Impact of Deleting gE in Herpes Simplex Virus 1 on Virus Production and Immune Response
Author Information
Author(s): Manon Claeys, Jonas Delva, Cedric Jacqmotte, Cliff Van Waesberghe, Herman W. Favoreel
Primary Institution: Ghent University
Hypothesis
Does the deletion of the gE protein in HSV-1 lead to increased production of extracellular virus and enhanced interferon alpha production by PBMCs?
Conclusion
The deletion of gE in HSV-1 results in increased extracellular virus production and enhanced interferon alpha production by human PBMCs.
Supporting Evidence
- Cells infected with gEnull HSV-1 triggered significantly increased IFNalpha production by PBMCs compared to WT HSV-1.
- Extracellular virus titers of gEnull HSV-1-infected Vero cells were higher than those of WT HSV-1-infected cells at early time points post inoculation.
- The increased IFNalpha response by PBMCs was attributed to the increased amount of extracellular virions produced by gEnull HSV-1.
Takeaway
When a part of the virus called gE is removed, the virus makes more copies of itself and helps the body's immune cells produce a special signal to fight the virus better.
Methodology
Human PBMCs were co-incubated with Vero cells infected with either wild-type or gEnull HSV-1, and IFNalpha production was measured.
Limitations
The study primarily focuses on in vitro results, which may not fully translate to in vivo conditions.
Participant Demographics
Healthy human donors provided blood samples for PBMC isolation.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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