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Updated: Jul 6, 2026
05:08
Targeted and Selective Treatment of Pluripotent Stem Cell-derived Teratomas Using External Beam Radiation in a Small-animal Model
Published on: February 17, 2019
Stem and progenitor cell-mediated tumor selective gene therapy.
K S Aboody1, J Najbauer, M K Danks
1Division of Hematology/Hematopoietic Cell Transplantation, City of Hope National Medical Center and Beckman Research Institute, Duarte, CA, USA. kaboody@coh.org
Gene Therapy
|March 29, 2008
Summary
Stem cells target tumors, delivering therapeutic genes to fight aggressive cancers. This cell-based therapy shows significant tumor reduction and improved survival in animal models, offering a promising new treatment approach.
Area of Science:
- Oncology
- Stem Cell Biology
- Gene Therapy
Background:
- Aggressive and metastatic tumors have poor prognoses.
- Current cancer treatments cause toxic side effects.
- Need for more effective, tumor-selective therapies.
Purpose of the Study:
- To investigate the potential of stem/progenitor cells for targeted anticancer gene delivery.
- To evaluate the efficacy of stem cell-mediated gene therapy in preclinical cancer models.
Main Methods:
- Utilizing stem cells (neural and mesenchymal) engineered to carry therapeutic genes.
- Delivering these engineered stem cells to various metastatic tumor models in animals.
- Assessing tumor volume, animal survival, and disease-free survival rates.
Main Results:
- Demonstrated significant antitumor responses in animal models.
- Reported substantial tumor volume reduction (up to 90%).
- Achieved increased survival and complete cures in some models (e.g., 90% disease-free survival in neuroblastoma).
Conclusions:
- Stem cells possess inherent tumor-tropic properties for targeted gene delivery.
- Cell-based gene therapy is a promising strategy for treating invasive and metastatic cancers.
- Further research into stem cell biology and gene product efficacy will enhance clinical utility.
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