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September 18, 2025Cellular and Molecular ImmunologyOpen Access

The role of the IL-9‒NLRP3 axis in insulin resistance and adipose tissue inflammation during diet-induced obesity

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Authors

MHMarc P. HübnerDCDe ConinckBLBenjamin Lenz

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Overview

This study demonstrates how IL-9 signaling alters insulin resistance and inflammation in adipose tissue, suggesting potential therapeutic targets for obesity.

Key Points

  • Inhibition of the NLRP3 inflammasome via IL-9 signaling improves insulin sensitivity and reduces inflammation.
  • Recombinant IL-9 treatment reversed insulin insensitivity in high-fat diet-induced obese mice with significant metabolic improvements.
  • IL-9R knockout mice fed a high-fat diet exhibited worsened metabolic health, including increased adipocyte size and impaired glucose tolerance.
  • Pharmacological inhibition of NLRP3 inflammasome activity in IL-9R knockout mice successfully rescued insulin sensitivity and body weight.

Cite This Study

Hübner et al. (2025) studied this question.

synapsesocial.com/papers/68d463db31b076d99fa62cb7https://doi.org/10.1038/s41423-025-01340-4
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Also Consider

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  1. 1NLRP3 Inflammasome Activation in Adipose Tissues and Its Implications on Metabolic Diseases2020 · 94 citations
  2. 2Reversal of High Fat Diet-Induced Obesity, Systemic Inflammation, and Astrogliosis by the NLRP3 Inflammasome Inhibitors NT-0249 and NT-07962024 · 62 citations
  3. 3Suppressing adipocyte inflammation promotes insulin resistance in mice2020 · 99 citations
  4. 4Adipose tissue NLRP3 inflammasome: a therapeutic target in obesity and type 2 diabetes mellitus2025 · 8 citations
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