Transformed Recruited Cells Overtake PDGF-Induced Murine Gliomas
Author Information
Author(s): Elena I. Fomchenko, Joseph D. Dougherty, Karim Y. Helmy, Amanda M. Katz, Alexander Pietras, Cameron Brennan, Jason T. Huse, Ana Milosevic, Eric C. Holland
Primary Institution: Memorial Sloan Kettering Cancer Center
Hypothesis
Can recruited cells in gliomas become transformed and dominate tumor progression?
Conclusion
Recruited cells in gliomas can become transformed and dominate tumor regions, deviating from the traditional view of gliomagenesis.
Supporting Evidence
- Recruited cells can give rise to gliomas upon transplantation.
- Loss of tumor suppressors enhances the recruitment of normal cells into gliomas.
- Regions dominated by recruited cells can become independent of PDGF signaling.
- Recruited cells exhibit gene expression profiles similar to tumor cells.
- Recruited cells can be serially passaged and retain tumorigenic potential.
Takeaway
In brain tumors called gliomas, normal cells can change and become cancerous, taking over the tumor as it grows.
Methodology
Lineage tracing was performed in a mouse model of PDGF-driven gliomagenesis to analyze the contributions of recruited cells to tumor progression.
Potential Biases
Potential bias in interpreting the role of recruited cells due to the experimental model used.
Limitations
The study primarily uses a mouse model, which may not fully replicate human glioma biology.
Participant Demographics
Ntv-a mice were used in the study.
Statistical Information
P-Value
p<0.006
Statistical Significance
p<0.006
Digital Object Identifier (DOI)
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