2019
Perinatal nicotine exposure impairs learning of a skilled forelimb reaching task in male but not female adult mice
Lee AM, Picciotto MR. Perinatal nicotine exposure impairs learning of a skilled forelimb reaching task in male but not female adult mice. Behavioural Brain Research 2019, 367: 176-180. PMID: 30959127, PMCID: PMC6481625, DOI: 10.1016/j.bbr.2019.04.007.Peer-Reviewed Original ResearchConceptsNicotine exposureSingle-pellet reaching taskMotor tasksCortical synaptic plasticityPerinatal nicotine exposureDevelopmental nicotine exposureGross motor functionNicotine-treated animalsNicotine-induced changesFemale adult miceSkilled motor taskGross motor performanceAdverse outcomesMotor cortexFemale miceMale miceMotor functionSkilled forelimbPreclinical studiesControl animalsAdult miceImpaired learningSynaptic plasticityFemale pupsMorphologic changes
2011
Plasticity of Prefrontal Attention Circuitry: Upregulated Muscarinic Excitability in Response to Decreased Nicotinic Signaling Following Deletion of α5 or β2 Subunits
Tian MK, Bailey CD, De Biasi M, Picciotto MR, Lambe EK. Plasticity of Prefrontal Attention Circuitry: Upregulated Muscarinic Excitability in Response to Decreased Nicotinic Signaling Following Deletion of α5 or β2 Subunits. Journal Of Neuroscience 2011, 31: 16458-16463. PMID: 22072695, PMCID: PMC3240894, DOI: 10.1523/jneurosci.3600-11.2011.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAconitineAge FactorsAnalysis of VarianceAnimalsAtropineDihydro-beta-ErythroidineIntracellular Signaling Peptides and ProteinsMaleMembrane PotentialsMiceMice, KnockoutNeuronal PlasticityNeuronsNeuropeptidesNeurotransmitter AgentsNicotineNicotinic AntagonistsOrexinsPatch-Clamp TechniquesPrefrontal CortexReceptors, MuscarinicReceptors, NicotinicSignal TransductionUp-RegulationConceptsLayer VI neuronsNicotinic receptorsCholinergic excitationCholinergic receptorsPrefrontal cortexExcitatory muscarinic receptorsPrefrontal attention circuitryMuscarinic cholinergic receptorsMuscarinic acetylcholine receptorsAcute brain slicesWild-type miceWhole-cell recordingsΒ2 subunitNicotinic receptor subunitsMedial prefrontal cortexPyramidal neuronsMuscarinic receptorsNicotinic signalingLayer VIAttention circuitryCholinergic stimulationBrain slicesNicotinic stimulationAcetylcholine receptorsTiming of excitation
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 testsNAChRsMiceReceptorsSurvivalHyperactivationFunction