1. Institute of Food Science, Technology and Nutrition, Consejo Superior de Investigaciones Científicas (ICTAN-CSIC); C/José Antonio Novais 10 E-28040 Madrid Spain
2. Cellular Biology Department, Faculty of Biology, Complutense University of Madrid (UCM); C/José Antonio Novais 2 E-28040 Madrid Spain
3. ICTS National Centre for Electron Microscopy, Complutense University of Madrid (UCM); Faculty of Chemical Sciences, Ciudad Universitaria; E-28040 Madrid Spain
4. Technical Unit of Mercamadrid; Public Health Institute; Madrid City Council Madrid Spain
5. Museo Nacional de Ciencias Naturales, Consejo Superior de Investigaciones Científicas (MNCN-CSIC); C/José Gutiérrez Abascal 2 E-28006 Madrid Spain
6. Fundación para la Investigación Biomédica del Hospital Carlos III; C/Sinesio Delgado 10 E-28029 Madrid Spain
7. Immunology Department, Hospital Carlos III; C/Sinesio Delgado 10 E-28029 Madrid Spain