About the Authors

Henrik Aggerbeck

hea@ssi.dk (HA); sho@ssi.dk (STH)

Affiliation Department of Vaccine Development, Statens Serum Institut, Copenhagen, Denmark

Rafaela Giemza

Affiliation Centre for Infection, St George’s University of London, London, United Kingdom

Paulatsya Joshi

Affiliation Clinical Research Centre, Faculty of Health and Medical Sciences, University of Surrey Guildford, Guildford, United Kingdom

Pernille N. Tingskov

Affiliation Department of Vaccine Development, Statens Serum Institut, Copenhagen, Denmark

Søren T. Hoff

hea@ssi.dk (HA); sho@ssi.dk (STH)

Affiliation Department of Infectious Disease Immunology, Statens Serum Institut, Copenhagen, Denmark

Julia Boyle

Affiliation Clinical Research Centre, Faculty of Health and Medical Sciences, University of Surrey Guildford, Guildford, United Kingdom

Peter Andersen

Affiliation Department of Infectious Disease Immunology, Statens Serum Institut, Copenhagen, Denmark

David J. M. Lewis

Affiliations Clinical Research Centre, Faculty of Health and Medical Sciences, University of Surrey Guildford, Guildford, United Kingdom, Centre for Infection, St George’s University of London, London, United Kingdom

Competing Interests

PA is co-inventor of a patent related to ESAT-6 but all rights belong to Statens Serum Institut. Patent name: Tuberculosis vaccine. No: WO9501441. There are no further patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: DL HA STH PA. Performed the experiments: RG PJ JB DL. Analyzed the data: DL HA PT STH. Contributed reagents/materials/analysis tools: PT HA. Wrote the paper: HA DL PA STH.