the ultrastructure and enzyme biochemistry of choroid plexus epithelial cells are considered , together with the histochemistry of the following enzymes : alkaline and acid phosphatase , mg2+-atpase , na+ , k+-atpase , glucose-6-phosphatase , thiamine pyrophosphatase , adenylate cyclase , carbonic anhydrase , oxidoreductase , esterase , several hydrolases , and other enzymes .
C0014894
esterase
C0020289
hydrolases