after administration of l [ g-3h ] tryptophan ( 25 microci , s.c. ) , clonazepam ( 4 mg/kg ) , diazepam ( 32 mg/kg , i.p . ) , chlordiazepoxide ( 40 mg/kg ) or diphenylhydantoin ( 40 mg/kg ) , but not carbamazepine ( 50 mg/kg ) , flurazepam ( 40 mg/kg ) or phenobarbitone ( 80 mg/kg ) , increased the content of labelled tryptophan in brain .
C0423896
content
C0006104
brain