Pre-clinical characterization of GMP grade CCL21-gene modified dendritic cells for application in a phase I trial in Non-Small Cell Lung Cancer
2008

Study of CCL21 Gene-Modified Dendritic Cells for Lung Cancer Treatment

Sample size: 16 publication 10 minutes Evidence: moderate

Author Information

Author(s): Baratelli Felicita, Takedatsu Hiroko, Hazra Saswati, Peebles Katherine, Luo Jie, Kurimoto Pam S, Zeng Gang, Batra Raj K, Sharma Sherven, Dubinett Steven M, Lee Jay M

Primary Institution: UCLA Lung Cancer Research Program of the Jonsson Comprehensive Cancer Center

Hypothesis

Intratumoral injection of CCL21-gene modified dendritic cells (CCL21-DC) will stimulate specific immune responses without excluding patients based on HLA phenotype.

Conclusion

Viable and biologically active clinical grade CCL21 gene-modified dendritic cells can be generated from cryopreserved PBMC.

Supporting Evidence

  • Transduction of dendritic cells with CCL21 led to secretion of biologically active CCL21.
  • CCL21-DC maintained high viability and integral biological activities.
  • Supernatants from CCL21-DC induced chemotaxis of T2 cells in vitro.
  • CCL21-DC demonstrated an immature phenotype and retained antigen presentation capabilities.
  • CCL21-DC secreted functional CCL21 capable of inducing chemotaxis.

Takeaway

The researchers found a way to create special immune cells that can help fight lung cancer by using a gene called CCL21.

Methodology

Human monocyte-derived dendritic cells were differentiated and transduced with a clinical grade adenoviral vector encoding CCL21.

Limitations

The study primarily focuses on pre-clinical data and may not fully predict clinical outcomes.

Participant Demographics

Healthy volunteers provided mononuclear cells for the study.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1479-5876-6-38

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