Cells in the adrenal medulla and also the kidney, ovary, testis, heart, and gastrointestinal tract. Similar cell types are found in the carotid and aortic bodies. In the adrenal medulla, these cells produce epinephrine.
An epinephrine-containing cell of the adrenal medulla whose granules stain brown when cells are stained with a fluid containing potassium bichromate.