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Pandemic H1N1 vaccine requires the use of an adjuvant to protect against challenge in naïve ferrets

  • Benoît Baras
  • , Leon de Waal
  • , Koert J Stittelaar
  • , Valérie Jacob
  • , Sandra Giannini
  • , Edwin J B Veldhuis Kroeze
  • , Judith M A van den Brand
  • , Geert van Amerongen
  • , James H Simon
  • , Emmanuel Hanon
  • , Sally P Mossman
  • , Albert D M E Osterhaus

    Research output: Contribution to journalArticleAcademicpeer-review

    Abstract

    In the context of an A/H1N1 influenza pandemic situation, this study demonstrates that heterologous vaccination with an AS03-adjuvanted 2008/2009 seasonal trivalent and pandemic H5N1 monovalent split vaccine conferred partial protection in influenza-naïve ferrets after challenge with the influenza pandemic H1N1 A/The Netherlands/602/09 virus. Further, unlike saline control and non-adjuvanted vaccine, it was shown that immunization of naïve ferrets with an AS03-adjuvanted pandemic H1N1 A/California/7/09 influenza split vaccine induced increased antibody response and enhanced protection against the challenge strain, including significant reduction in viral shedding in the upper respiratory tract and reduced lung pathology post-challenge. These results show the need for vaccination with the adjuvanted vaccine to fully protect against viral replication and influenza disease in unprimed ferrets.

    Original languageEnglish
    Pages (from-to)2120-6
    Number of pages7
    JournalVaccine
    Volume29
    Issue number11
    DOIs
    Publication statusPublished - 2011

    UN SDGs

    This output contributes to the following UN Sustainable Development Goals (SDGs)

    1. SDG 3 - Good Health and Well-being
      SDG 3 Good Health and Well-being

    Keywords

    • Adjuvants, Immunologic
    • Animals
    • Antibodies, Viral
    • Ferrets
    • Influenza A Virus, H1N1 Subtype
    • Influenza A Virus, H5N1 Subtype
    • Influenza Vaccines
    • Lung
    • Neutralization Tests
    • Orthomyxoviridae Infections
    • Viral Load
    • Virus Replication
    • Virus Shedding
    • Comparative Study
    • Journal Article
    • Research Support, Non-U.S. Gov't

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