3、lresourceforcell-transplantationandgenetherapies.[Method]PCSCswereisolatedbydiscontinuousPercollgradientcentrifugation.Thespecificmarker(anti-FGFR-3) of PCSCs was used to identify the cultured cells byimmunocytochemistry.PlasmidspCMVSV40T/PURcontainingthesimianvirus40largeTantigengene(SV40Tag