220-LB: Glucagon Promotes Hepatic Autophagy by AMPK-Mediated mTORC1 Inhibition
GALSGAARD K, WEWER ALBRECHTSEN N, HOLST J, SHULMAN G, PETERSEN K, NASIRI A, CLINE G, ZHANG X, LEE J, HUBBARD B. 220-LB: Glucagon Promotes Hepatic Autophagy by AMPK-Mediated mTORC1 Inhibition. Diabetes 2020, 69 DOI: 10.2337/db20-220-lb.Peer-Reviewed Original ResearchSpouse/partnerDohme Corp.Hepatic autophagyMerck SharpKidney diseaseNovo Nordisk A/SAMP kinaseGlucagon treatmentPlasma glucagon concentrationsAdvisory PanelKrebs-Henseleit bicarbonate bufferHepatic protein metabolismNational InstituteNovo Nordisk FoundationMarkers of autophagyHepatic glucose metabolismFasted male ratsProtein/amino acid metabolismGlucagon's roleGlucagon concentrationsGlucagon infusionMale ratsAwake miceNovo Nordisk A/S.Glucose metabolismGlucagon stimulates gluconeogenesis by INSP3R1-mediated hepatic lipolysis
Perry RJ, Zhang D, Guerra MT, Brill AL, Goedeke L, Nasiri AR, Rabin-Court A, Wang Y, Peng L, Dufour S, Zhang Y, Zhang XM, Butrico GM, Toussaint K, Nozaki Y, Cline GW, Petersen KF, Nathanson MH, Ehrlich BE, Shulman GI. Glucagon stimulates gluconeogenesis by INSP3R1-mediated hepatic lipolysis. Nature 2020, 579: 279-283. PMID: 32132708, PMCID: PMC7101062, DOI: 10.1038/s41586-020-2074-6.Peer-Reviewed Original ResearchConceptsHepatic steatosisType 2Nonalcoholic fatty liver diseaseDiet-induced hepatic steatosisFatty liver diseasePlasma glucagon concentrationsHepatic adipose triglyceride lipaseHepatic acetyl-CoA contentHepatic glucose productionRatio of insulinHepatic glucose metabolismInositol triphosphate receptorAdipose triglyceride lipaseMitochondrial oxidationMitochondrial fat oxidationGlucose intoleranceLiver diseaseGlucagon concentrationsInsulin resistancePortal veinAcetyl-CoA contentHepatic lipolysisGlucagon biologyGlucose metabolismKnockout mice