HE POSSIBILITY OF 1)ETERMINING QUANTITATIVF LY some products of tryptophan metabolism (1) has been examined previously by one of the authors. Paper chromatography was used as a tool for the separation of kynurenine, 3-hydroxykynurenine, anthranilic, 3-hydroxyanthranilic, kynurenic, and xanthurenic acids. The purpose of this paper is to report on the quantitative determination of these products ...

Alcohol Withdrawal Heactions in Mice: Effects of Drugs That Modify Neurotrausmission. DORA B. CoLDSTEIN 1 1)iurnal lihythni in Behavioral Effects of Methamphetamine, p-Chloromethamphetamine and Scopolamine. HUGH L. EV. NS,WILLIAM B. UHISELLI AND ROBERTA. PATTON 10 Comparable Behavior Maintained under Fixed-Ratio and Second-Order Schedules of Food Presentation, Cocaine Injection or d-Amphetamine...

Alcohol Withdrawal Heactions in Mice: Effects of Drugs That Modify Neurotrausmission. DORA B. CoLDSTEIN 1 1)iurnal lihythni in Behavioral Effects of Methamphetamine, p-Chloromethamphetamine and Scopolamine. HUGH L. EV. NS,WILLIAM B. UHISELLI AND ROBERTA. PATTON 10 Comparable Behavior Maintained under Fixed-Ratio and Second-Order Schedules of Food Presentation, Cocaine Injection or d-Amphetamine...

background: due to the increasing pollution of water resources, this study was carried out for evaluation of water quality pollution indices for monitoring of heavy metals (as, zn, pb and cu) contamination in ghahavand plain, hamadan province, western iran during spring and summer 2012. methods: totally, 20 ground water wells were chosen randomly. the samples were filtered (0.45 μm) and maintai...

this study was performed to explore the presence of heavy metals in some popular herbal medicines of the iranian market. primarily, this study was planned to do the task by the usp method. in the second step, those plants which contained more than 10 ppm of total heavy metals were analyzed by atomic absorption method. in this study, 43 popular herbal medicines were investigated according to the...

background: suicide is a problem worldwide and occupation is an important risk factor. in the last decade, 55 200 deaths in the us were attributed to occupational risk factors. objective: to determine if toxic metal exposure was associated with suicide risk among paducah gaseous diffusion plant (pgdp) workers. methods: we assembled a cohort of 6820 nuclear industry workers employed from 1952 to...

diabetes mellitus (dm) is a metabolic disorder resulting from a defect in insulin secretion, insulin action or both. despite the fact that it has a worldwide high prevalence, morbidity and mortality, it is regarded as a non–curable but controllable disease. in addition to different synthetic drugs, plant remedies and dietary traditions play an effective role in treatment. teucrium polium l. is ...