Transfection of interleukin-8 increases angiogenesis and tumorigenesis of human gastric carcinoma cells in nude mice
1999

Interleukin-8 Boosts Tumor Growth in Stomach Cancer

Sample size: 10 publication Evidence: moderate

Author Information

Author(s): Kitadai Y, Takahashi Y, Haruma K, Naka K, Sumii K, Yokozaki H, Yasui W, Mukaida N, Ohmoto Y, Kajiyama G, Fidler I J, Tahara E

Primary Institution: Hiroshima University School of Medicine

Hypothesis

Does interleukin-8 play a causal role in angiogenesis and tumorigenicity of human gastric cancer?

Conclusion

Interleukin-8 promotes the growth and vascularization of gastric tumors in mice.

Supporting Evidence

  • IL-8 expression correlates with the vascularity of human gastric carcinomas.
  • IL-8-transfected cells produced rapidly growing, highly vascular neoplasms in mice.

Takeaway

This study found that a substance called interleukin-8 helps stomach cancer cells grow and form new blood vessels.

Methodology

The study involved transfecting gastric carcinoma cells with an IL-8 expression vector and injecting them into nude mice.

Digital Object Identifier (DOI)

10.1038/sj.bjc.6690742

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