2024
Defying “IL-11ness” by inhibiting inflammation: Strategy for health and longevity
Kim H, Dixit V. Defying “IL-11ness” by inhibiting inflammation: Strategy for health and longevity. Cell Metabolism 2024, 36: 1911-1913. PMID: 39232279, DOI: 10.1016/j.cmet.2024.08.003.Peer-Reviewed Original Research
2023
Innate immune cell-intrinsic ketogenesis is dispensable for organismal metabolism and age-related inflammation
Goldberg E, Letian A, Dlugos T, Leveau C, Dixit V. Innate immune cell-intrinsic ketogenesis is dispensable for organismal metabolism and age-related inflammation. Journal Of Biological Chemistry 2023, 299: 103005. PMID: 36775129, PMCID: PMC10025153, DOI: 10.1016/j.jbc.2023.103005.Peer-Reviewed Original ResearchConceptsAge-related inflammationKetone bodiesOrganismal metabolismMyeloid cellsChronic low-grade inflammationKetogenic diet feedingLow-grade inflammationHigh-fat dietAbundant ketone bodyGlucose toleranceNLRP3 inflammasomeDiet feedingGlucose homeostasisMouse modelBody weightInflammationMetabolic checkpointOnly organConditional ablationTerminal enzymeΒ-hydroxybutyrateFunctional targetingMethylglutaryl-CoA lyaseKetogenesisModest effect
2022
Caloric restriction in humans reveals immunometabolic regulators of health span
Spadaro O, Youm Y, Shchukina I, Ryu S, Sidorov S, Ravussin A, Nguyen K, Aladyeva E, Predeus AN, Smith SR, Ravussin E, Galban C, Artyomov MN, Dixit VD. Caloric restriction in humans reveals immunometabolic regulators of health span. Science 2022, 375: 671-677. PMID: 35143297, PMCID: PMC10061495, DOI: 10.1126/science.abg7292.Peer-Reviewed Original ResearchMeSH Keywords1-Alkyl-2-acetylglycerophosphocholine EsteraseAdipose TissueAdultAgingAnimalsCaloric RestrictionDown-RegulationEnergy MetabolismFemaleHumansImmune SystemInflammasomesInflammationLongevityLymphopoiesisMacrophagesMaleMiceMiddle AgedMitochondriaNLR Family, Pyrin Domain-Containing 3 ProteinThermogenesisThymus GlandTranscriptomeConceptsCaloric restrictionAge-related inflammationHealth spanAnti-inflammatory responseNLRP3 inflammasome activationEctopic lipidsMetabolic healthInflammasome activationHealthy humansAdipose tissueImmunometabolic effectsFactor acetyl hydrolaseImmune defenseInflammationAcetyl hydrolaseMitochondrial bioenergeticsHumansLife spanLipoatrophyPLA2G7ThymopoiesisMice
2019
NLRP3 Inflammasome regulation of lipolysis in aged adipose tissue
Camell C, Dixit V. NLRP3 Inflammasome regulation of lipolysis in aged adipose tissue. The FASEB Journal 2019, 33: 78.2-78.2. DOI: 10.1096/fasebj.2019.33.1_supplement.78.2.Peer-Reviewed Original ResearchAdipose tissue macrophagesAge-related reductionAdipose triglyceride lipaseHormone-sensitive lipaseVisceral adiposityFree fatty acidsAdipose tissueNLRP3 inflammasome-dependent mannerDeletion of NLRP3Inflammasome-dependent mannerTissue NE concentrationLower exercise capacityAge-related inflammationSympathetic nervous systemDiet-induced obesityImmune-metabolic interactionsCatecholamine-induced lipolysisWhite adipose tissueFull-text articlesCore body temperatureExercise capacityKey lipolytic enzymeMetabolic dysfunctionFunctional declineLeukocyte alterations
2017
NLRP3 Inflammasome controls adipose tissue macrophage activation during aging
Camell C, Sander J, Spadaro O, Lee A, Nguyen K, Wing A, Goldberg E, Youm Y, Rodeheffer M, Schultze J, Dixit V. NLRP3 Inflammasome controls adipose tissue macrophage activation during aging. The Journal Of Immunology 2017, 198: 154.3-154.3. DOI: 10.4049/jimmunol.198.supp.154.3.Peer-Reviewed Original ResearchAge-related inflammationMacrophage activationAT macrophagesImmune-metabolic interactionsCaspase-1 activationAdipose tissue homeostasisAge-related defectsAT inflammationOld WTVisceral adiposityImmune defectsChronic inflammationInsulin resistanceAged miceImmune populationsImmune cellsInflammatory responseMetabolic dysfunctionAge-induced changesMacrophage subsetsMultiple organsInflammationNLRP3Tissue macrophagesDegenerative disorders
2015
NLRP3 inflammasome controls adipose tissue leukocytosis and inflammation during aging (INM6P.331)
Camell C, Youm Y, Nguyen K, Ravussin A, Spadaro O, Dixit V. NLRP3 inflammasome controls adipose tissue leukocytosis and inflammation during aging (INM6P.331). The Journal Of Immunology 2015, 194: 193.5-193.5. DOI: 10.4049/jimmunol.194.supp.193.5.Peer-Reviewed Original ResearchAge-related inflammationAdipose tissueAged miceAntigen-specific T cellsDistinct inflammatory signatureB cell infiltrationSpecific T cellsOld control miceVisceral adipose tissueIL-1β signalingB cell subpopulationsAT inflammationAT macrophagesInflammatory signatureVisceral adiposityImmune defectsChronic inflammationControl miceInsulin resistanceLymphocyte clustersCell infiltrationImmune cellsMetabolic dysfunctionT cellsAge-induced changes