the effects of clofibrate administration ( 200 mg/kg , po ) on somatic growth , plasma levels of lipids , tryptophan , growth hormone ( gh ) , and prolactin ( prl ) , as well as on brain concentrations of tryptophan and 5-hydroxytryptamine ( 5-ht ) were studied in prepubertal male rats .
C0006104
brain
C0086045
concentrations