2021
Psilocybin induces rapid and persistent growth of dendritic spines in frontal cortex in vivo
Shao LX, Liao C, Gregg I, Davoudian PA, Savalia NK, Delagarza K, Kwan AC. Psilocybin induces rapid and persistent growth of dendritic spines in frontal cortex in vivo. Neuron 2021, 109: 2535-2544.e4. PMID: 34228959, PMCID: PMC8376772, DOI: 10.1016/j.neuron.2021.06.008.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCerebral CortexDendritesDendritic SpinesFemaleFrontal LobeMaleMiceNeuronal PlasticityPsilocybinPyramidal CellsSynaptic TransmissionConceptsFrontal cortexDendritic spinesMouse medial frontal cortexLayer 5 pyramidal neuronsSpine formation ratesApical dendritic spinesMedial frontal cortexUntapped therapeutic potentialPyramidal neuronsSingle doseExcitatory neurotransmissionBehavioral deficitsBeneficial actionsStructural remodelingSynaptic rewiringMammalian brainTherapeutic potentialNeural adaptationUse of psychedelicsSerotonergic psychedelicsSpine sizeTwo-photon microscopyCortexPsilocybinSpine
2018
Sparse recurrent excitatory connectivity in the microcircuit of the adult mouse and human cortex
Seeman SC, Campagnola L, Davoudian PA, Hoggarth A, Hage TA, Bosma-Moody A, Baker CA, Lee JH, Mihalas S, Teeter C, Ko AL, Ojemann JG, Gwinn RP, Silbergeld DL, Cobbs C, Phillips J, Lein E, Murphy G, Koch C, Zeng H, Jarsky T. Sparse recurrent excitatory connectivity in the microcircuit of the adult mouse and human cortex. ELife 2018, 7: e37349. PMID: 30256194, PMCID: PMC6158007, DOI: 10.7554/elife.37349.Peer-Reviewed Original ResearchConceptsRecurrent excitatory connectivityExcitatory connectivityAdult mouse primary visual cortexMouse primary visual cortexHuman cortexLayer 2/3 neuronsClasses of neuronsPrimary visual cortexShort-term depressionBody of evidenceExcitatory neuronsAdult miceVisual cortexSynaptic signalingTwo-photon optogeneticsCell classesCortical networksCortical microcircuitsCortexNeuronsFuture studiesMiceMicrocircuitsSynapses