histochemical methods were used for the demonstration of activity of the following intracellular oxidative enzymes , unstudied hitherto , in the epithelial cells of the endostyle of the river lampre ( lampertr aluviatilis l. ) ammocoetes : reduced nad dehydrogenase ( nadd ) , lactate dehydrogenase ( ld ) , cytochrome oxidase ( co ) , succinate dehydrogenase ( sd ) , alpha-glycerophosphate dehydrogenase ( alphagpd ) and glucose-6-phosphate dehydrogenase ( g6pd ) .
C0030016
dehydrogenase
C0022917
lactate dehydrogenase