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
2014
Miniature Neurotransmission Regulates Drosophila Synaptic Structural Maturation
Choi BJ, Imlach WL, Jiao W, Wolfram V, Wu Y, Grbic M, Cela C, Baines RA, Nitabach MN, McCabe BD. Miniature Neurotransmission Regulates Drosophila Synaptic Structural Maturation. Neuron 2014, 82: 618-634. PMID: 24811381, PMCID: PMC4022839, DOI: 10.1016/j.neuron.2014.03.012.Peer-Reviewed Original ResearchConceptsSynaptic terminal growthMiniature neurotransmissionStructural maturationSingle synaptic vesiclesExchange factorDevelopmental roleRac1 GTPaseEssential functionsMiniature eventsSynaptic vesiclesSynapse maturationMiniature postsynaptic potentialsTerminal growthMaturationTranssynaptic processSmall amplitude eventsPostsynaptic potentialsGlutamatergic synapsesPresynaptic neuronsChemical synapseNeurotransmissionGTPaseVesiclesGuanineSynapses