↵3-150 COMT activity = pmol 4-hydroxy-3-methoxybenzoic acid formed per minute per mg protein.
↵3-160 A plasma volume of 10 μl or 50 μl was added to 12 units of a commercial preparation of COMT. COMT activity without plasma = 4.35 pmol 4-hydroxy-3-methoxybenzoic acid formed per minute.