2024
Traumatic brain injury disrupts state-dependent functional cortical connectivity in a mouse model
Bottom-Tanzer S, Corella S, Meyer J, Sommer M, Bolaños L, Murphy T, Quiñones S, Heiney S, Shtrahman M, Whalen M, Oren R, Higley M, Cardin J, Noubary F, Armbruster M, Dulla C. Traumatic brain injury disrupts state-dependent functional cortical connectivity in a mouse model. Cerebral Cortex 2024, 34: bhae038. PMID: 38365273, PMCID: PMC11486687, DOI: 10.1093/cercor/bhae038.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAnimalsBrain InjuriesBrain Injuries, TraumaticCerebral CortexCognitionDisease Models, AnimalHumansMiceConceptsControlled cortical impactTraumatic brain injuryFunctional connectivityDisrupted functional connectivityAssociated with improved cognitionReduced theta powerBrain injuryHuman TBI patientsModel of traumatic brain injuryBehavioral state-dependent changesNetwork connectivity changesFunctional cortical connectivityBrain regionsTheta powerConnectivity changesState-dependent changesCortical impactPeriods of locomotionCortical connectivityTBI patientsRodent modelsECoG activityMotor dysfunctionCortexInjured cortex
2015
Optogenetic stimulation of cholinergic brainstem neurons during focal limbic seizures: Effects on cortical physiology
Furman M, Zhan Q, McCafferty C, Lerner BA, Motelow JE, Meng J, Ma C, Buchanan GF, Witten IB, Deisseroth K, Cardin JA, Blumenfeld H. Optogenetic stimulation of cholinergic brainstem neurons during focal limbic seizures: Effects on cortical physiology. Epilepsia 2015, 56: e198-e202. PMID: 26530287, PMCID: PMC4679683, DOI: 10.1111/epi.13220.Peer-Reviewed Original ResearchConceptsFocal limbic seizuresLimbic seizuresCortical functionBrainstem neuronsCortical dysfunctionFocal temporal lobe seizuresOptogenetic stimulationCortical slow-wave activityDepressed cortical functionSubcortical cholinergic neuronsTemporal lobe seizuresLoss of consciousnessPedunculopontine tegmental nucleusAnesthetized rat modelSlow wave activityCortical gamma activitySleep-like stateCholinergic neuronsFocal seizuresArousal networkCholinergic stimulationTegmental nucleusRat modelCortical physiologySeizures