1. Department of Infectious Diseases, Molecular Virology, Centre for Integrative Infectious Disease Research University of Heidelberg, Heidelberg, Germany
2. Johannes Gutenberg-Universität Mainz, Institute of Pharmaceutical and Biomedical Sciences, Mainz, Germany
3. Institut National de la Recherche Scientifique, Centre Armand-Frappier Santé Biotechnologie, Laval, Québec, Canada