Affiliation: | Laboratory of Physiology, Department of Animal Biology and Genetics, University Florence, Via G. Sansone 1, 50019 Sesto Fiorentino, Italy;Centro di Ricerca e Sviluppo SOFT-INFM-CNR, Universitàdi Roma 'La Sapienza', Italy;European Synchrotron Radiation Facility, Grenoble, France;Council for the Central Laboratory of the Research Councils, Daresbury, UK;Randall Division of Cell and Molecular Biophysics, King's College London, London SE1 1UL, UK |