2017
Non-invasive assessment of hepatic mitochondrial metabolism by positional isotopomer NMR tracer analysis (PINTA)
Perry RJ, Peng L, Cline GW, Butrico GM, Wang Y, Zhang XM, Rothman DL, Petersen KF, Shulman GI. Non-invasive assessment of hepatic mitochondrial metabolism by positional isotopomer NMR tracer analysis (PINTA). Nature Communications 2017, 8: 798. PMID: 28986525, PMCID: PMC5630596, DOI: 10.1038/s41467-017-01143-w.Peer-Reviewed Original ResearchConceptsMitochondrial metabolismHepatic mitochondrial metabolismPyruvate carboxylase fluxCitrate synthase fluxPyruvate cyclingMitochondrial uncouplerIntermediary metabolismSpectrometry analysisPhysiological conditionsChromatography-mass spectrometry analysisSynthase fluxCentral roleMetabolismHepatic mitochondriaGas chromatography-mass spectrometry analysisVivo NMR spectroscopyMitochondriaNMR spectroscopyRegulationUncouplerRoleTracer analysisVivoMaintenance of normoglycemiaWide range
2016
Acetate mediates a microbiome–brain–β-cell axis to promote metabolic syndrome
Perry RJ, Peng L, Barry NA, Cline GW, Zhang D, Cardone RL, Petersen KF, Kibbey RG, Goodman AL, Shulman GI. Acetate mediates a microbiome–brain–β-cell axis to promote metabolic syndrome. Nature 2016, 534: 213-217. PMID: 27279214, PMCID: PMC4922538, DOI: 10.1038/nature18309.Peer-Reviewed Original ResearchConceptsGut microbiotaMetabolic syndromeGlucose-stimulated insulin secretionAltered gut microbiotaParasympathetic nervous systemPossible therapeutic targetGhrelin secretionInsulin resistanceInsulin secretionParasympathetic activationTherapeutic targetNervous systemObesityMicrobiota interactionsSyndromeMicrobiotaSecretionActivationSequelaeHyperphagia