2022
Immune cells use hunger hormones to aid healing
Dixit VD. Immune cells use hunger hormones to aid healing. Nature 2022, 609: 39-40. PMID: 35948678, DOI: 10.1038/d41586-022-02105-z.Peer-Reviewed Original Research
2021
IL-33 causes thermogenic failure in aging by expanding dysfunctional adipose ILC2
Goldberg EL, Shchukina I, Youm YH, Ryu S, Tsusaka T, Young KC, Camell CD, Dlugos T, Artyomov MN, Dixit VD. IL-33 causes thermogenic failure in aging by expanding dysfunctional adipose ILC2. Cell Metabolism 2021, 33: 2277-2287.e5. PMID: 34473956, PMCID: PMC9067336, DOI: 10.1016/j.cmet.2021.08.004.Peer-Reviewed Original ResearchConceptsOld miceType 2 innate lymphoid cellsInnate lymphoid cellsTissue-resident cellsCore body temperatureAdoptive transferIL-33ILC2 numbersTissue inflammationAged miceImmunometabolic responsesMetabolic impairmentLymphoid cellsDietary restrictionImmune systemILC2Functional defectsMiceBody temperatureFailureCellsInflammationTranscriptomic analysisInfectionStress response
2020
Ketogenesis activates metabolically protective γδ T cells in visceral adipose tissue
Goldberg EL, Shchukina I, Asher JL, Sidorov S, Artyomov MN, Dixit VD. Ketogenesis activates metabolically protective γδ T cells in visceral adipose tissue. Nature Metabolism 2020, 2: 50-61. PMID: 32694683, PMCID: PMC10150608, DOI: 10.1038/s42255-019-0160-6.Peer-Reviewed Original ResearchConceptsΓδ T cellsKetogenic dietT cellsAdipose tissue inflammationResident immune cellsVisceral adipose tissueHigher fat compositionReduced adipose tissue inflammationCause obesityMetabolic healthTissue inflammationImmune cellsImmunometabolic responsesProlonged exerciseGlucose homeostasisAdipose tissueInflammationKetone bodiesSingle-cell RNA sequencingLow carbohydrateEnergy homeostasisΒ-hydroxybutyrateFat compositionRNA sequencingCells
2019
Aging Induces an Nlrp3 Inflammasome-Dependent Expansion of Adipose B Cells That Impairs Metabolic Homeostasis
Camell CD, Günther P, Lee A, Goldberg EL, Spadaro O, Youm YH, Bartke A, Hubbard GB, Ikeno Y, Ruddle NH, Schultze J, Dixit VD. Aging Induces an Nlrp3 Inflammasome-Dependent Expansion of Adipose B Cells That Impairs Metabolic Homeostasis. Cell Metabolism 2019, 30: 1024-1039.e6. PMID: 31735593, PMCID: PMC6944439, DOI: 10.1016/j.cmet.2019.10.006.Peer-Reviewed Original ResearchConceptsAge-associated B cellsFat-associated lymphoid clustersB cellsAdipose tissue leukocytesB-cell depletionB cell accumulationBody temperature maintenanceFALC formationVisceral adiposityCell depletionNLRP3 inflammasomeFemale miceLymphoid clustersMetabolic dysfunctionIL-1Metabolic impairmentIL-1RTissue leukocytesCell accumulationMetabolic homeostasisUnique populationLipolysisCellsTemperature maintenanceAdiposity
2017
Energy Sparing Orexigenic Inflammation of Obesity
Lee A, Dixit VD. Energy Sparing Orexigenic Inflammation of Obesity. Cell Metabolism 2017, 26: 10-12. PMID: 28683278, DOI: 10.1016/j.cmet.2017.06.013.Peer-Reviewed Original ResearchCarnitine acetyltransferase (CRAT) expression in macrophages is dispensable for nutrient stress sensing and inflammation
Goldberg EL, Dixit VD. Carnitine acetyltransferase (CRAT) expression in macrophages is dispensable for nutrient stress sensing and inflammation. Molecular Metabolism 2017, 6: 219-225. PMID: 28180063, PMCID: PMC5279934, DOI: 10.1016/j.molmet.2016.12.008.Peer-Reviewed Original ResearchConceptsNutrient stressFatty acid oxidationAcyl-CoA poolMacrophage energy metabolismAcid oxidationMetabolic stressorsMyeloid lineage cellsStress sensingSwitch mechanismMetabolic homeostasisLineage cellsEnergy metabolismImportant unanswered questionsMuscle cellsHomeostasisCRATHigh-fat diet-induced obesityAcetyltransferase expressionDiet-induced obesityGlucose homeostasisTissue leukocytosisMacrophagesCellsLittermate controlsUnanswered questions