(a)
(b)
(c)
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Figure 1: Cell morphology of adult NCSCs isolated from hair follicle and skin dermis. (a) Hair follicle explant demonstrates net outgrowth of HF NCSCs; (b) SD NCSCs within 3D fibrin hydrogel; (c) fibroblast-like morphology of HF NCSCs at passage 1; (d) polygonal morphology of SD NCSCs at passage 1. Phase-contrast microscopy. Scale bar: (a, b) 200 μm; (c, d) 50 μm.