2019
Predicting Ventral Striatal Activation During Reward Anticipation From Functional Connectivity at Rest
Mori A, Klöbl M, Okada G, Reed MB, Takamura M, Michenthaler P, Takagaki K, Handschuh PA, Yokoyama S, Murgas M, Ichikawa N, Gryglewski G, Shibasaki C, Spies M, Yoshino A, Hahn A, Okamoto Y, Lanzenberger R, Yamawaki S, Kasper S. Predicting Ventral Striatal Activation During Reward Anticipation From Functional Connectivity at Rest. Frontiers In Human Neuroscience 2019, 13: 289. PMID: 31507394, PMCID: PMC6718467, DOI: 10.3389/fnhum.2019.00289.Peer-Reviewed Original ResearchVentral striatumFunctional connectivityReward anticipationMonetary incentive delay taskResting-state functional connectivityIncentive delay taskVentral striatal activationFunctional magnetic resonanceTask-related activationDefault mode networkBrain functional networksMotivational salienceTask-free methodGain anticipationIndividual differencesDelay taskReward activationReward responsesStriatal activationMode networkFunctional networksRespective tasksTask implementationReward functionAnticipation
2017
Task-relevant brain networks identified with simultaneous PET/MR imaging of metabolism and connectivity
Hahn A, Gryglewski G, Nics L, Rischka L, Ganger S, Sigurdardottir H, Vraka C, Silberbauer L, Vanicek T, Kautzky A, Wadsak W, Mitterhauser M, Hartenbach M, Hacker M, Kasper S, Lanzenberger R. Task-relevant brain networks identified with simultaneous PET/MR imaging of metabolism and connectivity. Brain Structure And Function 2017, 223: 1369-1378. PMID: 29134288, PMCID: PMC5869947, DOI: 10.1007/s00429-017-1558-0.Peer-Reviewed Original ResearchConceptsTask performanceBrain networksFunctional connectivityTask-relevant brain networksBrain regionsSimple task performanceDefault mode networkHuman brain functionResting-state networksTask-specific changesCognitive tasksMode networkFunctional MRICertain brain regionsWhite matter microstructureEntire brain networkGlucose metabolismRecent methodological advancementsBrain functionTaskYields important insightsCertain tasksRight fingerMethodological advancementsMotor cortex