In-vivo optical detection of cancer using chlorin e6 – polyvinylpyrrolidone induced fluorescence imaging and spectroscopy
2009

Using Chlorin e6 for Cancer Detection

Sample size: 1 publication Evidence: moderate

Author Information

Author(s): Chin William WL, Thong Patricia SP, Bhuvaneswari Ramaswamy, Soo Khee Chee, Heng Paul WS, Olivo Malini

Primary Institution: National Cancer Centre Singapore

Hypothesis

Can chlorin e6 formulated in polyvinylpyrrolidone be used for fluorescence imaging and spectroscopy to detect human cancer tissue?

Conclusion

Chlorin e6-PVP induced fluorescence imaging and spectroscopy can effectively differentiate cancer from normal tissues.

Supporting Evidence

  • Fluorescence imaging clearly outlined tumor margins in preclinical models.
  • Ce6-PVP showed a specificity of 83% in the CAM model.
  • Fluorescence intensity was higher in bladder tumors compared to normal tissues.

Takeaway

This study shows that a special dye can help doctors see cancer better by making it glow under certain lights.

Methodology

Fluorescence imaging and spectroscopy were performed on tumor models in mice and a patient to evaluate the effectiveness of chlorin e6-PVP.

Limitations

The specificity of the method was lower than desired, and the study involved a small sample size.

Participant Demographics

One patient with angiosarcoma and tumor models in mice.

Statistical Information

P-Value

p<0.05

Confidence Interval

95% CI 48.9% to 87.4%

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2342-9-1

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