2021
Ucp2-dependent microglia-neuronal coupling controls ventral hippocampal circuit function and anxiety-like behavior
Yasumoto Y, Stoiljkovic M, Kim JD, Sestan-Pesa M, Gao XB, Diano S, Horvath TL. Ucp2-dependent microglia-neuronal coupling controls ventral hippocampal circuit function and anxiety-like behavior. Molecular Psychiatry 2021, 26: 2740-2752. PMID: 33879866, PMCID: PMC8056795, DOI: 10.1038/s41380-021-01105-1.Peer-Reviewed Original ResearchConceptsAnxiety-like behaviorReactive oxygen speciesMicroglia-synapse contactsSpine synapse numberHippocampal circuit functionNeuronal circuit dysfunctionMicroglial productionVentral hippocampusCircuit dysfunctionSpine synapsesSynapse numberAdult brainTransient riseMitochondrial ROS generationMicrogliaBrain functionConditional ablationPhagocytic inclusionsSynaptic elementsProtein 2ROS generationSignificant reductionCircuit functionConsequent accumulationOxygen species
2015
Spine synapse remodeling in the pathophysiology and treatment of depression
Duman CH, Duman RS. Spine synapse remodeling in the pathophysiology and treatment of depression. Neuroscience Letters 2015, 601: 20-29. PMID: 25582786, PMCID: PMC4497940, DOI: 10.1016/j.neulet.2015.01.022.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsSynaptic protein synthesisPrefrontal cortexSpine densityTreatment-resistant MDD patientsChronic antidepressant treatmentSpine synapse numberControl of moodChronic stress modelSynapse connectivityTreatment of depressionLimbic brain regionsPFC of rodentsRapid therapeutic actionDendrite complexityRegion-specific effectsSynaptogenic hypothesisAntidepressant treatmentAntidepressant ketamineBDNF regulationNeurotrophic factorMDD patientsDepressed patientsSynapse alterationsSynapse numberFunctional abnormalities
2014
Primate Phencyclidine Model of Schizophrenia: Sex-Specific Effects on Cognition, Brain Derived Neurotrophic Factor, Spine Synapses, and Dopamine Turnover in Prefrontal Cortex
Elsworth JD, Groman SM, Jentsch JD, Leranth C, Redmond DE, Kim JD, Diano S, Roth RH. Primate Phencyclidine Model of Schizophrenia: Sex-Specific Effects on Cognition, Brain Derived Neurotrophic Factor, Spine Synapses, and Dopamine Turnover in Prefrontal Cortex. The International Journal Of Neuropsychopharmacology 2014, 18: pyu048. PMID: 25522392, PMCID: PMC4438537, DOI: 10.1093/ijnp/pyu048.Peer-Reviewed Original ResearchConceptsSpine synapse numberDorsolateral prefrontal cortexDopamine turnoverPhencyclidine treatmentSpine synapsesSynapse numberCognitive deficitsPrefrontal cortexPhencyclidine modelMale monkeysJuvenile monkeysSchizophrenia-related cognitive deficitsDendritic spine synapsesIncidence of schizophreniaAdult male monkeysSex-specific effectsMessenger RNABDNF expressionNeurotrophic factorNovel treatmentsCombined groupAdult nonhumanCore symptomsCortexNonhuman primates
2010
Effects of Estradiol on Learned Helplessness and Associated Remodeling of Hippocampal Spine Synapses in Female Rats
Hajszan T, Szigeti-Buck K, Sallam NL, Bober J, Parducz A, MacLusky NJ, Leranth C, Duman RS. Effects of Estradiol on Learned Helplessness and Associated Remodeling of Hippocampal Spine Synapses in Female Rats. Biological Psychiatry 2010, 67: 168-174. PMID: 19811775, PMCID: PMC2794927, DOI: 10.1016/j.biopsych.2009.08.017.Peer-Reviewed Original ResearchMeSH KeywordsAnalysis of VarianceAnimalsBehavior, AnimalCA1 Region, HippocampalDendritic SpinesDisease Models, AnimalElectroshockEscape ReactionEstradiolEstrogensFemaleHelplessness, LearnedMicroscopy, Electron, TransmissionNeuronsOvariectomyRatsRats, Sprague-DawleyRegression AnalysisStereotaxic TechniquesStress, PsychologicalSynapsesTime FactorsConceptsHippocampal spine synapsesSpine synapsesHelpless behaviorFemale ratsSpine synapse numberNeurobiology of depressionOvariectomized female ratsEffects of estradiolPresence of estradiolElectron microscopic stereologySynaptic lossSubchronic treatmentEstradiol exposureEstradiol supplementationFemale reproductive lifeNonstressed animalsSynaptic responsesSynaptogenic effectsDepression neurobiologyMale ratsSynapse numberAntidepressant desipramineEscape testingSynapse remodelingSignificant negative correlation
2006
Androgen Effects on Hippocampal CA1 Spine Synapse Numbers Are Retained in Tfm Male Rats with Defective Androgen Receptors
MacLusky NJ, Hajszan T, Johansen JA, Jordan CL, Leranth C. Androgen Effects on Hippocampal CA1 Spine Synapse Numbers Are Retained in Tfm Male Rats with Defective Androgen Receptors. Endocrinology 2006, 147: 2392-2398. PMID: 16439462, DOI: 10.1210/en.2005-0673.Peer-Reviewed Original ResearchConceptsDefective androgen receptorHippocampal synaptic responsesEstradiol benzoateAndrogen receptorMale ratsSpine synapsesTfm malesSynaptic responsesAndrogen effectsTfm mutationEffects of EBDose of EBHippocampal CA1 synapsesSpine synapse numberSesame oil vehicleDendritic spine synapsesCA1 stratum radiatumAdult male ratsHippocampal spine synapsesVehicle-injected controlsHormone-induced increaseAgonists/antagonistsWild-type animalsWild-type malesCA1 synapses
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