Modelling the Impact of HIF on Metabolism and the Extracellular Matrix: Consequences for Tumour Growth and Invasion
2025

Impact of HIF on Tumor Growth and Invasion

publication Evidence: moderate

Author Information

Author(s): Spinicci Kévin, Powathil Gibin, Stéphanou Angélique

Primary Institution: Université Grenoble Alpes, CNRS, UMR 5525, VetAgro Sup, Grenoble INP, Grenoble, France

Hypothesis

How does the Hypoxia Inducible Factor (HIF) influence tumor metabolism and cell migration?

Conclusion

The study found that HIF affects collagen remodeling and tumor growth, but does not influence the Warburg effect.

Supporting Evidence

  • HIF impacts collagen remodeling and tumor growth.
  • Cell migration speed is influenced by collagen density.
  • Lower oxygen levels combined with higher collagen reduce tumor proliferation.
  • Collagen conditions affect the shape of the tumor.
  • The Warburg effect was not observed under the studied conditions.

Takeaway

This study looks at how a protein called HIF affects how tumors grow and spread by changing the collagen around them.

Methodology

An agent-based model was developed to simulate tumor growth and the effects of HIF on metabolism and collagen processes.

Limitations

The model was limited to 2D simulations and did not account for the effects of extracellular pH on the matrix.

Digital Object Identifier (DOI)

10.1007/s11538-024-01391-0

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