since p , p'-ddt-induced myoclonus is ameliorated by serotonin agonists and aggravated by serotonin antagonists , the effect of p , p'-ddt on serotonin metabolism in rat brain was examined . p , p'-ddt ( 600 mg/kg intragastrically ) elevated plasma tryptophan as well as tryptophan and 5-hydroxyindoleacetic acid concentrations in all seven regional areas of the brain assayed .
C0086045
concentrations
C0006104
brain