Journal article

The relationship between impulsive choice and impulsive action: A cross-species translational study

N Broos, L Schmaal, J Wiskerke, L Kostelijk, T Lam, N Stoop, L Weierink, J Ham, EJC de Geus, ANM Schoffelmeer, W van den Brink, DJ Veltman, TJ de Vries, T Pattij, AE Goudriaan

Plos One | PUBLIC LIBRARY SCIENCE | Published : 2012

Open access

Abstract

Maladaptive impulsivity is a core symptom in various psychiatric disorders. However, there is only limited evidence available on whether different measures of impulsivity represent largely unrelated aspects or a unitary construct. In a cross-species translational study, thirty rats were trained in impulsive choice (delayed reward task) and impulsive action (five-choice serial reaction time task) paradigms. The correlation between those measures was assessed during baseline performance and after pharmacological manipulations with the psychostimulant amphetamine and the norepinephrine reuptake inhibitor atomoxetine. In parallel, to validate the animal data, 101 human subjects performed analogo..

View full abstract

University of Melbourne Researchers