biologie (1) temps (durée) (1) peau (1) racine (1) protéine (1) modèle (1) marqueur (1) anticorps (1) in situ (1) champ (1) âge (1) ordre (1) Variation (1) Children (1) Area (1) Aging (1) Observations (1) Observations (1) Area (1) Immunoblotting (1) Time (1) Theater (1) Stem cells (1) Skin (1) Proportion (1) Order (1) Mice (1) Keratin (1) Immunohistochemistry (1) Hair follicles (1)