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Gene therapy of metastatic disease: progress and prospects
D J Maron1, E A Choi, F R Spitz
1Division of Surgical Oncology, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
Abstract:
Gene therapy remains a new and exciting therapy that holds the potential to impact the care of many diseases. Cancer gene therapy strategies encompass a major part of this developing field. Initial preclinical and phase I clinical trials have demonstrated the ability to transfer genetic material to cells in vitro and in vivo with resultant expression of biologically active protein. Most of these studies have involved direct injection or local installation of vector. A majority of patients succumbing to cancer do so because of metastatic disease. Clearly, to broaden the impact of cancer gene therapy on these patients' outcome, new strategies for targeting regional or systemic disease are required. This article offers a review of current vectors and therapeutic strategies along with the application of these in human cancers.
Insights
Gene therapy shows promise for treating diseases, especially cancer. New strategies are needed to target metastatic cancers for broader patient impact.
Area of Science:
- Oncology
- Molecular Biology
- Biotechnology
Background:
- Gene therapy is an emerging treatment with potential for various diseases.
- Cancer gene therapy is a rapidly developing area.
- Current strategies often involve direct injection or local vector delivery.
Purpose of the Study:
- To review current gene therapy vectors and strategies for cancer treatment.
- To discuss the application of these strategies in human cancers.
- To highlight the need for new approaches targeting metastatic disease.
Main Methods:
- Review of preclinical and phase I clinical trial data.
- Analysis of existing gene therapy vectors.
- Evaluation of therapeutic strategies in human cancers.
Main Results:
- Successful transfer of genetic material and protein expression demonstrated in vitro and in vivo.
- Limitations of current local delivery methods for metastatic disease identified.
- Need for systemic or regional targeting strategies emphasized.
Conclusions:
- Gene therapy holds significant potential for cancer treatment.
- Advancements in vector technology and therapeutic strategies are crucial.
- Developing methods to target metastatic cancer is essential for improving patient outcomes.
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