2021
Vagus nerve stimulation induces widespread cortical and behavioral activation
Collins L, Boddington L, Steffan P, McCormick D. Vagus nerve stimulation induces widespread cortical and behavioral activation. Current Biology 2021, 31: 2088-2098.e3. PMID: 33740425, DOI: 10.1016/j.cub.2021.02.049.Peer-Reviewed Original ResearchConceptsVagus nerve stimulationCalcium imagingNeuromodulatory systemsVagus nerve transectionAuditory cortical regionsWidefield calcium imagingArousal stateDose-dependent activationNerve transectionVNS effectsNerve stimulationExcitatory activityCortical axonsModulatory pathwaysExcitatory neuronsLight anesthesiaNeurological conditionsTherapeutic mechanismMouse modelStimulation inducesArousal state changesCortical activityCortical stateMotor activityCortical regions
2019
Movement and Performance Explain Widespread Cortical Activity in a Visual Detection Task
Salkoff D, Zagha E, McCarthy E, McCormick D. Movement and Performance Explain Widespread Cortical Activity in a Visual Detection Task. Cerebral Cortex 2019, 30: 421-437. PMID: 31711133, PMCID: PMC7029483, DOI: 10.1093/cercor/bhz206.Peer-Reviewed Original ResearchConceptsVisual detection taskSecondary motor cortexTask performanceTask-related movementsCortical activityMotor cortexDetection taskTask-independent processesOptimal task performanceWidespread cortical activityTask-related changesHead-fixed miceResponse choicesDorsal cortexOrofacial movementsNeural activityTrial variationLick responsesArousal stateTrial variabilityTarget trialsLick rateCortexCortical signalsTrials