About the Authors

Maria Abildgaard Steffensen

Affiliation Institute of International Health, Immunology, and Microbiology, University of Copenhagen, Copenhagen, Denmark

Benjamin Anderschou Holbech Jensen

Affiliation Institute of International Health, Immunology, and Microbiology, University of Copenhagen, Copenhagen, Denmark

Peter Johannes Holst

Affiliation Institute of International Health, Immunology, and Microbiology, University of Copenhagen, Copenhagen, Denmark

Maria Rosaria Bassi

Affiliation Institute of International Health, Immunology, and Microbiology, University of Copenhagen, Copenhagen, Denmark

Jan Pravsgaard Christensen

Affiliation Institute of International Health, Immunology, and Microbiology, University of Copenhagen, Copenhagen, Denmark

Allan Randrup Thomsen

athomsen@sund.ku.dk

Affiliation Institute of International Health, Immunology, and Microbiology, University of Copenhagen, Copenhagen, Denmark

Competing Interests

The authors, P.J. Holst, J.P. Christensen, and A.R. Thomsen, together with the University of Copenhagen, have applied for a patent regarding the strategy for the vector construct* (PCT/DK2009/050310). There are no further 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: MAS PJH JPC ART. Performed the experiments: MAS BHJ MRB. Analyzed the data: MAS BHJ PJH MRB JPC ART. Contributed reagents/materials/analysis tools: JPC ART. Wrote the paper: MAS ART.