title: Formation and breakdown of the inner root sheath and features of the pilary canal epithelium in the wool follicle.
mesh_terms: D000818:Animals; D004847:Epithelial Cells; D006651:Histocytochemistry; D006818:Hyalin / Q000032:analysis; D007633:Keratins / Q000032:analysis; D008854:Microscopy, Electron; D012756:Sheep; D012867:Skin / Q000166:cytology*; D014935:Wool / Q000166:cytology*
chemical_list: D007633:Keratins