2005
Functional dysconnectivity in schizophrenia associated with attentional modulation of motor function
Honey G, Pomarol-Clotet E, Corlett P, Honey R, Mckenna P, Bullmore E, Fletcher P. Functional dysconnectivity in schizophrenia associated with attentional modulation of motor function. Brain 2005, 128: 2597-2611. PMID: 16183659, PMCID: PMC3838931, DOI: 10.1093/brain/awh632.Peer-Reviewed Original ResearchConceptsCognitive dysmetria hypothesisPatient groupAnterior cingulateFunctional MRIContinuous performance taskFunctional dysconnectivitySchizophrenia patientsPositive symptomsNegative symptomsMedial superior frontal gyrusThalamo-cortical circuitsDistinct symptom profilesSupplementary motor areaCases of schizophreniaSuperior frontal gyrusFunctional imaging studiesTask-related connectivityGroups of subjectsIllness onsetControl subjectsFunctional deficitsMotor functionHealthy volunteersMotor areaFundamental abnormality
2004
On the Benefits of not Trying: Brain Activity and Connectivity Reflecting the Interactions of Explicit and Implicit Sequence Learning
Fletcher P, Zafiris O, Frith C, Honey R, Corlett P, Zilles K, Fink G. On the Benefits of not Trying: Brain Activity and Connectivity Reflecting the Interactions of Explicit and Implicit Sequence Learning. Cerebral Cortex 2004, 15: 1002-1015. PMID: 15537672, PMCID: PMC3838938, DOI: 10.1093/cercor/bhh201.Peer-Reviewed Original ResearchConceptsImplicit learningFunctional magnetic resonance imaging studyExplicit memory processesExpression of learningRight frontal activationLearning-related changesMedial temporal lobeMagnetic resonance imaging studyImplicit sequenceResonance imaging studyBrain basisFrontal activationNeural basisMemory processesSequence difficultyMotor sequenceBrain activityBehavioral experimentsTemporal lobeBehavioral effectsLearningExplicit attemptSubjective intentionAutomatic learningImaging studies