Article
Protection afforded by intranasal immunization with the neuraminidase-lacking mutant of influenza A virus in a ferret model.
Vaccine - 22 Apr 2005
Mishin Vasiliy P, Nedyalkova Marina S, Hayden Frederick G, Gubareva Larisa V
Abstract excerpt
Protective efficacy of the intranasal immunization with the neuraminidase (NA)-deficient mutant of the influenza A virus was investigated in ferrets. Despite the highly attenuated replication in vivo, the mutant completely protected the animals against the wild type virus challenge. When challenge was done with antigenic drift variants, significant reductions in the viral titers, inflammatory cell counts, and...
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