2023
192-OR: Lipid-Induced Insulin Resistance in Brown Adipose Tissue Is Mediated by the sn-1,2 DAG-PKCe-IRKT1150 Phosphorylation Pathway
GASPAR R, HUBBARD B, SAKUMA I, LAMOIA T, ZHANG D, SHULMAN G. 192-OR: Lipid-Induced Insulin Resistance in Brown Adipose Tissue Is Mediated by the sn-1,2 DAG-PKCe-IRKT1150 Phosphorylation Pathway. Diabetes 2023, 72 DOI: 10.2337/db23-192-or.Peer-Reviewed Original Research
2022
Brown adipose TRX2 deficiency activates mtDNA-NLRP3 to impair thermogenesis and protect against diet-induced insulin resistance
Huang Y, Zhou JH, Zhang H, Canfrán-Duque A, Singh AK, Perry RJ, Shulman G, Fernandez-Hernando C, Min W. Brown adipose TRX2 deficiency activates mtDNA-NLRP3 to impair thermogenesis and protect against diet-induced insulin resistance. Journal Of Clinical Investigation 2022, 132 PMID: 35202005, PMCID: PMC9057632, DOI: 10.1172/jci148852.Peer-Reviewed Original ResearchConceptsBrown adipose tissueBAT inflammationInsulin resistanceMitochondrial reactive oxygen speciesReactive oxygen speciesAberrant innate immune responsesDiet-induced insulin resistanceSystematic metabolismDiet-induced obesityNLRP3 inflammasome pathwayWhole-body energy metabolismCGAS/STINGInnate immune responseFatty acid oxidationExcessive mitochondrial reactive oxygen speciesMetabolic benefitsImmune responseInflammasome pathwayAdipose tissueInflammationInhibition reversesLipid uptakeLipid metabolismThioredoxin 2Adaptive thermogenesis
2021
An update on brown adipose tissue biology: a discussion of recent findings
Gaspar RC, Pauli JR, Shulman GI, Muñoz VR. An update on brown adipose tissue biology: a discussion of recent findings. AJP Endocrinology And Metabolism 2021, 320: e488-e495. PMID: 33459179, PMCID: PMC7988785, DOI: 10.1152/ajpendo.00310.2020.Peer-Reviewed Original ResearchConceptsBrown adipose tissueBAT thermogenesisBrown adipose tissue biologyEnergy expenditureBrown-like cellsWhole-body glucoseAdipose tissue biologyBAT metabolismAdrenergic drugsAdipose tissuePotential treatmentThermogenic activityWhite adipocytesBody glucoseFat metabolismEndocrine mechanismsBeneficial roleSecretory moleculesActivity capacityTissue biologyThermogenesisRecent findingsRecent studiesAdditional focusMetabolism
2020
Leptin mediates postprandial increases in body temperature through hypothalamus–adrenal medulla–adipose tissue crosstalk
Perry RJ, Lyu K, Rabin-Court A, Dong J, Li X, Yang Y, Qing H, Wang A, Yang X, Shulman GI. Leptin mediates postprandial increases in body temperature through hypothalamus–adrenal medulla–adipose tissue crosstalk. Journal Of Clinical Investigation 2020, 130: 2001-2016. PMID: 32149734, PMCID: PMC7108915, DOI: 10.1172/jci134699.Peer-Reviewed Original ResearchConceptsBrown adipose tissueLeptin concentrationsBody temperatureAdrenomedullary catecholamine secretionPlasma leptin concentrationsAdipose tissue lipolysisFasting-induced reductionFeeding-induced increaseMeal ingestionPlasma catecholaminesPostprandial increaseCatecholamine secretionObese ratsTissue lipolysisLean ratsAdrenergic activationAdipose tissueTissue crosstalkWeight gainIntragastric infusionRatsLeptinBolusLipolysisFatty acids