the disaggregation of brain polysomes which is produced by giving large doses of ( l ) -dopa to rats is not reproduced by administering its metabolite , 3-o-methyldopa , by giving d-dopa , which also depletes the brain of s-adenosylmethionine but is not converted to catecholamines , or by giving the l-dopa after a decarboxylase inhibitor .
C0023570
l
C0013023
dopa