2022
An incentive circuit for memory dynamics in the mushroom body of Drosophila melanogaster
Gkanias E, McCurdy LY, Nitabach MN, Webb B. An incentive circuit for memory dynamics in the mushroom body of Drosophila melanogaster. ELife 2022, 11: e75611. PMID: 35363138, PMCID: PMC8975552, DOI: 10.7554/elife.75611.Peer-Reviewed Original ResearchConceptsFlexible behavioral controlConditioning paradigmNeural mechanismsNegative reinforcementMemory acquisitionBehavioral controlMemory dynamicsExploration/exploitationDrosophila melanogasterPlasticity rulesMushroom bodiesComputational modellingAcquisitionMemorySpecific neuronsStimuliDifferent rolesParadigmDrosophilaMelanogasterInsectsShort termFindingsNeuronsDopaminergic
2021
Dopaminergic mechanism underlying reward-encoding of punishment omission during reversal learning in Drosophila
McCurdy LY, Sareen P, Davoudian PA, Nitabach MN. Dopaminergic mechanism underlying reward-encoding of punishment omission during reversal learning in Drosophila. Nature Communications 2021, 12: 1115. PMID: 33602917, PMCID: PMC7893153, DOI: 10.1038/s41467-021-21388-w.Peer-Reviewed Original ResearchConceptsDopaminergic neuronsCholinergic neuronsNeural circuit mechanismsCholinergic relayDopaminergic mechanismsSynaptic excitationSynaptic reconstructionSynaptic inputsVivo functional imagingCircuit mechanismsNeuronsAversive memoryFunctional imagingOdor responsesAversive outcomesReduced activationSuch activationCircuit motifsActivationOutcomesElectric shock punishmentSensory cuesUnexpected omissionShock punishmentBehavioral analysis
2015
Propagation of Homeostatic Sleep Signals by Segregated Synaptic Microcircuits of the Drosophila Mushroom Body
Sitaraman D, Aso Y, Jin X, Chen N, Felix M, Rubin GM, Nitabach MN. Propagation of Homeostatic Sleep Signals by Segregated Synaptic Microcircuits of the Drosophila Mushroom Body. Current Biology 2015, 25: 2915-2927. PMID: 26455303, PMCID: PMC4654684, DOI: 10.1016/j.cub.2015.09.017.Peer-Reviewed Original ResearchConceptsSynaptic microcircuitsDrosophila mushroom bodyKenyon cellsMushroom bodiesMB neuronsControl of sleepHomeostatic rebound sleepHomeostatic sleep regulationIncreases sleepRebound sleepSleep regulationMBONsSleep deprivationNeuron classesSleepSleep informationMemory centerSpecific functional connectionsFunctional connectionsNeuronsPhysiological approachDifferent populationsMicrocircuits
2014
Mushroom body output neurons encode valence and guide memory-based action selection in Drosophila
Aso Y, Sitaraman D, Ichinose T, Kaun KR, Vogt K, Belliart-Guérin G, Plaçais PY, Robie AA, Yamagata N, Schnaitmann C, Rowell WJ, Johnston RM, Ngo TT, Chen N, Korff W, Nitabach MN, Heberlein U, Preat T, Branson KM, Tanimoto H, Rubin GM. Mushroom body output neurons encode valence and guide memory-based action selection in Drosophila. ELife 2014, 3: e04580. PMID: 25535794, PMCID: PMC4273436, DOI: 10.7554/elife.04580.Peer-Reviewed Original Research