Acetate mediates a microbiome-brain-β-cell axis to promote metabolic syndrome

Rachel J Perry, Liang Peng, Natasha A Barry, Gary W Cline, Dongyan Zhang, Rebecca L Cardone, Kitt Falk Petersen, Richard G Kibbey, Andrew L Goodman, Gerald I. Shulman

    532 Citations (Scopus)

    Abstract

    Obesity, insulin resistance and the metabolic syndrome are associated with changes to the gut microbiota; however, the mechanism by which modifications to the gut microbiota might lead to these conditions is unknown. Here we show that increased production of acetate by an altered gut microbiota in rodents leads to activation of the parasympathetic nervous system, which, in turn, promotes increased glucose-stimulated insulin secretion, increased ghrelin secretion, hyperphagia, obesity and related sequelae. Together, these findings identify increased acetate production resulting from a nutrient-gut microbiota interaction and subsequent parasympathetic activation as possible therapeutic targets for obesity.

    Original languageEnglish
    JournalNature
    Volume534
    Issue number7606
    Pages (from-to)213-7
    Number of pages5
    ISSN0028-0836
    DOIs
    Publication statusPublished - 8 Jun 2016

    Keywords

    • Acetates
    • Animals
    • Brain
    • Diet, High-Fat
    • Gastrointestinal Microbiome
    • Ghrelin
    • Glucose
    • Hyperphagia
    • Insulin
    • Insulin-Secreting Cells
    • Metabolic Syndrome X
    • Obesity
    • Parasympathetic Nervous System
    • Rats
    • Journal Article
    • Research Support, N.I.H., Extramural
    • Research Support, Non-U.S. Gov't

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