8Botchkareva N V, Botchkarev V A, Welker P, et al. New roles for glial cell line-derived neurotrophic factor and neurturin: in- volvement in hair cycle control. Am J Pathol,2000,156(3):1041 -1053.
9Narisawa Y, Nashimoto K, Konda H. Apoptotic pocketlike structures of the bulge of the terminal hair follicles of the human scalp[J]. J Dermatol Sci, 1997, 14(1):45-53.
10Panteleyev A A, Paus R. Patterns of hairless(hr)gene expres- sion in mouse hair follicle morphogenesis and cycling. Am J Pathol,2000,157(4) :1071-1079.