OBA_2043976 (level of 5,6-dihydroxyindole-2-carboxylic acid oxidase in blood serum) is the amount of a 5,6-dihydroxyindole-2-carboxylic acid oxidase when measured in blood serum. Also known as: blood serum 5,6-dihydroxyindole-2-carboxylic acid oxidase amount.