简介：1病例报告患者,男,19岁,军人。因“右眼红胀疼痛、视物模糊4d”于2008-09-10入院。患者曾于2007-10在沈阳某医院行双眼LASIK手术,术后双眼视力稳定在1.2以上。入院时查远视力：右眼0.7,矫正不提高,左眼视力1.5;眼压：右眼11mmHg,左眼12mmHg。右眼睫状充血（＋＋）,角膜上皮完整,角膜瓣边缘痕迹可见、瓣下清洁,角膜基质透明,KP（＋＋）,房闪（＋＋＋）,虹膜纹理欠清晰,眼后节未窥见异常。左眼未见明显异常。

简介：AIM:Toinvestigatetheexpressionofdendriticcell-associatedC-typelectin-1(dectin-1)attheearlyperiodofAspergillusfumigatusinfectioninrat’scornealepithelium.·METHODS:Atotalof72Wistarratswererandomlydividedintothreegroups:A,BandC.Therighteyeswerechosenasexperimentaleyes.GroupAwascontrolgroup.RatsingroupBwerenotinoculatedwithAspergillusfumigatus.GroupCwastakenasAspergillusfumigatuskeratitismodel.RatsingroupBandC(sixfromeachgroup)wereexecutedrandomlyat4,8,16and24hoursafterexperimentalmodelbeingestablishedtoassesstheexpressionofdectin-1mRNAthroughreal-timePCR.AnothersixratsingroupBandCwereexecutedrandomlyat24hourstoassesstheexpressionofdectin-1proteinthroughimmunohistochemistry.·RESULTS:Theresultsofreal-timePCRindicatedthatdectin-1mRNAexpressionwaslowincornealepitheliumofnormalrats’.Therewasnosignificantlydifferenceofdectin-1mRNAexpressioningroupAandB(P>0.05).TheexpressionofAspergillusfumigatusinfectedcornealepitheliumincreasedgraduallyafter8hoursingroupC.ThesynchronousexpressionofgroupAandChadsignificantdifference(P<0.01).Immunohistochemistydiscoveredthatdectin-1receptorexistedinnormalrat’scornealepithelium.Dectin-1proteinincreasedafter24hoursingroupC.TherewasasignificantdifferenceofsynchronousexpressioningroupBandC(P<0.01).·CONCLUSION:Dectin-1existsinrat’scornealepitheliumanditsexpressionsignificantlyincreasesattheearlyperiodofAspergillusfumigatusinfection.Dectin-1isapatternrecognitionreceptorthatexpressesincornealepitheliumandinvolvesinimmuneresponsetoAspergillusfungalkeratitis.