Subcortical intelligence: Caudate volume predicts IQ in healthy adults
Grazioplene R, Ryman S, Gray J, Rustichini A, Jung R, DeYoung C. Subcortical intelligence: Caudate volume predicts IQ in healthy adults. Human Brain Mapping 2014, 36: 1407-1416. PMID: 25491047, PMCID: PMC6869035, DOI: 10.1002/hbm.22710.Peer-Reviewed Original ResearchConceptsCaudate volumeDopamine receptor availabilityHealthy adultsAttentional functionsVerbal abilityLarge independent samplesIQTotal brain volumeSubcortical structuresIndependent samplesIntelligenceBilateral caudate volumesCaudate morphologyBrain volumeReceptor availabilityPositive associationCaudate nucleusAdultsSignificant positive correlationLearningCaudatePositive correlationAssociation