The flavonoid, fisetin, inhibits UV radiation-induced oxidative stress and the activation of NF-кB and MAPK signaling in human lens epithelial cells
2008

Fisetin Protects Eye Cells from UV Damage

publication Evidence: moderate

Author Information

Author(s): Yao Ke Zhang, Li Zhang, YiDong Ye Pan, Pan Zhu Ning

Primary Institution: Eye Center, Affiliated Second Hospital, College of Medicine, Zhejiang University, Hangzhou, China

Hypothesis

Fisetin would protect human lens epithelial cells from oxidative stress induced by UV radiation.

Conclusion

Fisetin has a potential protective effect against cataract formation by inhibiting oxidative stress and related signaling pathways in human lens epithelial cells.

Supporting Evidence

  • Fisetin inhibited UVB-induced cell death and the generation of reactive oxygen species.
  • Fisetin blocked the activation and translocation of NF-кB in response to UVB exposure.
  • Fisetin reduced the phosphorylation of MAPK proteins induced by UVB.

Takeaway

Fisetin, a natural compound found in fruits and vegetables, helps protect eye cells from damage caused by UV light, which can lead to cataracts.

Methodology

Human lens epithelial cells were exposed to UVB radiation and treated with fisetin, followed by assessments of cell viability, reactive oxygen species generation, and signaling pathway activation.

Limitations

The study was conducted in vitro, and further research is needed to confirm the findings in vivo.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

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