Reliance on habits at the expense of goal-directed control following dopamine precursor depletion
de Wit S, Standing HR, DeVito EE, Robinson OJ, Ridderinkhof KR, Robbins TW, Sahakian BJ. Reliance on habits at the expense of goal-directed control following dopamine precursor depletion. Psychopharmacology 2011, 219: 621-631. PMID: 22134475, PMCID: PMC3249188, DOI: 10.1007/s00213-011-2563-2.Peer-Reviewed Original ResearchConceptsDopamine functionOutcome devaluation testRecent animal studiesGoal-directed action controlRole of dopamineStimulus-response habitsPlacebo groupDietary interventionHabitual controlTyrosine depletionHealthy volunteersDietary phenylalanineAnimal studiesFemale volunteersStimulus-response learningAction controlGoal-directed actionsDopamineSubject comparisonsVolunteersOutcomesGender differencesRewarding outcomesInitial learning phaseGoal-directed control