PGD2/PTGDR2 signaling pathway affects the self-renewal capacity of gastric cancer stem cells by regulating ATG4B ubiquitination
2024

How PGD2 Affects Gastric Cancer Stem Cells

publication 10 minutes Evidence: moderate

Author Information

Author(s): Zhang Qiang, Tian HengJin, Ge Kunpeng, Wang FeiFan, Gao PeiYao, Chen AMin, Wang Lulu, Zhao YanMing, Lian Chaoqun, Wang FengChao

Primary Institution: Bengbu Medical University

Hypothesis

The study aims to elucidate how PGD2 inhibits the stemness of gastric cancer stem cells (GCSCs) via autophagy.

Conclusion

The PGD2/PTGDR2 signaling pathway affects GCSCs stemness by regulating autophagy, suggesting it could be a novel target for cancer therapy.

Supporting Evidence

  • PGD2 induced autophagy in gastric cancer stem cells.
  • PTGDR2 knockdown blocked the activation of autophagy by PGD2.
  • PGD2 inhibited the expression of stemness markers CD44 and OCT4 in GCSCs.

Takeaway

This study found that a substance called PGD2 can help stop certain cancer cells from growing by making them recycle their parts better.

Methodology

Gastric cancer stem cells were enriched in vitro, and the effects of PGD2 and PTGDR2 on autophagy were assessed using various biochemical techniques.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3389/fonc.2024.1496050

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