title: Intraepidermal mast cells and their origin.
mesh_terms: D001706:Biopsy; D003872:Dermatitis / Q000473:pathology; D006801:Humans; D008407:Mast Cells / Q000166:cytology*; D009000:Monocytes / Q000166:cytology; D012867:Skin / Q000166:cytology* / Q000473:pathology; D013194:Staining and Labeling