2023
Neonatal loss of FGFR2 in astroglial cells affects locomotion, sociability, working memory, and glia-neuron interactions in mice
Stevens H, Scuderi S, Collica S, Tomasi S, Horvath T, Vaccarino F. Neonatal loss of FGFR2 in astroglial cells affects locomotion, sociability, working memory, and glia-neuron interactions in mice. Translational Psychiatry 2023, 13: 89. PMID: 36906620, PMCID: PMC10008554, DOI: 10.1038/s41398-023-02372-y.Peer-Reviewed Original ResearchConceptsFibroblast growth factor receptor 2Anxiety-like behaviorAttention deficit hyperactivity disorderAstroglial cellsGrowth factor receptor 2Reduced anxiety-like behaviorGlia-neuron interactionsAstroglial cell functionEarly postnatal periodFactor receptor 2Early postnatal lossPostnatal mouse brainWeeks of ageDeficit hyperactivity disorderGlial cellsGlutamine synthetase expressionBehavioral deficitsPostnatal periodReceptor 2Floxed miceHGFAP-CreMouse brainNeonatal lossPostnatal astrogliaPostnatal lossImpaired Ghrelin Signaling Does Not Lead to Alterations of Anxiety-like Behaviors in Adult Mice Chronically Exposed to THC during Adolescence
Sestan-Pesa M, Shanabrough M, Horvath T, Miletta M. Impaired Ghrelin Signaling Does Not Lead to Alterations of Anxiety-like Behaviors in Adult Mice Chronically Exposed to THC during Adolescence. Biomedicines 2023, 11: 144. PMID: 36672651, PMCID: PMC9855766, DOI: 10.3390/biomedicines11010144.Peer-Reviewed Original ResearchAnxiety-like behaviorGrowth hormone secretagogue receptorTHC exposureAdult miceGHSR knockout miceDepression-like behaviorLate adolescenceWild-type littermatesLong-term useGHSR signalingGhrelin signalingSecretagogue receptorKnockout miceAnimal modelsTetrahydrocannabinol (THC) administrationMental illnessMiceSignificant alterationsGhrelinMarijuana useAdolescenceReceptorsProlonged periodExposureLong-term impact
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