Bernardo Stutz Xavier, PhD
Research Scientist in Comparative MedicineDownloadHi-Res Photo
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Comparative Medicine
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Research Scientist in Comparative Medicine
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Comparative Medicine
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Education & Training
- PhD
- Federal University of Rio De Janerio (2011)
Research
Research at a Glance
Yale Co-Authors
Frequent collaborators of Bernardo Stutz Xavier's published research.
Publications Timeline
A big-picture view of Bernardo Stutz Xavier's research output by year.
Tamas Horvath, DVM, PhD
Zhongwu Liu, MD
Milan Stoiljkovic, MD, PhD
Jianlei Gu
Mario Skarica, MD
Marya Shanabrough
10Publications
495Citations
Publications
2022
TET3 epigenetically controls feeding and stress response behaviors via AGRP neurons
Xie D, Stutz B, Li F, Chen F, Lv H, Sestan-Pesa M, Catarino J, Gu J, Zhao H, Stoddard CE, Carmichael GG, Shanabrough M, Taylor HS, Liu ZW, Gao XB, Horvath TL, Huang Y. TET3 epigenetically controls feeding and stress response behaviors via AGRP neurons. Journal Of Clinical Investigation 2022, 132: e162365. PMID: 36189793, PMCID: PMC9525119, DOI: 10.1172/jci162365.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsAgRP neuronsNeuropeptide YExpression of AgRPControl of feedingHypothalamic agoutiAnxiolytic effectsNeurotransmitter GABAMouse modelLeptin signalingStress-like behaviorsGenetic ablationNeuronsAgRPCritical central regulatorsEnergy expenditureGABAEnergy metabolismAppetiteFeedingCentral regulatorMetabolismCentral controlHuman cellsTET3ObesityVentromedial hypothalamic OGT drives adipose tissue lipolysis and curbs obesity
Wang Q, Zhang B, Stutz B, Liu ZW, Horvath TL, Yang X. Ventromedial hypothalamic OGT drives adipose tissue lipolysis and curbs obesity. Science Advances 2022, 8: eabn8092. PMID: 36044565, PMCID: PMC9432828, DOI: 10.1126/sciadv.abn8092.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsVentromedial hypothalamusWhite adipose tissueVMH neuronsAdipose tissueBody weightLipid metabolismRapid weight gainCounterregulatory responsesSympathetic activitySympathetic innervationAdipocyte hypertrophyTissue lipolysisNeuronal excitabilityFood intakePhysical activityObesity phenotypesGenetic ablationWeight gainHomeostatic set pointEnergy expenditureNeuronsInnervationLipolysisSignificant changesCellular sensorsAgRP neurons control structure and function of the medial prefrontal cortex
Stutz B, Waterson MJ, Šestan-Peša M, Dietrich MO, Škarica M, Sestan N, Racz B, Magyar A, Sotonyi P, Liu ZW, Gao XB, Matyas F, Stoiljkovic M, Horvath TL. AgRP neurons control structure and function of the medial prefrontal cortex. Molecular Psychiatry 2022, 27: 3951-3960. PMID: 35906488, PMCID: PMC9891653, DOI: 10.1038/s41380-022-01691-8.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsMedial prefrontal cortexAgRP neuronsNon-selective dopamine receptor antagonistBrain functionPrefrontal cortexHypothalamic AgRP neuronsMedial thalamic neuronsAdministration of clozapineDopamine receptor antagonistVentral tegmental areaOscillatory network activityHigher-order brain functionsHypothalamic agoutiThalamic neuronsChemogenetic inhibitionDopaminergic neuronsReceptor antagonistTegmental areaNeuronal pathwaysSensorimotor gatingAdult miceModulatory impactAmbulatory behaviorConstitutive impairmentNeuronsAgRP neurons control feeding behaviour at cortical synapses via peripherally derived lysophospholipids
Endle H, Horta G, Stutz B, Muthuraman M, Tegeder I, Schreiber Y, Snodgrass IF, Gurke R, Liu ZW, Sestan-Pesa M, Radyushkin K, Streu N, Fan W, Baumgart J, Li Y, Kloss F, Groppa S, Opel N, Dannlowski U, Grabe HJ, Zipp F, Rácz B, Horvath TL, Nitsch R, Vogt J. AgRP neurons control feeding behaviour at cortical synapses via peripherally derived lysophospholipids. Nature Metabolism 2022, 4: 683-692. PMID: 35760867, PMCID: PMC9940119, DOI: 10.1038/s42255-022-00589-7.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsFasting-induced hyperphagiaCortical excitabilityAgRP neuronsLysophosphatidic acidPeripheral metabolismHigher body mass indexFasting-induced elevationHypothalamic AgRP neuronsEffects of LPABody mass indexHigher cortical excitabilityBrain lipid levelsCentral nervous systemPrevalence of typeGlutamatergic transmissionHypothalamic agoutiMass indexOvernight fastingPeptide neuronsCortical synapsesLipid levelsFood intakeCerebrospinal fluidNervous systemPhospholipid levels
2021
Mitochondrial Fission Governed by Drp1 Regulates Exogenous Fatty Acid Usage and Storage in Hela Cells
Song JE, Alves TC, Stutz B, Šestan-Peša M, Kilian N, Jin S, Diano S, Kibbey RG, Horvath TL. Mitochondrial Fission Governed by Drp1 Regulates Exogenous Fatty Acid Usage and Storage in Hela Cells. Metabolites 2021, 11: 322. PMID: 34069800, PMCID: PMC8157282, DOI: 10.3390/metabo11050322.Peer-Reviewed Original ResearchCitationsAltmetricConceptsExogenous fatty acidsMitochondrial fissionMitochondrial fatty acid oxidationFatty acid oxidationFatty acid usageMitochondrial morphologyLipid dropletsAcid usageCarnitine palmitoyltransferase 1HeLa cellsDynamin-related proteinKey mitochondrial proteinsFatty acidsAcid oxidationMitochondrial proteinsLipid droplet accumulationMitochondrial dynamicsNovel functionLipid homeostasisHigh abundanceDirect roleDroplet accumulationMitochondriaFatty acid contentProteinHunger-promoting AgRP neurons trigger an astrocyte-mediated feed-forward auto-activation loop in mice
Varela L, Stutz B, Song JE, Kim JG, Liu ZW, Gao XB, Horvath TL. Hunger-promoting AgRP neurons trigger an astrocyte-mediated feed-forward auto-activation loop in mice. Journal Of Clinical Investigation 2021, 131 PMID: 33848272, PMCID: PMC8121506, DOI: 10.1172/jci144239.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsAgRP neuronsHypothalamic feeding circuitsInhibitory neurotransmitter GABAGhrelin administrationInhibitory toneAstrocytic responseMetabolic milieuProstaglandin E2Neurotransmitter GABANeuronal controlSynaptic plasticityGlial processesNeuronsNeural excitationMitochondrial adaptationsFood deprivationAstrocytesPerikaryaFeeding circuitRegion crucialFeedingObesityGABAExcitabilityChemogenetics
2019
Dopamine neuronal protection in the mouse Substantia nigra by GHSR is independent of electric activity
Stutz B, Nasrallah C, Nigro M, Curry D, Liu ZW, Gao XB, Elsworth JD, Mintz L, Horvath TL. Dopamine neuronal protection in the mouse Substantia nigra by GHSR is independent of electric activity. Molecular Metabolism 2019, 24: 120-138. PMID: 30833218, PMCID: PMC6531791, DOI: 10.1016/j.molmet.2019.02.005.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsSN DA neuronsDA neuronsSubstantia nigraDA cellsDopamine outputNeuronal protectionNeuronal survivalParkinson's diseaseDA neuron survivalDA neuronal survivalDesigner drugs (DREADD) technologyNeuronal pacemaker activityElectrical activityMouse substantia nigraElectric activityNeuron electrical activityAnimal motor behaviorGhrelin activationGHSR activationTetrahydropyridine (MPTP) treatmentNeuroprotective factorsNeuron survivalDopamine neuronsGhrelin receptorExogenous administration
2018
Targeting AMPK Signaling as a Neuroprotective Strategy in Parkinson’s Disease
Curry DW, Stutz B, Andrews ZB, Elsworth JD. Targeting AMPK Signaling as a Neuroprotective Strategy in Parkinson’s Disease. Journal Of Parkinson's Disease 2018, Preprint: 1-21. PMID: 29614701, PMCID: PMC6004921, DOI: 10.3233/jpd-171296.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsSerine/threonine kinaseFunction of AMPKParkinson's diseaseCellular energy balanceThreonine kinaseCellular stressorsIntracellular α-synuclein aggregatesProtein kinaseAMPK activationAMPK activityNumerous dietary supplementsPreclinical PD modelsNigrostriatal dopaminergic neuronsBroad neuroprotective effectsCell deathCommon neurodegenerative disorderAMPKΑ-synuclein aggregatesNeuroprotective treatmentNeuroprotective strategiesNeuroprotective effectsNeuronal atrophyPD patientsDopaminergic neuronsKinaseAltered Cortical and Hippocampal Excitability in TgF344-AD Rats Modeling Alzheimer’s Disease Pathology
Stoiljkovic M, Kelley C, Stutz B, Horvath TL, Hajós M. Altered Cortical and Hippocampal Excitability in TgF344-AD Rats Modeling Alzheimer’s Disease Pathology. Cerebral Cortex 2018, 29: 2716-2727. PMID: 29920597, PMCID: PMC7302691, DOI: 10.1093/cercor/bhy140.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsTgF344-AD ratsHippocampal theta oscillationsAlzheimer's diseaseDisease pathologyTheta-phase gamma-amplitude couplingAge-matched wild-type counterpartsAD pathological featuresDisease-modifying therapiesAccumulation of amyloidPredictive animal modelsAlzheimer's disease pathologyHigh-voltage spindlesTheta oscillationsSignificant age-dependent declineAge-dependent declineHippocampal excitabilitySharp-wave ripplesAβ accumulationNeuronal lossAD ratsPathological featuresUrethane anesthesiaAD patientsAuditory gatingAD drugs
2017
Molecular and cellular reorganization of neural circuits in the human lineage
Sousa AMM, Zhu Y, Raghanti MA, Kitchen RR, Onorati M, Tebbenkamp ATN, Stutz B, Meyer KA, Li M, Kawasawa YI, Liu F, Perez RG, Mele M, Carvalho T, Skarica M, Gulden FO, Pletikos M, Shibata A, Stephenson AR, Edler MK, Ely JJ, Elsworth JD, Horvath TL, Hof PR, Hyde TM, Kleinman JE, Weinberger DR, Reimers M, Lifton RP, Mane SM, Noonan JP, State MW, Lein ES, Knowles JA, Marques-Bonet T, Sherwood CC, Gerstein MB, Sestan N. Molecular and cellular reorganization of neural circuits in the human lineage. Science 2017, 358: 1027-1032. PMID: 29170230, PMCID: PMC5776074, DOI: 10.1126/science.aan3456.Peer-Reviewed Original ResearchCitationsAltmetricMeSH Keywords and ConceptsConceptsSingle-cell transcriptomic dataDistinct functional categoriesDistinct cell typesBiosynthesis genesTranscriptome sequencingHuman lineageTranscriptomic dataFunctional categoriesCellular reorganizationExpression differencesPhylogenetic reorganizationFunctional analysisCell typesGenesCellular featuresCellular differencesHuman specificityNeural circuitsLineagesMultiple levelsReorganizationSequencingHumansChimpanzeesAdult humans