1. Department of Chemistry, Umeå University, SE-90187 Umeå, Sweden
2. Department of Molecular Microbiology, Center for Women’s Infectious Disease Research, Washington University School of Medicine, St. Louis, 63110 Missouri, United States
3. Department of Microbiology, University of Oslo, N-0316 Oslo, Norway
4. University Lille, CNRS, INSERM, CHU Lille, Institut Pasteur de Lille, U1019-UMR 9017-CIIL-Center for Infection and Immunity of Lille, 59000 Lille, France
5. Oslo University Hospital, N-0424 Oslo, Norway