2021
microRNA-33 maintains adaptive thermogenesis via enhanced sympathetic nerve activity
Horie T, Nakao T, Miyasaka Y, Nishino T, Matsumura S, Nakazeki F, Ide Y, Kimura M, Tsuji S, Rodriguez RR, Watanabe T, Yamasaki T, Xu S, Otani C, Miyagawa S, Matsushita K, Sowa N, Omori A, Tanaka J, Nishimura C, Nishiga M, Kuwabara Y, Baba O, Watanabe S, Nishi H, Nakashima Y, Picciotto MR, Inoue H, Watanabe D, Nakamura K, Sasaki T, Kimura T, Ono K. microRNA-33 maintains adaptive thermogenesis via enhanced sympathetic nerve activity. Nature Communications 2021, 12: 843. PMID: 33594062, PMCID: PMC7886914, DOI: 10.1038/s41467-021-21107-5.Peer-Reviewed Original ResearchConceptsSympathetic nerve activityAdaptive thermogenesisNerve activityCre miceMiR-33Brown adipose tissue thermogenesisDBH-positive neuronsMiR-33 levelsGABAergic inhibitory neurotransmissionSympathetic nerve toneCentral neural circuitsAdipose tissue thermogenesisGamma-aminobutyric acidDBH-positive cellsMiR-33 deficiencyWhole-body metabolismCold-induced thermogenesisInhibitory neurotransmissionBAT thermogenesisTissue thermogenesisReceptor subunit genesNeural circuitsAdaptive defense mechanismsThermogenesisMice
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 acquisitionCuesImpaired hypocretin/orexin system alters responses to salient stimuli in obese male mice
Tan Y, Hang F, Liu ZW, Stoiljkovic M, Wu M, Tu Y, Han W, Lee AM, Kelley C, Hajos M, Lu L, de Lecea L, de Araujo I, Picciotto M, Horvath TL, Gao XB. Impaired hypocretin/orexin system alters responses to salient stimuli in obese male mice. Journal Of Clinical Investigation 2020, 130: 4985-4998. PMID: 32516139, PMCID: PMC7456212, DOI: 10.1172/jci130889.Peer-Reviewed Original ResearchConceptsHcrt cellsObese miceDiet-induced obese miceObese male miceExcessive energy intakeNeuropeptide hypocretin/orexinHypocretin/orexinHcrt neuronsMale miceHcrt systemClinical studiesCommon causeSynaptic transmissionObese animalsEnergy intakeAcute stressCognitive functionSalient stimuliAlters responsesExact mechanismMiceHomeostatic regulationNeuronal networksBehavioral changesNeurons
2017
Menthol disrupts nicotine’s psychostimulant properties in an age and sex-dependent manner in C57BL/6J mice
Fait BW, Thompson DC, Mose TN, Jatlow P, Jordt SE, Picciotto MR, Mineur YS. Menthol disrupts nicotine’s psychostimulant properties in an age and sex-dependent manner in C57BL/6J mice. Behavioural Brain Research 2017, 334: 72-77. PMID: 28743602, PMCID: PMC5580257, DOI: 10.1016/j.bbr.2017.07.027.Peer-Reviewed Original ResearchConceptsAdult male miceNicotine intakeMale micePsychostimulant effectsPsychostimulant propertiesHome cage locomotor activitySex-dependent mannerSex-dependent mechanismsBlood levelsAdolescent miceFemale miceLocomotor stimulationLocomotor activityNicotine sensitivityAge groupsE-cigarettesMiceIntakeSignificant decreaseNicotineAgeSexBehavioral changesAdultsSpecific mechanisms
2016
Menthol decreases oral nicotine aversion in C57BL/6 mice through a TRPM8-dependent mechanism
Fan L, Balakrishna S, Jabba SV, Bonner PE, Taylor SR, Picciotto MR, Jordt SE. Menthol decreases oral nicotine aversion in C57BL/6 mice through a TRPM8-dependent mechanism. Tobacco Control 2016, 25: ii50. PMID: 27698211, PMCID: PMC5496986, DOI: 10.1136/tobaccocontrol-2016-053209.Peer-Reviewed Original ResearchConceptsSmokeless tobacco productsWild-type miceOral nicotineC57BL/6 miceTobacco productsNicotine aversionAversive effectsTwo-bottle choice drinkingTrigeminal sensory neuronsEffect of mentholProduct useMenthol concentrationOral mentholSensory neuronsAversive concentrationsMenthol receptorOral cavityMenthol effectsRespiratory irritationMiceNicotineTRPM8Oral irritantsIrritantsAversive taste
2012
Nicotine-taking and nicotine-seeking in C57Bl/6J mice without prior operant training or food restriction
Yan Y, Pushparaj A, Gamaleddin I, Steiner RC, Picciotto MR, Roder J, Le Foll B. Nicotine-taking and nicotine-seeking in C57Bl/6J mice without prior operant training or food restriction. Behavioural Brain Research 2012, 230: 34-39. PMID: 22326373, PMCID: PMC3310267, DOI: 10.1016/j.bbr.2012.01.042.Peer-Reviewed Original ResearchConceptsNose-poke behaviorPrior operant trainingFood restrictionDose-response curveNicotine-seeking behaviorC57BL/6J miceIntermittent footshockFlat dose-response curveNaive C57BL/6J miceInjections of nicotineOperant trainingNicotine self-administration paradigmSelf-administration paradigmCue presentationSelf-administered salineNicotine groupNicotine reinforcementLight cue presentationPriming injectionsFR2 scheduleSecond consecutive dayConsecutive daysMiceDaily sessionsNicotine
2010
Locomotion and Self-Administration Induced by Cocaine in 129/OlaHsd Mice Lacking Galanin
Brabant C, Kuschpel AS, Picciotto MR. Locomotion and Self-Administration Induced by Cocaine in 129/OlaHsd Mice Lacking Galanin. Behavioral Neuroscience 2010, 124: 828-838. PMID: 21038934, PMCID: PMC3058554, DOI: 10.1037/a0021221.Peer-Reviewed Original ResearchConceptsGal KO miceCocaine-induced hyperactivityGalanin receptor agonistCocaine-induced hyperlocomotionSpontaneous motor activityGalanin knockout miceEffects of cocaineDrug takersDoses of cocaineDrugs of abuseSelf-administer cocaineGalanin systemReceptor agonistLocomotor effectsKnockout miceGalaninIntravenous cocaineMotor activityFixed ratio scheduleSelf-AdministrationGenetic deletionMiceCocaineDifferent schedulesRatio scheduleOral nicotine consumption does not affect maternal care or early development in mice but results in modest hyperactivity in adolescence
Heath CJ, Horst NK, Picciotto MR. Oral nicotine consumption does not affect maternal care or early development in mice but results in modest hyperactivity in adolescence. Physiology & Behavior 2010, 101: 764-769. PMID: 20826170, PMCID: PMC2975773, DOI: 10.1016/j.physbeh.2010.08.021.Peer-Reviewed Original ResearchConceptsNicotine administrationMaternal behaviorNeuropharmacological effectsSignificant between-group differencesDrinking water administrationNicotine-exposed micePostnatal weight gainBetween-group differencesOral nicotine consumptionPersistent behavioral alterationsExposure-induced changesNursing miceTransient hyperactivityDrinking waterNicotine exposureEffects of exposureC57BL/6J miceHuman smokingBehavioral alterationsNicotine consumptionPassive nursingWeight gainMiceAdministrationMaternal careModulation of ethanol consumption by genetic and pharmacological manipulation of nicotinic acetylcholine receptors in mice
Kamens HM, Andersen J, Picciotto MR. Modulation of ethanol consumption by genetic and pharmacological manipulation of nicotinic acetylcholine receptors in mice. Psychopharmacology 2010, 208: 613-626. PMID: 20072781, PMCID: PMC2901400, DOI: 10.1007/s00213-009-1759-1.Peer-Reviewed Original ResearchConceptsEffects of vareniclineEthanol consumptionNicotinic acetylcholine receptorsEthanol intakeAcetylcholine receptorsPharmacological manipulationΒ2 subunitRole of nAChRsTwo-bottle choice paradigmWild-type micePartial agonist vareniclineSubunit knockout miceMesolimbic dopamine systemNicotinic controlVarenicline doseAlcohol drinkingAgonist vareniclineKnockout miceDopamine systemNicotine responseChallenge studiesVareniclineNAChRsReceptor subunitsMice
2008
Knockout of STriatal enriched protein tyrosine phosphatase in mice results in increased ERK1/2 phosphorylation
Venkitaramani DV, Paul S, Zhang Y, Kurup P, Ding L, Tressler L, Allen M, Sacca R, Picciotto MR, Lombroso PJ. Knockout of STriatal enriched protein tyrosine phosphatase in mice results in increased ERK1/2 phosphorylation. Synapse 2008, 63: 69-81. PMID: 18932218, PMCID: PMC2706508, DOI: 10.1002/syn.20608.Peer-Reviewed Original ResearchConceptsSTEP knockout miceStriatal enriched protein tyrosine phosphataseKnockout miceWild-type miceERK1/2 activityHomozygous knockout miceBrain-specific proteinsExtracellular signal-regulated kinase1/2Wild-type controlsCA2 regionKO miceSTEP protein levelsLateral nucleusCytoarchitectural abnormalitiesSynaptic stimulationCultured neuronsSynaptic plasticityMice resultsHeterozygous miceMiceERK1/2 phosphorylationProtein tyrosine phosphataseProtein levelsSex differences in anxiety-like behavior and locomotor activity following chronic nicotine exposure in mice
Caldarone BJ, King SL, Picciotto MR. Sex differences in anxiety-like behavior and locomotor activity following chronic nicotine exposure in mice. Neuroscience Letters 2008, 439: 187-191. PMID: 18524488, PMCID: PMC2491450, DOI: 10.1016/j.neulet.2008.05.023.Peer-Reviewed Original ResearchConceptsAnxiogenic-like responseChronic nicotineAnxiety-like behaviorLocomotor activationFemale miceLocomotor activityPsychostimulant propertiesChronic nicotine exposureFemale C57BL/6J miceSymptoms of anxietyNicotine variesNicotine exposureOverall incidenceC57BL/6J miceMale miceWildtype miceNicotine intakeNicotinic receptorsOpen armsHigh doseMiceNicotineAnxiety disordersBeta2 subunitBehavioral sensitivity
2007
Prolonged wakefulness induces experience-dependent synaptic plasticity in mouse hypocretin/orexin neurons
Rao Y, Liu ZW, Borok E, Rabenstein RL, Shanabrough M, Lu M, Picciotto MR, Horvath TL, Gao XB. Prolonged wakefulness induces experience-dependent synaptic plasticity in mouse hypocretin/orexin neurons. Journal Of Clinical Investigation 2007, 117: 4022-4033. PMID: 18060037, PMCID: PMC2104495, DOI: 10.1172/jci32829.Peer-Reviewed Original ResearchConceptsHypocretin/orexin neuronsLong-term potentiationOrexin neuronsGlutamatergic synapsesSynaptic plasticitySleep lossExperience-dependent synaptic plasticityDopamine D1 receptorsChronic sleep lossSleep-wake regulationModafinil treatmentLateral hypothalamusD1 receptorsSimilar potentiationBrain slicesNeuronal activityNeuronal circuitryDopamine systemNervous systemSynaptic strengthNeuronsPathological conditionsGentle handlingMiceWakefulness
2006
The Prototoxin lynx1 Acts on Nicotinic Acetylcholine Receptors to Balance Neuronal Activity and Survival In Vivo
Miwa JM, Stevens TR, King SL, Caldarone BJ, Ibanez-Tallon I, Xiao C, Fitzsimonds RM, Pavlides C, Lester HA, Picciotto MR, Heintz N. The Prototoxin lynx1 Acts on Nicotinic Acetylcholine Receptors to Balance Neuronal Activity and Survival In Vivo. Neuron 2006, 51: 587-600. PMID: 16950157, DOI: 10.1016/j.neuron.2006.07.025.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAge FactorsAnimalsAssociation LearningBrainCell SurvivalExcitatory Amino Acid AgonistsMembrane GlycoproteinsMembrane PotentialsMiceMice, Mutant StrainsMutationNerve DegenerationNeuronsNeuropeptidesNicotineNicotinic AgonistsPatch-Clamp TechniquesReceptors, NicotinicConceptsNicotinic acetylcholine receptorsNull mutant miceMutant miceAcetylcholine receptorsNeuronal activityNull mutationBiological processesLynx1Calcium levelsAgonist sensitivityReceptor desensitizationSynaptic efficacyMutationsAllosteric modulatorsDesensitization kineticsWide arrayNicotineVivoSpecific testsNAChRsMiceReceptorsSurvivalHyperactivationFunctionAntidepressant-Like Effects of Ceftriaxone in Male C57BL/6J Mice
Mineur YS, Picciotto MR, Sanacora G. Antidepressant-Like Effects of Ceftriaxone in Male C57BL/6J Mice. Biological Psychiatry 2006, 61: 250-252. PMID: 16860779, DOI: 10.1016/j.biopsych.2006.04.037.Peer-Reviewed Original ResearchConceptsAntidepressant-like effectsMajor depressive disorderUptake of glutamateBeta-lactam antibiotic agentsNovelty-suppressed feeding testExcessive glutamatergic neurotransmissionDepressive-like behaviorAntidepressant-like activityMale C57BL/6J miceTail suspension testNovelty-suppressed feedingCeftriaxone treatmentC57BL/6J miceGlutamatergic neurotransmissionDepressive disorderAntidepressant compoundsSuspension testMouse modelThree monthsCeftriaxoneAntibiotic agentsRecent evidenceMiceSimilar effectsFeeding testsInhibition of both α7* and β2* nicotinic acetylcholine receptors is necessary to prevent development of sensitization to cocaine-elicited increases in extracellular dopamine levels in the ventral striatum
Zanetti L, de Kerchove D’Exaerde A, Zanardi A, Changeux JP, Picciotto MR, Zoli M. Inhibition of both α7* and β2* nicotinic acetylcholine receptors is necessary to prevent development of sensitization to cocaine-elicited increases in extracellular dopamine levels in the ventral striatum. Psychopharmacology 2006, 187: 181-188. PMID: 16826402, DOI: 10.1007/s00213-006-0419-y.Peer-Reviewed Original ResearchConceptsExtracellular dopamine levelsDevelopment of sensitizationWild-type miceDopamine levelsVentral striatumCocaine-elicited increasesExtracellular DA levelsAdministration of cocaineDihydro-β-erythroidineAbility of cocaineNicotinic acetylcholine receptorsNicotine treatmentDA levelsNicotinic antagonistsRationaleSeveral studiesNeurochemical responsesConclusionsThese dataObjectivesThe current studySpecific antagonistNAChR blockadeAcetylcholine receptorsElicit increasesStriatumMiceSensitizationCocaine self-administration and locomotor sensitization are not altered in CART knockout mice
Steiner RC, Hsiung HM, Picciotto MR. Cocaine self-administration and locomotor sensitization are not altered in CART knockout mice. Behavioural Brain Research 2006, 171: 56-62. PMID: 16621045, DOI: 10.1016/j.bbr.2006.03.022.Peer-Reviewed Original ResearchConceptsKnockout miceLocomotor sensitizationCocaine-induced locomotor sensitizationAmphetamine-regulated transcriptEffects of psychostimulantsRange of dosesAcute cocaineBone resorptionAmphetamine injectionsNucleus accumbensIntravenous cocaineIntact animalsMiceCocaineSchedule of reinforcementInsulin regulationCART geneSensitizationWild-type siblingsPhysiological functionsRegulatory roleStriatumAccumbensPsychostimulantsRats
2005
β2-Subunit-containing nicotinic acetylcholine receptors are involved in nicotine-induced increases in conditioned reinforcement but not progressive ratio responding for food in C57BL/6 mice
Brunzell DH, Chang JR, Schneider B, Olausson P, Taylor JR, Picciotto MR. β2-Subunit-containing nicotinic acetylcholine receptors are involved in nicotine-induced increases in conditioned reinforcement but not progressive ratio responding for food in C57BL/6 mice. Psychopharmacology 2005, 184: 328-338. PMID: 16133126, DOI: 10.1007/s00213-005-0099-z.Peer-Reviewed Original ResearchConceptsNicotine exposureNicotinic acetylcholine receptorsFood-reinforced respondingAcetylcholine receptorsPrior nicotine exposureNicotine-induced increasesProgressive ratioNicotinic receptor subtypesEffects of nicotineWild-type miceProgressive ratio testC57BL/6 miceReceptor subtypesConclusionThese dataChronic exposureReinforcement testingMiceΒ2 subunitUnpaired presentationsExposureReceptorsApproach trainingPresentationPaired presentationsPrimary reinforcementGalR1, but not GalR2 or GalR3, levels are regulated by galanin signaling in the locus coeruleus through a cyclic AMP‐dependent mechanism
Hawes JJ, Brunzell DH, Wynick D, Zachariou V, Picciotto MR. GalR1, but not GalR2 or GalR3, levels are regulated by galanin signaling in the locus coeruleus through a cyclic AMP‐dependent mechanism. Journal Of Neurochemistry 2005, 93: 1168-1176. PMID: 15934937, PMCID: PMC1352153, DOI: 10.1111/j.1471-4159.2005.03105.x.Peer-Reviewed Original ResearchConceptsCAMP-dependent mannerKnockout micePhysiological functionsCREB phosphorylationProtein levelsGALR1 expressionCell linesGalanin knockout miceMRNA levelsCAMP levelsMouse brainCyclic AMP-dependent mechanismGalR3Important rolePhosphorylationGalR1GalR2ProteinNegative feedbackMiceExpressionLevelsNucleusCATHImpaired Synaptic Plasticity and Learning in Mice Lacking β-Adducin, an Actin-Regulating Protein
Rabenstein RL, Addy NA, Caldarone BJ, Asaka Y, Gruenbaum LM, Peters LL, Gilligan DM, Fitzsimonds RM, Picciotto MR. Impaired Synaptic Plasticity and Learning in Mice Lacking β-Adducin, an Actin-Regulating Protein. Journal Of Neuroscience 2005, 25: 2138-2145. PMID: 15728854, PMCID: PMC1352335, DOI: 10.1523/jneurosci.3530-04.2005.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsAvoidance LearningCalmodulin-Binding ProteinsConditioning, ClassicalCytoskeletonDendritesElectroshockFearFemaleFreezing Reaction, CatalepticGyrus CinguliHippocampusLearning DisabilitiesMaleMaze LearningMemory DisordersMiceMice, Inbred C57BLMice, KnockoutMice, Neurologic MutantsNerve Tissue ProteinsNeuronal PlasticityNucleus AccumbensRNA, MessengerConceptsBeta-adducinActin regulating proteinsCAMP-dependent mannerSynaptic plasticityActin cytoskeletonΒ-adducinCytoskeletal organizationPlasma membraneAdducinCellular mechanismsActivity-dependent synaptic plasticitySitu hybridizationPostsynaptic densityProteinPlasticitySpine morphologyImportant roleCytoskeletonSynaptic stimulationFamilyImpaired synaptic plasticityLong-term potentiationMiceMRNAHybridizationGalanin can attenuate opiate reinforcement and withdrawal
Picciotto MR, Hawes JJ, Brunzell DH, Zachariou V. Galanin can attenuate opiate reinforcement and withdrawal. Neuropeptides 2005, 39: 313-315. PMID: 15944028, DOI: 10.1016/j.npep.2004.12.001.Peer-Reviewed Original ResearchConceptsOpiate reinforcementGalanin receptor agonistAction of opiatesUseful therapeutic agentEndogenous galaninReceptor agonistGalaninKnockout miceBrain areasTransgenic miceBrain regionsBehavioral signsOpiate addictionTherapeutic agentsBody of dataAltered susceptibilityWithdrawalMiceReceptorsAgonistsOpiates