(1) Moscow Research Institute for Viral Preparations, Moscow, USSR;(2) Public Health Laboratory, St. Lukes Hospital, Guildford, Surrey, UK;(3) Division of Virology, National Institute for Biological Standards and Control, London, UK
Abstract:
Summary Genetic analysis of influenza B virus strains isolated during concurrent epidemics (February–March 1982) in three physically separated schools was carried out using the RNA:RNA hybridization technique.The data supports the hypothesis that the influenza B virus epidemics in each school were initiated by different viruses and the variability of the strains in a closed community was found to be minor though some variants were detected.With 2 Figures