Intratumoral delivery of IL-18 naked DNA induces T-cell activation and Th1 response in a mouse hepatic cancer model
2007

IL-18 DNA Injection Helps Fight Liver Cancer in Mice

Sample size: 8 publication Evidence: moderate

Author Information

Author(s): Chang Chi-Young, Lee Jienny, Kim Eun-Young, Park Hae-Jung, Kwon Choon-Hyuck, Joh Jae-Won, Kim Sung-Joo

Primary Institution: Samsung Medical Center, Sungkyunkwan University School of Medicine

Hypothesis

Does intratumoral delivery of IL-18 plasmid DNA enhance T-cell activation and Th1 response in a mouse model of hepatic cancer?

Conclusion

Direct plasmid DNA transfer of IL-18 may be a useful approach in tumor immunotherapy.

Supporting Evidence

  • IL-18 plasmid injection led to a significant increase in immune cell populations.
  • Tumor growth was significantly lower in mice treated with IL-18 compared to control.
  • Increased levels of IFN-γ were observed in splenocytes from IL-18 treated mice.

Takeaway

Injecting a special DNA into tumors can help the body's immune system fight cancer better.

Methodology

Mice with liver tumors received injections of IL-18 plasmid DNA, and tumor growth and immune responses were measured over time.

Limitations

The study was conducted in mice, and results may not directly translate to humans.

Participant Demographics

BALB/c mice, 6 to 8 weeks old.

Statistical Information

P-Value

0.006

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2407-7-87

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