# Retraction Note: Circular RNA circRNF20 promotes breast cancer tumorigenesis and Warburg effect through miR-487a/HIF-1α/HK2

**Authors:** Lili Cao, Min Wang, Yujin Dong, Bo Xu, Ju Chen, Yu Ding, Shusheng Qiu, Liang Li, Elena Karamfilova Zaharieva, Xinwen Zhou, Yanbin Xu

PMC · DOI: 10.1038/s41419-026-08545-z · Cell Death & Disease · 2026-03-20

## Full-text entities

- **Genes:** HIF1A (hypoxia inducible factor 1 subunit alpha) [NCBI Gene 3091] {aka HIF-1-alpha, HIF-1A, HIF-1alpha, HIF1, HIF1-ALPHA, MOP1}, HK2 (hexokinase 2) [NCBI Gene 3099] {aka HKII, HXK2}, MIR487A (microRNA 487a) [NCBI Gene 619555] {aka MIRN487, MIRN487A, hsa-mir-487, mir-487a}
- **Diseases:** tumorigenesis (MESH:D063646), Cell Death (MESH:D003643), breast cancer (MESH:D001943)

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## References

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Source: https://tomesphere.com/paper/PMC13004825