2012
A large scale multivariate parallel ICA method reveals novel imaging–genetic relationships for Alzheimer's disease in the ADNI cohort
Meda SA, Narayanan B, Liu J, Perrone-Bizzozero NI, Stevens MC, Calhoun VD, Glahn DC, Shen L, Risacher SL, Saykin AJ, Pearlson GD. A large scale multivariate parallel ICA method reveals novel imaging–genetic relationships for Alzheimer's disease in the ADNI cohort. NeuroImage 2012, 60: 1608-1621. PMID: 22245343, PMCID: PMC3312985, DOI: 10.1016/j.neuroimage.2011.12.076.Peer-Reviewed Original ResearchMeSH KeywordsAgedAlzheimer DiseaseBrainCanadaCohort StudiesData Interpretation, StatisticalFemaleGenetic Predisposition to DiseaseHumansMagnetic Resonance ImagingMaleMultivariate AnalysisPolymorphism, Single NucleotidePrevalencePrincipal Component AnalysisReproducibility of ResultsSensitivity and SpecificityUnited StatesConceptsLate-onset Alzheimer's diseaseMagnetic resonance imagingAlzheimer's diseaseOnset Alzheimer's diseaseAlzheimer's Disease Neuroimaging Initiative (ADNI) cohortElderly healthy controlsAmnestic mild cognitive impairmentDifferent brain regionsMild cognitive impairmentStructural MRI scansHealthy controlsCardiovascular diseaseInitiative cohortMRI scansPathologic processesCognitive impairmentResonance imagingBrain regionsSingle nucleotide polymorphism (SNP) variantsCaucasian adultsSubject cohortDiseasePhysiologic pathwaysCohortPolymorphism variants
2005
Abnormal hemodynamics in schizophrenia during an auditory oddball task
Kiehl KA, Stevens MC, Celone K, Kurtz M, Krystal JH. Abnormal hemodynamics in schizophrenia during an auditory oddball task. Biological Psychiatry 2005, 57: 1029-1040. PMID: 15860344, PMCID: PMC2771438, DOI: 10.1016/j.biopsych.2005.01.035.Peer-Reviewed Original ResearchConceptsAuditory oddball taskHealthy participantsOddball taskThree-stimulus auditory oddball taskDiffuse brain abnormalitiesHealthy control subjectsNovelty processingWidespread pathologic processCerebral areasControl subjectsBrain abnormalitiesMagnetic resonance imaging dataAbnormal hemodynamicsPathologic processesSchizophrenia patientsParietal cortexCognitive functionHeterogeneous disorderCerebellar circuitsSchizophreniaAbnormalitiesSignificant activationSubcortical systemsFunctional magnetic resonance imaging (fMRI) dataPatients