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Combined Genetic and Chemical Capsid Modifications of Adenovirus-Based Gene Transfer Vectors for Shielding and Targeting
Published on: October 26, 2018
Transcriptionally targeted adenovirus vectors
1Department of Oncology, University of Alberta, Edmonton, Canada.
Current Gene Therapy
|August 17, 2005
Summary
Adenovirus vectors offer efficient gene transfer but require targeting. This review highlights tissue-specific promoters for precise gene delivery, especially to cancer cells, improving safety and efficacy.
Area of Science:
- Biotechnology
- Molecular Biology
- Gene Therapy
Background:
- Adenovirus vectors are highly efficient for gene transfer in mammalian cells.
- Their broad tropism necessitates targeted delivery to prevent adverse effects from unintended gene expression.
- Transcriptional targeting using enhancer-promoters has emerged as a key strategy.
Purpose of the Study:
- To review recent advancements in adenovirus vector development for targeted gene delivery.
- To discuss regulatory elements that confer cell-specific gene expression.
- To highlight the application of targeted adenovirus vectors in cancer therapy.
Main Methods:
- Review of literature on adenovirus vector technology and transcriptional targeting.
- Analysis of regulatory elements for cell-specific gene expression.
- Examination of studies utilizing targeted adenovirus vectors in preclinical cancer models.
Main Results:
- Improvements in adenovirus vector backbones enhance promoter specificity.
- Various tissue- and tumor-specific regulatory elements have been identified and validated.
- Targeted adenovirus vectors show promise for delivering therapeutic genes to cancer cells.
Conclusions:
- Targeted adenovirus vectors represent a significant advancement in gene therapy.
- The use of specific regulatory elements allows for precise control over gene expression.
- Further development holds potential for effective cancer treatment strategies.
