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Updated: Dec 29, 2025

Defining Gene Functions in Tumorigenesis by Ex vivo Ablation of Floxed Alleles in Malignant Peripheral Nerve Sheath Tumor Cells
Published on: August 25, 2021
Progress and limitations in cancer gene therapy.
1Department of Internal Medicine, Seoul National University Hospital, Cancer Research Institute, Seoul National University Medical College, Korea.
Gene therapy shows progress, but clinical trials face limitations. A review of 464 protocols highlights challenges in current gene therapy research and development.
Area of Science:
- Biomedical Science
- Genetics
- Clinical Research
Background:
- Gene therapy represents a rapidly advancing field with the potential to treat genetic disorders.
- Despite progress, the translation of gene therapy into widespread clinical application faces significant hurdles.
- Understanding the limitations of current clinical trials is crucial for future development.
Purpose of the Study:
- To review the progress of gene therapy.
- To identify and discuss the limitations of current gene therapy clinical trials.
- To provide insights from the author's experience in early gene therapy research.
Main Methods:
- A comprehensive review of 464 human gene therapy trial protocols was conducted.
- Data was sourced from the U.S. National Institutes of Health (NIH) and the U.S. Food and Drug Administration (FDA).
- The author's personal research and experience in gene therapy clinical trials were also discussed.
Main Results:
- The review identified key limitations in the design and execution of contemporary gene therapy clinical trials.
- Analysis of protocols revealed common challenges impacting the efficacy and safety of gene therapy interventions.
- The findings underscore the need for refined strategies in gene therapy research.
Conclusions:
- Current gene therapy clinical trials have inherent limitations that need addressing for advancement.
- Further research and protocol optimization are essential to overcome existing challenges in the field.
- The historical context of gene therapy research, including early trials, informs future directions.
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