Objective To detect the expression of β-NGF,p75NTR and hair follicle stem cell specific markers in vibrissa hair follicl目的研究胚胎大鼠触须毛囊隆突区β-神经生长因子(β-NGF)、p75神经营养因子受体(p75NTR)与毛囊干细胞特异标志物的表达规律。