2019
Gaining Weight: Insulin-Eating Islet Macrophages
Spadaro O, Dixit VD. Gaining Weight: Insulin-Eating Islet Macrophages. Immunity 2019, 50: 13-15. PMID: 30650372, DOI: 10.1016/j.immuni.2018.12.026.Peer-Reviewed Original Research
2017
Pathogenesis of hypothyroidism-induced NAFLD is driven by intra- and extrahepatic mechanisms
Ferrandino G, Kaspari RR, Spadaro O, Reyna-Neyra A, Perry RJ, Cardone R, Kibbey RG, Shulman GI, Dixit VD, Carrasco N. Pathogenesis of hypothyroidism-induced NAFLD is driven by intra- and extrahepatic mechanisms. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: e9172-e9180. PMID: 29073114, PMCID: PMC5664516, DOI: 10.1073/pnas.1707797114.Peer-Reviewed Original ResearchConceptsNonalcoholic fatty liver diseaseDe novo lipogenesisAdipose tissue lipolysisHepatic insulin resistanceThyroid hormonesHypothyroid miceImpaired suppressionInsulin resistanceTissue lipolysisInsulin secretionHigh thyroid-stimulating hormone levelsRegulation of THThyroid-stimulating hormone levelsLipid utilizationFatty liver diseaseSerum glucose levelsEndogenous glucose productionLow thyroid hormoneFatty acidsHepatic lipid utilizationLiver diseaseSevere hypothyroidismHormone levelsProfound suppressionGlucose levelsCarnitine 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