the effects of phenylalanine and its metabolic derivatives ( phenylacetate , phenylethylamine , phenyl-lactate , o-hydroxyphenylacetate and phenylpyruvate ) on the activity of lactate dehydrogenase ( ec 1.1.1.27 ) , malate dehydrogenase ( ec 1.1.1.37 ) and 3-hydroxybutyrate dehydrogenase ( ec 1.1.1.30 ) in rat liver have been also investigated .
C0024544
malate dehydrogenase
C0030016
ec 1