| 摘要 |
A milk xanthine oxidase active enzyme concentrate having an average protein to flavin ratio as measured by E280nm for protein and E450nm for flavin of 2.0 to 4.1, one symmetric peak by ion-exchange gel chromatography, and shows a single protein band by polyacrylamide disc gel electrophoresis. The xanthine oxidase is not denatured.
|
