How the Fiber Type Affects Adenovirus Cell Entry and Trafficking
Author Information
Author(s): Corjon Stéphanie, Gonzalez Gaëlle, Henning Petra, Grichine Alexei, Lindholm Leif, Boulanger Pierre, Fender Pascal, Hong Saw-See
Primary Institution: University Lyon 1, INRA UMR 754, Retrovirus and Comparative Pathology, Lyon, France
Hypothesis
The study investigates the role of different adenoviral fiber proteins in the cellular uptake and trafficking of adenovirus vectors.
Conclusion
The fiber type significantly influences the internalization and trafficking pathway of adenovirus vectors, with implications for their use in gene therapy.
Supporting Evidence
- FX enhances the binding of adenovirus vectors to heparan sulfate.
- HAdV5F35 showed lower liver transduction efficiency compared to HAdV5.
- Cellular imaging revealed that HAdV5F35 particles accumulate in late endosomes.
- FX-HAdV5F35 complexes were released in significant amounts via exocytosis.
- The study suggests that the fiber type is a dominant factor in adenoviral vector internalization.
Takeaway
This study shows that the type of fiber protein on adenoviruses affects how they enter and move inside cells, which is important for using these viruses in medicine.
Methodology
The study used surface plasmon resonance and cellular imaging to analyze the binding and transduction efficiency of adenovirus vectors in different cell lines.
Limitations
The study primarily focuses on in vitro models, which may not fully replicate in vivo conditions.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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