Herpes Simplex Virus Type 1 Penetrates the Basement Membrane in Human Nasal Respiratory Mucosa
2011

HSV1 Penetrates the Basement Membrane in Human Nasal Respiratory Mucosa

Sample size: 3 publication 10 minutes Evidence: moderate

Author Information

Author(s): Sarah Glorieux, Claus Bachert, Herman W. Favoreel, Annelies P. Vandekerckhove, Lennert Steukers, Anamaria Rekecki, Wim Van den Broeck, Joline Goossens, Siska Croubels, Reginald F. Clayton, Hans J. Nauwynck

Primary Institution: Ghent University, Belgium

Hypothesis

Can HSV1 penetrate the basement membrane in human nasal respiratory mucosa?

Conclusion

The study demonstrates that HSV1 can penetrate the basement membrane and replicate in the underlying lamina propria.

Supporting Evidence

  • HSV1 induced rounding up and loosening of epithelial cells with very few apoptotic and necrotic cells observed.
  • HSV1 penetrated the basement membrane and replicated in the underlying lamina propria after 16-24 hours of infection.
  • The explant model maintained viability and integrity throughout the 96-hour cultivation period.

Takeaway

Researchers found that a virus called HSV1 can get through a protective layer in the nose and make copies of itself.

Methodology

A human nasal respiratory mucosa explant model was used to study HSV1 interactions, examining viability and integrity over 96 hours.

Potential Biases

Potential bias due to the limited demographic of explant donors.

Limitations

The study was conducted on a small sample size and in vitro conditions may not fully replicate in vivo environments.

Participant Demographics

Explants were obtained from 3 individuals undergoing surgery for septal deviations.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0022160

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