2021
Mechanisms and disease consequences of nonalcoholic fatty liver disease
Loomba R, Friedman SL, Shulman GI. Mechanisms and disease consequences of nonalcoholic fatty liver disease. Cell 2021, 184: 2537-2564. PMID: 33989548, DOI: 10.1016/j.cell.2021.04.015.Peer-Reviewed Original ResearchConceptsNonalcoholic fatty liver diseaseProgressive liver injuryFatty liver diseaseNonalcoholic steatohepatitisLiver diseaseLiver injuryHepatocellular carcinomaEffect of NAFLDHepatic stellate cell activationChronic liver diseaseBile acid toxicityStellate cell activationFibrosis progressionAdvanced subtypesMacrophage dysfunctionPathogenetic mechanismsCell activationHepatic glucoseLipid metabolismDisease consequencesDiseaseAcid toxicityCarcinomaInjuryMetabolic origin
2020
OGT suppresses S6K1-mediated macrophage inflammation and metabolic disturbance
Yang Y, Li X, Luan HH, Zhang B, Zhang K, Nam JH, Li Z, Fu M, Munk A, Zhang D, Wang S, Liu Y, Albuquerque JP, Ong Q, Li R, Wang Q, Robert ME, Perry RJ, Chung D, Shulman GI, Yang X. OGT suppresses S6K1-mediated macrophage inflammation and metabolic disturbance. Proceedings Of The National Academy Of Sciences Of The United States Of America 2020, 117: 16616-16625. PMID: 32601203, PMCID: PMC7368321, DOI: 10.1073/pnas.1916121117.Peer-Reviewed Original ResearchConceptsRibosomal protein S6 kinase beta-1Macrophage proinflammatory activationGlcNAc signalingProinflammatory activationUnexpected roleWhole-body metabolismNutrient fluxesLipid accumulationImmune cell activationGlcNAcHomeostatic mechanismsMetabolic disturbancesBeta 1Cell activationDiet-induced metabolic dysfunctionDiet-induced obese miceActivationWhole-body insulin resistanceMacrophage inflammationGlcNAcylationOGTPeripheral tissuesPhosphorylationEnhanced inflammationInsulin resistance