Journal article

Control of pandemic (H1N1) 2009 influenza virus infection of ferret lungs by non-adjuvant-containing pandemic and seasonal vaccines

Steven Rockman, Deborah J Middleton, Martin J Pearse, Ian G Barr, Sue Lowther, Lorena E Brown

VACCINE | ELSEVIER SCI LTD | Published : 2012

Abstract

The pandemic H1N1 2009 influenza virus caused relatively mild disease in most infected people but some suffered extensively from primary lung infection, many more than would have occurred with seasonal influenza infection. Early commercially available pandemic H1N1 vaccines did not contain adjuvant, as did many of the subsequent vaccines, and could not stop infection with the pandemic virus in vaccinated ferrets. Nevertheless, we showed that virus loads in the lungs were greatly diminished in ferrets vaccinated once with an unadjuvanted pandemic vaccine and challenged with 10(6)EID(50) wildtype A/California/07/2009 (H1N1). In addition, a single inoculation with seasonal vaccine showed benefi..

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