1. Biochemistry and Molecular Biology Unit, Biomedicine Department, Faculty of Medicine and Health Sciences, University of Barcelona, 08036 Barcelona, Spain
2. Clinical and Experimental Respiratory Immunoallergy (IRCE), Institut d’Investigacions Biomediques August Pi i Sunyer (IDIBAPS), 08036 Barcelona, Spain
3. Faculty of Health Sciences, Technical University of Ambato, Ambato 180105, Ecuador
4. Allergy Department, Hospital Clinic, University of Barcelona, 08036 Barcelona, Spain
5. RICORS, Instituto de Salud Carlos III, 28220 Madrid, Spain