Various cell types in the adrenal medulla.
D000313:Adrenal Medulla / Q000166:cytology*; D000818:Animals; D002838:Chromaffin System / Q000166:cytology*; D004837:Epinephrine; D008854:Microscopy, Electron; D009638:Norepinephrine; D012911:Snakes
D009638:Norepinephrine; D004837:Epinephrine