High-fat diet disturbs lipid raft/TGF-β signaling-mediated maintenance of hematopoietic stem cells in mouse bone marrow

High fat diets (HFD) are thought to perturb murine hematopoiesis as a result of obesity. Here the authors find that short-term HFD reduces hematopoietic stem cells (HSC), disrupts lipid rafts and TGF-β1 signalling. Injecting HFD-fed mice with recombinant TGF-β1 can rescue HSC loss.

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Auteurs principaux: François Hermetet, Anne Buffière, Aziza Aznague, Jean-Paul Pais de Barros, Jean-Noël Bastie, Laurent Delva, Ronan Quéré
Format: article
Langue:EN
Publié: Nature Portfolio 2019
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Accès en ligne:https://doaj.org/article/3e421fb436c9409f853e3bfaa2e091f0
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Résumé:High fat diets (HFD) are thought to perturb murine hematopoiesis as a result of obesity. Here the authors find that short-term HFD reduces hematopoietic stem cells (HSC), disrupts lipid rafts and TGF-β1 signalling. Injecting HFD-fed mice with recombinant TGF-β1 can rescue HSC loss.