Cited by 122Adipose Tissue and MetabolismFibroblast Growth Factor ResearchPeroxisome Proliferator-Activated Receptors

Long-Term Cold Adaptation Does Not Require FGF21 or UCP1

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Keipert, Susanne, Kutschke, Maria, Ost, Mario, Schwarzmayr, Thomas, van Schothorst, Evert M., Lamp, Daniel, Brachthäuser, Laura, Hamp, Isabel +8 more·2017·Cell Metabolism

Abstract

Brown adipose tissue (BAT)-dependent thermogenesis and its suggested augmenting hormone, FGF21, are potential therapeutic targets in current obesity and diabetes research. Here, we studied the role of UCP1 and FGF21 for metabolic homeostasis in the cold and dissected underlying molecular mechanisms using UCP1-FGF21 double-knockout mice. We report that neither UCP1 nor FGF21, nor even compensatory increases of FGF21 serum levels in UCP1 knockout mice, are required for defense of body temperature or for maintenance of energy metabolism and body weight. Remarkably, cold-induced browning of inguinal white adipose tissue (iWAT) is FGF21 independent. Global RNA sequencing reveals major changes in response to UCP1- but not FGF21-ablation in BAT, iWAT, and muscle. Markers of mitochondrial failure and inflammation are observed in BAT, but in particular the enhanced metabolic reprogramming in iWAT supports the thermogenic role of UCP1 and excludes an important thermogenic role of endogenous FGF21 in normal cold acclimation.

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Authors
Keipert, S., Kutschke, M., Ost, M., Schwarzmayr, T., van Schothorst, E. M., Lamp, D., Brachthäuser, L., Hamp, I., Mazibuko, S. E., Hartwig, S., Lehr, S., Graf, E., Plettenburg, O., Neff, F., Tschöp, M. H., & Jastroch, M.
Affiliations
  • Helmholtz Munich (DE)
  • German Institute of Human Nutrition (DE)
  • Leibniz University Hannover (DE)
  • Deutsches Diabetes-Zentrum e.V. (DE)
  • Philipps University of Marburg (DE)
Corresponding author
Jastroch, Martin
Venue
Cell Metabolism
Publisher
Elsevier BV
Published
2017-08
Volume
26
Issue
2
Pages
437-446.e5
ISSN
1550-4131 (ISSN-L)
OpenAlex
W2739667313
Cited by
122
References
47
Citations by year
2026: 7 · 2025: 9 · 2024: 8 · 2023: 11 · 2022: 12 · 2021: 13 · 2020: 16 · 2019: 23 · 2018: 20 · 2017: 3
FWCI
12.59
Type
journal article
Language
en
Open access
Locations
  • Cell Metabolism (publishedVersion)
  • PubMed (publishedVersion)
  • Socio-Environmental Systems Modeling (acceptedVersion)
  • mediaTUM (Technical University of Munich) (submittedVersion)
  • Site cant be reached (submittedVersion)
  • PuSH - Publication Server of Helmholtz Zentrum München (submittedVersion)
  • Data Archiving and Networked Services (DANS) (submittedVersion, other-oa)
Funders
  • German Center for Diabetes Research (DZD)
  • Alexander von Humboldt Foundation
  • Helmholtz Alliance ICEMED and the Helmholtz Initiative on Personalized Medicine iMed by Helmholtz Association
Topics
  • Health Sciences › Medicine › Physiology › Adipose Tissue and Metabolism
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Fibroblast Growth Factor Research
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › Peroxisome Proliferator-Activated Receptors
Keywords
FGF21, UCP1, brown adipose tissue, thermogenesis, cold acclimation, white adipose tissue browning, energy metabolism, body weight, mitochondrial dysfunction, inflammation, metabolic reprogramming, obesity, diabetes mellitus
MeSH terms
Acclimatization, Uncoupling Protein 1, Animals, Adipose Tissue, Brown, Cold Temperature, Fibroblast Growth Factors, Mice, Knockout, Thermogenesis, Mice, Adipose Tissue, White

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