The HuMet Repository: Watching human metabolism at work

Patrick Weinisch, Johannes Raffler, Werner Römisch-Margl, Matthias Arnold, Robert P. Mohney, Manuela J. Rist, Cornelia Prehn, Thomas Skurk, Hans Hauner, Hannelore Daniel, Karsten Suhre, Gabi Kastenmüller

Research output: Contribution to journalArticlepeer-review

Abstract

Metabolism oscillates between catabolic and anabolic states depending on food intake, exercise, or stresses that change a multitude of metabolic pathways simultaneously. We present the HuMet Repository for exploring dynamic metabolic responses to oral glucose/lipid loads, mixed meals, 36-h fasting, exercise, and cold stress in healthy subjects. Metabolomics data from blood, urine, and breath of 15 young, healthy men at up to 56 time points are integrated and embedded within an interactive web application, enabling researchers with and without computational expertise to search, visualize, analyze, and contextualize the dynamic metabolite profiles of 2,656 metabolites acquired on multiple platforms. With examples, we demonstrate the utility of the resource for research into the dynamics of human metabolism, highlighting differences and similarities in systemic metabolic responses across challenges and the complementarity of metabolomics platforms. The repository, providing a reference for healthy metabolite changes to six standardized physiological challenges, is freely accessible through a web portal.

Original languageEnglish
Article number114416
JournalCell Reports
Volume43
Issue number8
DOIs
StatePublished - 27 Aug 2024

Keywords

  • CP: Metabolism
  • dynamic metabolic responses in health
  • exercise metabolism
  • metabolic flexibility
  • metabolomics platform comparison
  • oral glucose tolerance test
  • oral lipid tolerance test
  • postprandial metabolism
  • prolonged/extended fasting
  • standardized physiological challenge tests
  • time-series metabolomics

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