2012
Identification of Three Residues Essential for 5-Hydroxytryptamine 2A-Metabotropic Glutamate 2 (5-HT2A·mGlu2) Receptor Heteromerization and Its Psychoactive Behavioral Function*
Moreno JL, Muguruza C, Umali A, Mortillo S, Holloway T, Pilar-Cuéllar F, Mocci G, Seto J, Callado LF, Neve RL, Milligan G, Sealfon SC, López-Giménez JF, Meana JJ, Benson DL, González-Maeso J. Identification of Three Residues Essential for 5-Hydroxytryptamine 2A-Metabotropic Glutamate 2 (5-HT2A·mGlu2) Receptor Heteromerization and Its Psychoactive Behavioral Function*. Journal Of Biological Chemistry 2012, 287: 44301-44319. PMID: 23129762, PMCID: PMC3531745, DOI: 10.1074/jbc.m112.413161.Peer-Reviewed Original ResearchMeSH KeywordsAdultAmino Acid MotifsAmino Acid SequenceAmino Acid SubstitutionAnimalsBehaviorCase-Control StudiesDimerizationFemaleHumansMaleMiceMice, 129 StrainMice, KnockoutMiddle AgedMolecular Sequence DataProtein BindingReceptor, Serotonin, 5-HT2AReceptors, Metabotropic GlutamateSchizophreniaSchizophrenic PsychologySequence AlignmentYoung AdultConceptsFrontal cortexMetabotropic glutamate 2 receptorGPCR heteromersBehavioral functionsMouse frontal cortexPsychosis-like effectsHallucinogenic 5Receptor neurotransmissionSchizophrenic subjectsReceptor heteromerizationReceptor complex formationSerotoninCortexHeteromeric expressionReceptorsReceptor heterocomplexDomain fourHeteromeric complexesCell signalingThree residuesHeteromersIntracellular endNeurotransmissionAgonistsMicePersistent effects of chronic clozapine on the cellular and behavioral responses to LSD in mice
Moreno JL, Holloway T, Umali A, Rayannavar V, Sealfon SC, González-Maeso J. Persistent effects of chronic clozapine on the cellular and behavioral responses to LSD in mice. Psychopharmacology 2012, 225: 217-226. PMID: 22842765, PMCID: PMC3552490, DOI: 10.1007/s00213-012-2809-7.Peer-Reviewed Original ResearchConceptsChronic clozapineLysergic acid diethylamideAtypical antipsychotic drug actionHead-twitch behaviorC-fosAntipsychotic-like activityAntipsychotic drug actionTherapeutic-like effectsMouse somatosensory cortexSchizophrenia-like behavioral alterationsEgr-2Egr-1Chronic haloperidolChronic treatmentClozapine administrationDrug therapyOptimal treatmentSomatosensory cortexSingle administrationAntipsychotic drugsMurine modelMouse modelRodent modelsSerotonin 5Behavioral alterations
2011
Functional crosstalk and heteromerization of serotonin 5-HT2A and dopamine D2 receptors
Albizu L, Holloway T, González-Maeso J, Sealfon SC. Functional crosstalk and heteromerization of serotonin 5-HT2A and dopamine D2 receptors. Neuropharmacology 2011, 61: 770-777. PMID: 21645528, PMCID: PMC3556730, DOI: 10.1016/j.neuropharm.2011.05.023.Peer-Reviewed Original ResearchConceptsMK-801-induced locomotor activityAlteration of serotoninDopamine D2 receptorsG protein-coupled receptor targetsFunctional crosstalkHEK293 cellsAntipsychotic effectsAntipsychotic drugsD2 receptorsSerotonin 5Dopamine systemLocomotor activityRadioligand bindingAgonist affinityReceptor targetsTherapeutic drugsReceptorsProduction assaysCo-immunoprecipitation studiesSerotoninReceptor heterocomplexDrugsActivationCellsAntagonistMetabotropic glutamate mGlu2 receptor is necessary for the pharmacological and behavioral effects induced by hallucinogenic 5-HT2A receptor agonists
Moreno JL, Holloway T, Albizu L, Sealfon SC, González-Maeso J. Metabotropic glutamate mGlu2 receptor is necessary for the pharmacological and behavioral effects induced by hallucinogenic 5-HT2A receptor agonists. Neuroscience Letters 2011, 493: 76-79. PMID: 21276828, PMCID: PMC3064746, DOI: 10.1016/j.neulet.2011.01.046.Peer-Reviewed Original ResearchConceptsLysergic acid diethylamideHallucinogen DOIBehavioral effectsHead-twitch behaviorC-fosEgr-2Hallucinogenic 5MGlu2 receptorReceptor agonistKnockout miceHigh-affinity binding sitesNeuropsychological responsesMiceAgonistsAcid diethylamideHallucinogenic drugsSignaling pathwaysCellular signaling pathwaysReceptorsFunctional interactionMembrane preparationsBehavioral responsesResponseWild typeSerotonin