2024
Functionally refined encoding of threat memory by distinct populations of basal forebrain cholinergic projection neurons
Rajebhosale P, Ananth M, Kim R, Crouse R, Jiang L, López-Hernández G, Zhong C, Arty C, Wang S, Jone A, Desai N, Li Y, Picciotto M, Role L, Talmage D. Functionally refined encoding of threat memory by distinct populations of basal forebrain cholinergic projection neurons. ELife 2024, 13: e86581. PMID: 38363713, PMCID: PMC10928508, DOI: 10.7554/elife.86581.Peer-Reviewed Original ResearchBasolateral amygdalaCholinergic neuronsThreatening stimuliMemory recallPredator odorDefensive behaviorResponse to predator odorBasal forebrain cholinergic projection neuronsBasal forebrain of micePosterior substantia innominataForebrain of miceSource of cholinergic inputCholinergic basal forebrainIncreased intrinsic excitabilityCholinergic projection neuronsThreat memoryFoot shockAversive stimuliChemogenetic silencingCholinergic inputSubstantia innominataPopulation of cholinergic neuronsNucleus basalisIntrinsic excitabilityProjection neurons
2022
ACh signaling modulates activity of the GABAergic signaling network in the basolateral amygdala and behavior in stress-relevant paradigms
Mineur YS, Mose TN, Maibom KL, Pittenger ST, Soares AR, Wu H, Taylor SR, Huang Y, Picciotto MR. ACh signaling modulates activity of the GABAergic signaling network in the basolateral amygdala and behavior in stress-relevant paradigms. Molecular Psychiatry 2022, 27: 4918-4927. PMID: 36050437, PMCID: PMC10718266, DOI: 10.1038/s41380-022-01749-7.Peer-Reviewed Original ResearchConceptsBasolateral amygdalaBLA neuronsBalance of inhibitoryHuman mood disordersLight-dark boxGABA interneuronsPV neuronsVIP neuronsCalmodulin-dependent protein kinase IIMale miceACh levelsMood disordersTail suspensionNeuronal activityNeuron subtypesAcetylcholineChronic stressInhibitory signalingBalance of activityHomeostatic functionsBLA activityStress-induced changesNeuronsSocial defeatProtein kinase II
2020
Acetylcholine is released in the basolateral amygdala in response to predictors of reward and enhances learning of cue-reward contingency
Crouse RB, Kim K, Batchelor HM, Girardi EM, Kamaletdinova R, Chan J, Rajebhosale P, Pittenger ST, Role LW, Talmage DA, Jing M, Li Y, Gao XB, Mineur YS, Picciotto MR. Acetylcholine is released in the basolateral amygdala in response to predictors of reward and enhances learning of cue-reward contingency. ELife 2020, 9: e57335. PMID: 32945260, PMCID: PMC7529459, DOI: 10.7554/elife.57335.Peer-Reviewed Original ResearchConceptsBasolateral amygdalaCue-reward learningActivity of neuronsReward-related eventsNucleus basalisBLA responsesACh levelsPredictors of rewardTerminal fibersNeuron activityReward-predictive cuesCalcium indicatorsAChNeutral cuesEmotional stimuliAversive stimuliReward retrievalTask acquisitionAmygdalaSalient eventsMiceACh sensorTerminal activityQuick acquisitionCues
2015
Multiple Nicotinic Acetylcholine Receptor Subtypes in the Mouse Amygdala Regulate Affective Behaviors and Response to Social Stress
Mineur YS, Fote GM, Blakeman S, Cahuzac EL, Newbold SA, Picciotto MR. Multiple Nicotinic Acetylcholine Receptor Subtypes in the Mouse Amygdala Regulate Affective Behaviors and Response to Social Stress. Neuropsychopharmacology 2015, 41: 1579-1587. PMID: 26471256, PMCID: PMC4832019, DOI: 10.1038/npp.2015.316.Peer-Reviewed Original ResearchConceptsDepression-like behaviorBasolateral amygdalaΑ7 nAChRsCholinergic signalingMultiple nicotinic acetylcholine receptor subtypesNon-selective nAChR antagonist mecamylamineNicotinic acetylcholine receptor activityNicotinic acetylcholine receptor subtypesStress-mediated behaviorsAntidepressant-like effectsAcetylcholine receptor activityC-Fos immunoreactivityNAChR antagonist mecamylamineAcetylcholine receptor subtypesEffects of nicotineMajor depressive disorderSocial defeat stressAnxiety-like behaviorPre-clinical studiesHuman clinical trialsModels of anxietyMouse behavioral modelsHypercholinergic stateAntagonist mecamylamineLocal infusion
2007
Cytisine, a partial agonist of high-affinity nicotinic acetylcholine receptors, has antidepressant-like properties in male C57BL/6J mice
Mineur YS, Somenzi O, Picciotto MR. Cytisine, a partial agonist of high-affinity nicotinic acetylcholine receptors, has antidepressant-like properties in male C57BL/6J mice. Neuropharmacology 2007, 52: 1256-1262. PMID: 17320916, PMCID: PMC1959230, DOI: 10.1016/j.neuropharm.2007.01.006.Peer-Reviewed Original ResearchConceptsAntidepressant-like effectsAntidepressant-like propertiesAntidepressant efficacyNicotinic acetylcholine receptorsPartial agonistBasolateral amygdalaAcetylcholine receptorsHigh-affinity nicotinic acetylcholine receptorsC-Fos immunoreactivityNovel antidepressant drugsC-fos expressionPotential neurobiological correlatesAlpha3/Classical antidepressantsAntidepressant drugsRodent modelsImmunohistochemical analysisNeuronal activityAnimal modelsFull agonistAgonistsNeuronal systemsEfficacyNeurobiological correlatesCytisine