1. School of Biological and Chemical Sciences, University of Galway, University Road, Galway, Ireland
2. Chemical Biology of Carbohydrates, Helmholtz Institute for Pharmaceutical Research Saarland, Helmholtz Centre for Infection Research, Saarbrücken D-66123, Germany
3. Department of Chemistry, Saarland University, Saarbrücken D-66123, Germany
4. Deutsches Zentrum für Infektionsforschung (DZIF), Standort Hannover-Braunschweig, Braunschweig, Germany
5. School of Chemical & BioPharmaceutical Sciences, Technological University Dublin, Dublin, Ireland
6. School of Chemistry, University College Dublin, Belfield, Dublin 4, Ireland