Synergistic Anticancer Effect of DHA and 5-FU in Gastric Carcinoma Cells

Strategic Insights -

Researchers at Ningbo University in the People's Republic of China have discovered a significant synergistic effect when combining docosahexaenoic acid (DHA) and 5-fluorouracil (5-FU) in suppressing the growth of gastric carcinoma cells. This study suggests that DHA enhances the anticancer effect of 5-FU by increasing the early phase of apoptosis in cancer cells, highlighting a new potential approach for cancer therapy.

Key Takeaways:

  • DHA inhibited the growth of cultured SGC7901 cells at different concentrations in a dose- and time-dependent manner.
  • The growth-inhibition activities of increasing concentrations of 5-FU were markedly enhanced when administered in combination with a dose as low as 40 μg/ml of DHA.
  • The early phase of apoptosis was increased in DHA- and 5-FU-treated cells.
  • BAX mRNA expression increased, while FAS, BCL-2, BCL2L12, and CASPASE-9 mRNA expression decreased in combination-treated cells.
  • The study suggests a new potential approach for cancer therapy by combining DHA and 5-FU.

Statistics:

  • The combination of DHA and 5-FU showed a marked enhancement of growth-inhibition activities at a concentration as low as 40 μg/ml of DHA.
  • The early phase of apoptosis was increased in DHA- and 5-FU-treated cells.
  • The mRNA expression of BAX increased by X% in combination-treated cells.
  • The mRNA expression of FAS, BCL-2, BCL2L12, and CASPASE-9 decreased by Y% in combination-treated cells.

Sources:

  • Zhuo, Z.H., et al. "The effect of combination treatment with docosahexaenoic acid and 5-fluorouracil on the mRNA expression of apoptosis-related genes, including the novel gene BCL2L12, in gastric cancer cells." In Vitro Cellular & Developmental Biology - Animal, vol. 45, no. 1-2, 2009, pp. 69-74.
  • Ningbo University, School Medical, 818 Fenghua Rd., Ningbo 315211, Zhejiang, People's Republic of China.
  • Springer, 233 Spring St., New York, NY 10013, USA.