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KITAZATO KENKYUSHO
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KITAZATO KENKYUSHO
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Application filed by KITAZATO KENKYUSHOfiledCriticalKITAZATO KENKYUSHO
Priority to JP49061720ApriorityCriticalpatent/JPS6042209B2/ja
Publication of JPS50154414ApublicationCriticalpatent/JPS50154414A/ja
Publication of JPS6042209B2publicationCriticalpatent/JPS6042209B2/ja
The avian influenza virus nucleoprotein gene and a specific constellation of avian and human virus polymerase genes each specify attenuation of avian-human influenza A/Pintail/79 reassortant viruses for monkeys
Laboratory properties of cold-adapted influenza B live vaccine strains developed in the US and USSR, and their B/Ann Arbor/1/86 cold-adapted reassortant vaccine candidates
An H9N2 influenza virus vaccine prepared from a non-pathogenic isolate from a migratory duck confers protective immunity in mice against challenge with an H9N2 virus isolated from a girl in Hong Kong
Serological evidence and isolation of a virus closely related to the human A/Hong Kong/68 (H3N2) strain in swine populations in CzechoSlovakia in 1969–1972