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Targeting retroviral and lentiviral vectors
V Sandrin1, S J Russell, F L Cosset
1Laboratoire de Vectorologie Rétrovirale et Thérapie Génique, Unité de Virologie Humaine, INSERM U412, Ecole Normale Supérieure de Lyon, 46 allée d'Italie, 69364 Lyon Cedex 07, France.
Current Topics in Microbiology and Immunology
|August 23, 2003
Summary
Developing targeted retroviral vectors for gene therapy relies on understanding viral glycoproteins. Strategies like pseudotyping and biochemical modifications enhance in vivo gene delivery efficiency and specificity.
Area of Science:
- Virology
- Molecular Biology
- Gene Therapy
Background:
- Efficient in vivo gene delivery is crucial for gene therapy applications.
- Viral envelope glycoproteins mediate target cell recognition and host range.
- Modifying glycoproteins can alter retroviral vector tropism.
Purpose of the Study:
- To review the structure and function of viral envelope glycoproteins.
- To discuss emerging targeting strategies for retroviral and lentiviral vectors.
Main Methods:
- Review of scientific literature on viral glycoproteins and gene delivery.
- Analysis of strategies for modifying viral tropism.
- Discussion of pseudotyping, biochemical modifications, and bridging agents.
Main Results:
- Understanding viral glycoprotein structure and function is key to altering tropism.
- Various methods exist to modify glycoproteins for targeted gene delivery.
- Retroviral and lentiviral vector systems offer promising targeting strategies.
Conclusions:
- Targeted gene delivery via modified viral glycoproteins is advancing gene therapy.
- Further research into viral glycoprotein mechanisms will enhance vector design.
- Emerging strategies show potential for precise in vivo gene therapy applications.