2009
Localized low‐level re‐expression of high‐affinity mesolimbic nicotinic acetylcholine receptors restores nicotine‐induced locomotion but not place conditioning
Mineur YS, Brunzell DH, Grady SR, Lindstrom JM, McIntosh JM, Marks MJ, King SL, Picciotto MR. Localized low‐level re‐expression of high‐affinity mesolimbic nicotinic acetylcholine receptors restores nicotine‐induced locomotion but not place conditioning. Genes Brain & Behavior 2009, 8: 257-266. PMID: 19077117, PMCID: PMC2672109, DOI: 10.1111/j.1601-183x.2008.00468.x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsConditioning, PsychologicalCyclic AMP Response Element-Binding ProteinDopamineGamma-Aminobutyric AcidGene Expression RegulationLocomotionMiceMice, Inbred C57BLMice, TransgenicNicotineNicotinic AgonistsPhosphorylationPresynaptic TerminalsReceptors, NicotinicRewardSynaptosomesTobacco Use DisorderVentral Tegmental AreaConceptsVentral tegmental areaGamma-aminobutyric acidNicotinic acetylcholine receptorsCyclic AMP response element binding proteinTegmental areaPlace preferenceTransgenic miceAcetylcholine receptorsBeta2 knockout micePedunculopontine tegmental areaSystemic nicotine administrationHigh-affinity nAChRsLaterodorsal tegmental nucleusNicotine place preferenceNicotinic partial agonistPlace preference testingDifferent neuronal subtypesAMP response element binding proteinTotal CREB levelsResponse element-binding proteinDA neuronsCholinergic neuronsNicotine administrationSystemic nicotineSmoking cessation
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
2000
Pharmacological and null mutation approaches reveal nicotinic receptor diversity
Whiteaker P, Marks M, Grady S, Lu Y, Picciotto M, Changeux J, Collins A. Pharmacological and null mutation approaches reveal nicotinic receptor diversity. European Journal Of Pharmacology 2000, 393: 123-135. PMID: 10771005, DOI: 10.1016/s0014-2999(00)00052-2.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsNicotinic acetylcholine receptor functionNicotinic acetylcholine receptorsAcetylcholine receptor functionAcetylcholine receptorsNicotinic acetylcholine receptor bindingReceptor functionNative nicotinic acetylcholine receptorsNicotinic acetylcholine receptor subtypesWhole brain preparationAcetylcholine receptor bindingAcetylcholine receptor subtypesMouse brain membranesArray of assaysReceptor subtypesPharmacological comparisonComparative pharmacologyBrain nucleiBrain membranesEfflux techniqueReceptor bindingSubunit deletionReceptor diversityReceptorsAminobutyric acidSubtypes
1999
Two pharmacologically distinct components of nicotinic receptor-mediated rubidium efflux in mouse brain require the beta2 subunit.
Marks MJ, Whiteaker P, Calcaterra J, Stitzel JA, Bullock AE, Grady SR, Picciotto MR, Changeux JP, Collins AC. Two pharmacologically distinct components of nicotinic receptor-mediated rubidium efflux in mouse brain require the beta2 subunit. Journal Of Pharmacology And Experimental Therapeutics 1999, 289: 1090-103. PMID: 10215692.Peer-Reviewed Original ResearchConceptsBeta2 subunitBeta2 null mutant miceConcentration-effect curvesMouse brain synaptosomesAlpha4beta2 receptorsBrain synaptosomesNicotinic agonistsMouse brainRubidium effluxMutant miceLine radioactivity detectionDHbetaEAgonistsEffluxBrainStimulationRadioactivity detectionPotencyHexamethoniumErythroidineResponseAcetylcholineMethyllycaconitineAntagonistBungarotoxin
1998
Pharmacological characterization of nicotinic receptor-stimulated GABA release from mouse brain synaptosomes.
Lu Y, Grady S, Marks M, Picciotto M, Changeux J, Collins A. Pharmacological characterization of nicotinic receptor-stimulated GABA release from mouse brain synaptosomes. Journal Of Pharmacology And Experimental Therapeutics 1998, 287: 648-57. PMID: 9808692.Peer-Reviewed Original ResearchConceptsGamma-aminobutyric acidGABA releaseMouse brain synaptosomesBrain synaptosomesNicotinic agonistsNicotine bindingBeta2 null mutant miceNull mutant miceRecent electrophysiological studiesRodent brain tissueConcentration-dependent mannerAgonist inhibitionAlpha-BungarotoxinNeurochemical approachesPharmacological characterizationNM tetrodotoxinElectrophysiological studiesSame agonistBrain regionsBrain tissueMutant miceAgonistsEmax valuesBeta2 subunitMaximal release