Assessment of the Antiviral Properties of Recombinant Porcine SP-D against Various Influenza A Viruses In Vitro
2011

Antiviral Properties of Recombinant Porcine SP-D against Influenza A Viruses

Sample size: 30 publication 10 minutes Evidence: moderate

Author Information

Author(s): Hillaire Marine L. B., van Eijk Martin, van Trierum Stella E., van Riel Debby, Saelens Xavier, Romijn Roland A., Hemrika Wieger, Fouchier Ron A. M., Kuiken Thijs, Osterhaus Albert D. M. E., Haagsman Henk P., Rimmelzwaan Guus F.

Primary Institution: Erasmus Medical Centre, Rotterdam, The Netherlands

Hypothesis

Recombinant porcine SP-D will be effective against various influenza A viruses in vitro.

Conclusion

Recombinant porcine SP-D shows promise as a novel antiviral agent against influenza A viruses.

Supporting Evidence

  • Recombinant porcine SP-D was found to be more potent than recombinant human SP-D.
  • Porcine SP-D neutralized a variety of H1N1 and H3N2 influenza A viruses.
  • Recombinant porcine SP-D prevented attachment of influenza viruses to epithelial cells in tissue sections.

Takeaway

Scientists tested a special protein from pigs to see if it could help fight the flu, and it worked really well against many types of the virus.

Methodology

The study involved testing the antiviral activity of recombinant porcine SP-D against 30 influenza A viruses using hemagglutination inhibition assays and infection reduction assays.

Potential Biases

Potential conflicts of interest due to employment of some authors by companies involved in the study.

Limitations

The study was conducted in vitro, and further in vivo studies are needed to confirm the efficacy of recombinant porcine SP-D.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0025005

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