A stearate-rich diet and oleate restriction directly inhibit tumor growth via the unfolded protein response
2024

Dietary Stearate Inhibits Tumor Growth in Ovarian Cancer

Sample size: 6 publication 10 minutes Evidence: high

Author Information

Author(s): Ogura Jumpei, Yamanoi Koji, Ishida Kentaro, Nakamura Eijiro, Ito Shinji, Aoyama Naoki, Nakanishi Yuki, Menju Toshi, Kawaguchi Kosuke, Hosoe Yuko, Taki Mana, Murakami Ryusuke, Yamaguchi Ken, Hamanishi Junzo, Mandai Masaki

Primary Institution: Kyoto University Graduate School of Medicine

Hypothesis

Can a stearate-rich diet inhibit tumor growth in ovarian cancer models?

Conclusion

A stearate-rich diet significantly reduces tumor growth in ovarian cancer models by inducing DNA damage and apoptosis.

Supporting Evidence

  • Stearate significantly inhibited cancer cell growth more than palmitate.
  • Stearate induced DNA damage and apoptosis in ovarian cancer cells.
  • Dietary interventions can lead to increased stearate levels and reduced oleate levels in tumors.

Takeaway

Eating more stearate and less oleate can help slow down cancer growth.

Methodology

The study involved in vitro and in vivo experiments using various cancer cell lines and mouse models to assess the effects of dietary fatty acids.

Limitations

The detailed mechanisms of how stearate and oleate affect cancer cells are not fully understood, and the dietary conditions may not directly apply to clinical settings.

Statistical Information

P-Value

0.000252

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/s12276-024-01356-2

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