About the Authors

Giada Mattiuzzo

Giada.mattiuzzo@nibsc.org

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

James Ashall

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Kathryn S. Doris

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Kirsty MacLellan-Gibson

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Carolyn Nicolson

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Dianna E. Wilkinson

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Ruth Harvey

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Neil Almond

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Robert Anderson

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Stacey Efstathiou

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Philip D. Minor

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Mark Page

Affiliation National Institute for Biological Standards and Controls-MHRA, South Mimms-Potters Bar, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GM CN RH NA RA SE PM MP. Performed the experiments: GM JA KSD KMG. Analyzed the data: GM JA KSD KMG. Wrote the paper: GM DEW NA SE MP.