2024
Slow and fast cortical cholinergic arousal is reduced in a mouse model of focal seizures with impaired consciousness
Sieu L, Singla S, Liu J, Zheng X, Sharafeldin A, Chandrasekaran G, Valcarce-Aspegren M, Niknahad A, Fu I, Doilicho N, Gummadavelli A, McCafferty C, Crouse R, Perrenoud Q, Picciotto M, Cardin J, Blumenfeld H. Slow and fast cortical cholinergic arousal is reduced in a mouse model of focal seizures with impaired consciousness. Cell Reports 2024, 43: 115012. PMID: 39643969, DOI: 10.1016/j.celrep.2024.115012.Peer-Reviewed Original ResearchCortical slow wavesFocal seizuresBehavioral responsesAuditory stimuliImpaired behavioral responsesFocal temporal lobe seizuresImpaired consciousnessMouse modelAwake mouse modelResponses to auditory stimuliBehavioral responses to auditory stimuliDecreased cortical arousalImpaired behaviorSlow wavesTemporal lobe seizuresCholinergic releaseModel of focal seizuresHigh-frequency activityCortical functionCortical arousalDepressed cortical functionSubcortical arousalArousalAcetylcholine releaseRat model
2001
Nicotinic agonists stimulate acetylcholine release from mouse interpeduncular nucleus: a function mediated by a different nAChR than dopamine release from striatum
Grady S, Meinerz N, Cao J, Reynolds A, Picciotto M, Changeux J, McIntosh J, Marks M, Collins A. Nicotinic agonists stimulate acetylcholine release from mouse interpeduncular nucleus: a function mediated by a different nAChR than dopamine release from striatum. Journal Of Neurochemistry 2001, 76: 258-268. PMID: 11145999, DOI: 10.1046/j.1471-4159.2001.00019.x.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAlkaloidsAnimalsAzocinesCalciumCholineConotoxinsCorpus StriatumDopamineDose-Response Relationship, DrugFemaleHeterozygoteHomozygoteMaleMesencephalonMiceMice, Inbred C57BLMice, Mutant StrainsNicotinic AgonistsNicotinic AntagonistsPresynaptic TerminalsProtein SubunitsQuinolizinesReceptors, NicotinicSynaptosomesConceptsAgonist-stimulated releaseAcetylcholine releaseInterpeduncular nucleusStriatal synaptosomesDopamine releaseNicotinic agonistsAlpha-conotoxin MIIMouse striatal synaptosomesAlpha-conotoxin AuIBNicotinic acetylcholine receptorsDose-response curveAcetylcholine receptorsExternal calciumDifferent nAChRsDesensitization ratePersistent phaseAgonistsL nicotineSynaptosomesNull mutationSimilar decreaseInhibition curvesMiceReleaseAcetylcholine