adenosine deaminase ( ada , e.c.3.5.4.4 ) activity was released in higher proportion than guanine deaminase , purine nucleoside phosphorylase ( pnp , e.c.2.1.2.4 ) , 5'-nucleotidase ( 5 ' n , e.c.3.1.3.5 ) , and lactate ( ldh , e.c . 1.1.1.27 ) and malate ( mdh , e.c . 1.1.1.37 ) dehydrogenase in press-juices of rat brain .
C0022917
ldh
C0030016
dehydrogenase