Institution: | 1. Department of Evolutionary Biology, University of Siena, Siena, Italy.; 2. Department of Internal Medicine and Immunoallergology, University of Florence, Florence, Italy.; 3. Department of Biomedical Sciences, University of Padua, Padua, Italy.; 4. Unité de Biochimie des Interactions Macromoléculaires, CNRS URA 2185, Institut Pasteur, Paris, France.;Johns Hopkins School of Medicine, United States of America |