1. Immunology Section, Germans Trias i Pujol Research Institute, Autonomous University of Barcelona, Badalona, Spain
2. Catalan Institute of Nanoscience and Nanotechnology, Bellaterra, Spain
3. Institucio Catalana de Recerca i Estudis Avançats (ICREA), Barcelona, Spain
4. CIBER of Diabetes and Associated Metabolic Disease (CIBERDEM). ISCIII, Barcelona, Spain