Cellular accumulation of 18F-labelled boronophenylalanine depending on DNA synthesis and melanin incorporation: a double-tracer microautoradiographic study of B16 melanomas in vivo
1993

Study of 18F-labelled boronophenylalanine in melanoma

Sample size: 5 publication Evidence: moderate

Author Information

Author(s): R. Kubota, S. Yamada, K. Ishiwata, M. Tada, T. Ido, K. Kubota

Primary Institution: Tohoku University

Hypothesis

The accumulation of 18F-labelled boronophenylalanine in melanoma cells is related to DNA synthesis and melanin content.

Conclusion

The study found that the accumulation of 18F-labelled boronophenylalanine in melanoma cells is primarily influenced by DNA synthesis activity and melanin content.

Supporting Evidence

  • The greatest amount of 18F-labelled boronophenylalanine was observed in S phase melanocytes.
  • The rate of DNA synthesis in S phase cells corresponded to the volume doubling time.
  • B16F10 melanoma showed the fastest growth rate and highest accumulation of the tracer.

Takeaway

This study shows that a special substance can help treat skin cancer better when the cancer cells are growing quickly and have more color.

Methodology

The study used double-tracer microautoradiography to analyze the accumulation of 18F-labelled boronophenylalanine and DNA synthesis in melanoma models.

Participant Demographics

C57BL/6 and C3H/He male mice with subcutaneously transplanted B16 melanoma and FM3A carcinoma.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

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