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A group of 51 healthy elderly volunteer subjects participated in a 3- to 6-year longitudinal study of basal cortisol levels. Once per year basal cortisol levels were examined using hourly sampling over a 24-h period. Analyses of three cortisol measures (last measure obtained, mean cortisol levels across years, and the cortisol slope) revealed that the slope of the regression line measuring cortisol...
Recent studies performed with depressed patients and normal subjects suggest that corticosteroids may alter dopaminergic activity. We measured the time course of the interaction between corticosteroid and plasma homovanillic acid (HVA) levels in 10 young healthy subjects after the administration of 2 mg of dexamethasone in session 1 and after the administration of 4.5 g of metyrapone in session 2...
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