Adoptively transferred human lung tumor specific cytotoxic T cells can control autologous tumor growth and shape tumor phenotype in a SCID mouse xenograft model
2007

Controlling Lung Tumors with Immune Cells

Sample size: 6 publication 10 minutes Evidence: moderate

Author Information

Author(s): Oflazoglu Ezogelin, Elliott Mark, Takita Hiroshi, Ferrone Soldano, Henderson Robert A, Repasky Elizabeth A

Primary Institution: Roswell Park Cancer Institute

Hypothesis

Can adoptively transferred human lung tumor specific cytotoxic T cells control autologous tumor growth in a SCID mouse model?

Conclusion

The study shows that tumor antigen-specific CTLs can effectively suppress the growth of lung tumors in a mouse model.

Supporting Evidence

  • The CTLs were found to have an activated memory phenotype.
  • A single injection of CTLs provided significant but temporary control of tumor growth.
  • CTLs were capable of homing to and killing autologous tumors in vivo.
  • Surviving tumor cells expressed reduced MHC class I antigens after CTL treatment.

Takeaway

Scientists found that special immune cells from lung cancer patients can help fight their own tumors when tested in mice.

Methodology

The study used a SCID mouse model to test the effects of adoptively transferred CTLs on lung tumors derived from the same patient.

Limitations

The study is based on a single patient's tumor, which may limit the generalizability of the findings.

Participant Demographics

The study involved a single patient with lung cancer.

Statistical Information

P-Value

<0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1479-5876-5-29

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