2022
Impact of TREM2 on hippocampal network oscillations in Tg2576 mice modeling amyloid‐β pathology
Stoiljkovic M, Gutierrez K, Kelley C, Horvath T, Hajos M. Impact of TREM2 on hippocampal network oscillations in Tg2576 mice modeling amyloid‐β pathology. Alzheimer's & Dementia 2022, 17 DOI: 10.1002/alz.054379.Peer-Reviewed Original ResearchAlzheimer's diseaseNeuronal network oscillationsMicroglial functionNetwork oscillationsStimulation-induced hippocampal theta oscillationTheta-phase gamma-amplitude couplingImpact of TREM2Spontaneous epileptiform seizuresTransgenic AD modelMyeloid cells 2Wild-type miceHippocampal network oscillationsHippocampal theta oscillationsProgressive dementiaTau pathologyUrethane anesthesiaLocal field potentialsCA1 regionFunctional impairmentAβ overproductionEpileptiform seizuresAD modelTREM2Phase-amplitude couplingDisease pathology
2008
Exercise-Induced Synaptogenesis in the Hippocampus Is Dependent on UCP2-Regulated Mitochondrial Adaptation
Dietrich MO, Andrews ZB, Horvath TL. Exercise-Induced Synaptogenesis in the Hippocampus Is Dependent on UCP2-Regulated Mitochondrial Adaptation. Journal Of Neuroscience 2008, 28: 10766-10771. PMID: 18923051, PMCID: PMC3865437, DOI: 10.1523/jneurosci.2744-08.2008.Peer-Reviewed Original ResearchConceptsSynaptic plasticityVoluntary exerciseEssential organellesUCP2 functionProtein-2 mRNA expressionDendritic spine synapsesBioenergetic adaptationMitochondrial metabolismMitochondrial oxygen consumptionMitochondrial numberEnergetic needsMitochondrial adaptationsMitochondrial mechanismsExercise inducesDentate gyrusStratum radiatumSpine synapsesCA1 regionGlial morphologyHippocampal formationNeuronal activityGranule cellsAction potentialsNeuronal morphologyMRNA expression
2006
Ghrelin controls hippocampal spine synapse density and memory performance
Diano S, Farr SA, Benoit SC, McNay EC, da Silva I, Horvath B, Gaskin FS, Nonaka N, Jaeger LB, Banks WA, Morley JE, Pinto S, Sherwin RS, Xu L, Yamada KA, Sleeman MW, Tschöp MH, Horvath TL. Ghrelin controls hippocampal spine synapse density and memory performance. Nature Neuroscience 2006, 9: 381-388. PMID: 16491079, DOI: 10.1038/nn1656.Peer-Reviewed Original ResearchConceptsHippocampal spine synapse densitySpine synapse densitySpine synapse formationGrowth hormone releaseNovel therapeutic strategiesLong-term potentiationHigher brain functionsEnhanced spatial learningGut hormonesGhrelin administrationHypothalamic actionSynapse densitySpine synapsesCA1 regionHormone releaseNeuropeptide ghrelinGhrelin bindingHippocampal formationTherapeutic strategiesMelanocortin systemGhrelinBrain areasMetabolic controlSynaptic changesSynaptic plasticity