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Platelet MAO activity in posttraumatic stress disorder

Published Online:https://doi.org/10.1176/ajp.142.11.1341

Platelet monoamine oxidase (MAO) activity was assessed in 23 patients with posttraumatic stress disorder and 19 age-matched male control subjects. An overall significantly lower MAO activity was observed in the posttraumatic stress disorder group. When the group was divided into those with and those without a history of alcohol abuse, only the former group differed significantly from control subjects. The heuristic importance of these findings is discussed.

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