1. University Bordeaux, Bacteriology Laboratory, Bordeaux, France
2. INSERM U853, Bordeaux, France
3. Institute for Glycomics, Griffith University, Nathan QLD, Australia
4. University Bordeaux, EA 2406, Bordeaux, France
5. Unit for Biology of Lymphocyte Populations, Immunology Department, Institut Pasteur and CIMI, Unity of Treg Biology and Therapy, University of Pierre & Marie Curie, Paris, France