the specific activities of five glycohydrolases of lysosomal origin ( beta-n-acetylglucosaminidase , beta-glucuronidase , beta-galactosidase , alpha-mannosidase and alpha-fucosidase ) were measured in different types of primary and metastatic tumors of the human nervous system .
C0017976
glycohydrolases
C0016787
alpha-fucosidase