238应用GFP基因转染技术示踪组织工程技术构建角膜基质胡晓洁王敏刘德莉刘伟曹谊林·实验研究·TissueengineeringofcornealstromawithGFPmarkedcellsHuXiaojie,WangMin,LiuDeli,eta1.DepartmentofPlasticSurgery,ShanghaiNinethHospital,ShanghaiTissueEngineeringResearchCenter,ShanghaiSecondMedicalUniversity,Shanghai200011AbstractObjectiveToreconstructcornealstronlawithculturedcellsandtracetheculturedcellshyGreenFluorescenceProtein(GFP)genetransfection.MethodsCornealstronlalcellswereisolatedfronlnewbornrabbit¨)rneaandwereculturedandexpandedinvitro.Atthetimeofreachingconfluency,cornealstromalcellswerenlixedwithPolyglieolicAcid(PGA)toforillacell—scafroIdconstruct.At1weekaftercuhure.theconstructswereinlplantedintonlotherrabhitcornealstromaandportionsofcornealstronlalcellsweretransfectedwithGFPgenetonlarktheseedcellsbyretroviralvector.Tissueswereharves