human leukocytes contain a peroxidase fraction soluble in 0.1 m phosphate buffer and an insoluble peroxidase component with 10 -- 15 times higher specific activity which can be extracted by 0.1 m phosphate buffer + 0.2 % triton x-100 + 0.2 % sodium taurocholate and sonication .
C0086418
human
C0027021
peroxidase