Influenza B Victoria lineage candidate vaccine viruses for vaccine development and production for the southern hemisphere 2014 26 September 2013 (last updated 24 January 2014) Parent virus Candidate vaccine virus B/Brisbane/33/2008 Type of Developing virus or institute reassortant Wild type virus NIBSC, UK Wild type virus WHO CCs NIBSC, UK NIB-58 B/Brisbane/60/2008 NIBSC, UK NYMC, USA NIBSC, UK NYMC BX-31B# NYMC, USA NYMC BX-31-CL# NYMC, USA CDC, USA NYMC, USA CDC, USA Classical NYMC BX-33B## NYMC BX-35 New York Medical College, NYMC, USA (NYMC) USA NIID, Japan NYMC, USA NIBSC, UK NIID, Japan ### CDC, USA NYMC, USA NYMC BX-37## Wild type virus B/HongKong/ 259/2010 NIBSC, UK NYMC BX-31# NYMC BX-33## B/Bangladesh/5945/ 2009 Available from NYMC BX-43# Classical Page 1 of 2 CDC, USA NYMC, USA NYMC, USA Parent virus Candidate vaccine virus Type of Developing virus or institute reassortant Available from NYMC BX-43A# Classical NYMC, USA NYMC, USA NYMC BX-43B# Classical NYMC, USA NYMC, USA Wild type virus CDC, USA B/Nevada/3/2011 NYMC BX-47## Classical NYMC, USA Wild type virus NYMC, USA CDC, USA CDC, USA BX-53A### Classical NYMC, USA NYMC, USA CDC, USA BX-53B### Classical NYMC, USA NYMC, USA CDC, USA NYMC, USA NYMC, USA CDC, USA B/Texas/2/2013 *BX-53C### ● # ## ### Classical B/Lee/40 backbone parent B/Panama/45/90 backbone parent B/Lee/40 and B/Panama/45/90 backbone parents * new candidate vaccine virus ● BX-53C reassortant has passed the one-way haemagglutination inhibition test by the WHO Collaborating Centre for Reference and Research on Influenza at CDC Atlanta, United States of America Institutes contact details for candidate vaccine viruses' orders/information: NIBSC: [email protected] or [email protected] NIID: [email protected] CDC: [email protected] NYMC: [email protected] For general enquiries, please contact [email protected] For other candidate vaccine viruses and potency testing reagents, please go to http://www.who.int/influenza/vaccines/virus/en/ Page 2 of 2
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