1. Enfermedades Infecciosas y Microbiología, Hospital Universitario Virgen de Valme , Sevilla , Spain
2. Instituto de Biomedicina de Sevilla , Sevilla , Spain
3. Centro de Investigación Biomédica en Red de Enfermedades Infecciosas , Madrid , Spain
4. Department of Physiology, University of Sevilla , Sevilla , Spain
5. Department of Medicine, University of Sevilla , Sevilla , Spain
6. Department of Medical Biochemistry, Molecular Biology and Immunology, University of Sevilla , Sevilla , Spain