2023
IMMUNOMETABOLIC CHECKPOINTS OF INFLAMMAGING
Dixit V. IMMUNOMETABOLIC CHECKPOINTS OF INFLAMMAGING. Innovation In Aging 2023, 7: 140-140. PMCID: PMC10735998, DOI: 10.1093/geroni/igad104.0458.Peer-Reviewed Original ResearchCaloric restrictionAnti-inflammatory effectsAnti-inflammatory responseAge-related functional declineNegative energy balanceTissue-resident macrophagesAge-associated degenerative diseasesThymic involutionMaintenance of homeostasisMetabolic dysfunctionFunctional declineAdipose tissueInflammationResident macrophagesStudy participantsDegenerative diseasesMacrophagesKey hallmarksRNA sequence analysisMitochondrial metabolismHuman physiologyUnique regulatorCellular quiescenceMetabolismTranscriptional programs
2022
The matricellular protein SPARC induces inflammatory interferon-response in macrophages during aging
Ryu S, Sidorov S, Ravussin E, Artyomov M, Iwasaki A, Wang A, Dixit VD. The matricellular protein SPARC induces inflammatory interferon-response in macrophages during aging. Immunity 2022, 55: 1609-1626.e7. PMID: 35963236, PMCID: PMC9474643, DOI: 10.1016/j.immuni.2022.07.007.Peer-Reviewed Original ResearchConceptsToll-like receptor 4ISG inductionMatricellular proteinPro-inflammatory phenotypeAnti-inflammatory macrophagesInterferon-stimulated gene expressionAdipocyte-specific deletionInhibition of glycolysisImmunometabolic adaptationsMyD88 pathwayReceptor 4Chronic diseasesFunctional declineCaloric restrictionInterferon responseHealth spanMacrophagesInflammationMitochondrial respirationSPARCInductionGene expressionAdipokinesObesityIFN
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
2015
Ketone body beta-hydroxy butyrate deactivates NLRP3 inflammasome in myeloid cells (CAM1P.153)
Goldberg E, Youm Y, Nguyen K, Alnemri E, Dixit V. Ketone body beta-hydroxy butyrate deactivates NLRP3 inflammasome in myeloid cells (CAM1P.153). The Journal Of Immunology 2015, 194: 48.10-48.10. DOI: 10.4049/jimmunol.194.supp.48.10.Peer-Reviewed Original ResearchBeta-hydroxy butyrateInflammasome activationMyeloid cellsNLRP3-dependent inflammasome activationAnti-inflammatory interventionsNLRP3-dependent ILMyeloid lineage cellsShort-chain fatty acidsDependent inflammasome activationKetone body productionFatty acid oxidationBone lossChronic inflammationAge-related diseasesAged miceNLRP3 inflammasomeSterile inflammationChronic diseasesFunctional declineMetabolic diseasesCognitive declineCalorie restrictionChain fatty acidsInflammationLineage cells