the cytoenzymologic explorations have shown the necessity of determining the activity of certain enzymes such as acid phosphatases , beta-glucuronidase , aryl-sulphatase , succin-dehydrogenase ( sdh ) , lactic and malate dehydrogenases ( ldh and mdh ) , glucose-6-phosphate-dehydrogenase ( g-6-pd ) , dna- and rna-polymerases , certain proteases , dihydrofolate-reductase , a.o .
C0030016
dehydrogenase
C0024544
malate dehydrogenases