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 metabolismSlc20a1/Pit1 and Slc20a2/Pit2 are essential for normal skeletal myofiber function and survival
Chande S, Caballero D, Ho BB, Fetene J, Serna J, Pesta D, Nasiri A, Jurczak M, Chavkin NW, Hernando N, Giachelli CM, Wagner CA, Zeiss C, Shulman GI, Bergwitz C. Slc20a1/Pit1 and Slc20a2/Pit2 are essential for normal skeletal myofiber function and survival. Scientific Reports 2020, 10: 3069. PMID: 32080237, PMCID: PMC7033257, DOI: 10.1038/s41598-020-59430-4.Peer-Reviewed Original ResearchConceptsHyp miceMuscle functionSkeletal muscleMyofiber functionNormal body weightSkeletal muscle atrophyGene dose-dependent reductionConditional knockout miceReduced oxygen consumption rateStimulation of AMP kinaseKnockout miceHypophosphatemic disordersMuscle atrophyERK1/2 activationGrip strengthConditional deletionHormonal changesLow bloodBody weightC2C12 myoblastsMiceFurther evaluationBlood phosphateDependent reductionAMP kinase