Influenza B Virus Collection
We are pleased to offer the largest and most comprehensive collection of RNA from Influenza A and B strains used in flu vaccines in the Northern Hemisphere since 1968. We offer the collection in its entirety or in packages of five strains. A complete listing of all Influenza B viruses included in the influenza vaccine by year is shown below. For additional information or to place an order click here to email us.

Call VIRAPUR at 858.824.9000 or email us at info@virapur.com for more information.