑制TNFα表达,并显著促进了FLG的表达。因此,植物甾醇酯具备一定抗炎及改善皮肤屏障的功效,但是PGE2和IL-1α不是植物甾醇酯抗炎的靶点。关键词抗炎皮肤屏障三维表皮模型植物甾醇酯MechanismonImprovingAnti-inflammationandSkinBarrierofPhytosterolEsterBasedon3DSkinModelFANGTinghuanJIANGQingTANGLirongWUKaibin(HangzhouQiandaohuTianxinCo.,Ltd,Hangzhou311700,Zhejiang,China)Abstract:Theaimofthestudywastoexplorethemechanismonimprovinganti-inflammationandskinbarrierofphytosterolester,basedonaEpiKutis®3Dskinmodelwhichwasspeciallydamagedwithsodiumlaurylsulfate,bydetectingthetissueviability,histologicalmorphology,expressionofinterleukin1α(IL-1α),tumornecrosisfactorα(TNFα),inflammatorymediatorprostaglandinE2(PGE2)andfilaggrin(FLG).TheresultsshowedthatphytosterolestershadneithersignificantpositiveeffectsontissueviabilityandhistologicalmorphologybasedonSLS-indusedskinmodel,norinhibitionsofPGE2andIL-1αexpresions.However,itshowedasignificantinhibitionofTNFαexpressionandalsoasignificantpromotionofFLGexpression,whenitsmassconcentrationwashigherthan1%.Therefore,phytosterolesterhasananti-inflammatoryandskinbarrierimprovementeffects,andPGE2andIL-1αarenotanti-inflammatorytargetsofphytosterolesters.Keyw...