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Figure 10. Untreated hair follicle stem cells (HFSCs). Cells morphological features of negative controls (HFSCs subculturing without intervention) after 3 (A), 5 (B), 7 (C), and 9 (D) days in culture. HFSC treated with 10 mmol/L LiCl. Cells morphological features shown after 3 (E), 5 (F), 7 (G), and 9 (H) days in culture. HFSCs treated with 10 μg/L KGF. Cells morphological features shown after 3 (I), 5 (J), 7 (K), and 9 (L) days in culture. Magnification, X40