2010
mTOR-Dependent Synapse Formation Underlies the Rapid Antidepressant Effects of NMDA Antagonists
Li N, Lee B, Liu RJ, Banasr M, Dwyer JM, Iwata M, Li XY, Aghajanian G, Duman RS. mTOR-Dependent Synapse Formation Underlies the Rapid Antidepressant Effects of NMDA Antagonists. Science 2010, 329: 959-964. PMID: 20724638, PMCID: PMC3116441, DOI: 10.1126/science.1190287.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntidepressive AgentsDendritic SpinesDepressionIntracellular Signaling Peptides and ProteinsKetamineMaleNeuronsNeuropeptidesPhenolsPiperidinesProtein BiosynthesisProtein Serine-Threonine KinasesRatsRats, Sprague-DawleyReceptors, N-Methyl-D-AspartateSignal TransductionSirolimusSynapsesTime FactorsTOR Serine-Threonine KinasesConceptsTreatment-resistant depressed patientsBlockade of mTORFast antidepressant actionAction of ketamineRapid antidepressant effectsRapid antidepressant responseEffects of ketamineModel of depressionAntidepressant actionAntidepressant effectsAntidepressant responseKetamine inductionStandard medicationSynaptic deficitsKetamine administrationDepressed patientsSpine synapsesNMDA antagonistsMood disordersSynapse formationKetamineMammalian targetPrefrontal cortexRapamycin (mTOR) pathwayPossible new approach
2009
Chronic treatment with AMPA receptor potentiator Org 26576 increases neuronal cell proliferation and survival in adult rodent hippocampus
Su XW, Li XY, Banasr M, Koo JW, Shahid M, Henry B, Duman RS. Chronic treatment with AMPA receptor potentiator Org 26576 increases neuronal cell proliferation and survival in adult rodent hippocampus. Psychopharmacology 2009, 206: 215-222. PMID: 19603152, DOI: 10.1007/s00213-009-1598-0.Peer-Reviewed Original ResearchConceptsOrg 26576Neuronal cell proliferationHippocampal neurogenesisChronic administrationAntidepressant propertiesCell proliferationDentate gyrusPrelimbic cortexMethodsMale Sprague–Dawley ratsAdult rodent hippocampusLast drug injectionDaily intraperitoneal injectionsSprague-Dawley ratsIsoxazolepropionic acid receptor potentiatorsDifferentiation of neuronsRate of survivalResultsAcute administrationAvailable antidepressantsProgenitor cell proliferationChronic treatmentCurrent antidepressantsIntraperitoneal injectionDrug injectionAdult ratsReceptor potentiators