BPD-MA-mediated photosensitization in vitro and in vivo: cellular adhesion and β1 integrin expression in ovarian cancer cells
1999

Effects of BPD-MA Photosensitization on Ovarian Cancer Cell Adhesion

publication

Author Information

Author(s): Runnels J M, Chen N, Ortel B, Kato D, Hasan T

Primary Institution: Massachusetts General Hospital

Hypothesis

BPD-MA photosensitization affects the cellular adhesion of ovarian cancer cells to extracellular matrix components.

Conclusion

BPD-MA photosensitization reduces the adhesion of ovarian cancer cells to extracellular matrix proteins, which may influence the effectiveness of photodynamic therapy.

Supporting Evidence

  • BPD-MA photosensitization decreased adhesion to collagen IV, fibronectin, laminin, and vitronectin.
  • The loss of adhesiveness was not solely due to cell death.
  • BPD-MA was found to be largely mitochondrial but also showed diffuse cytosolic fluorescence.

Takeaway

This study found that a treatment called BPD-MA can make ovarian cancer cells stick less to their surroundings, which might change how well a certain therapy works.

Methodology

The study examined the effects of BPD-MA photosensitization on the adhesion of OVCAR 3 ovarian cancer cells to various extracellular matrix components both in vitro and in vivo.

Digital Object Identifier (DOI)

10.1038/sj.bjc.6690448

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