1. Department of Molecular Medicine, Biochemistry Unit, University of Pavia, Pavia, Italy,
2. Department of Biology and Biotechnology, University of Pavia, Pavia, Italy
3. Section on Physical Biochemistry, Eunice Kennedy Shriver NICHD, NIH, Bethesda, MD, USA
4. Department of Pharmacology & Experimental Therapeutics, Boston University School of Medicine, Boston, MA, USA
5. Center for Genome Research, Department of Medical and Surgical Sciences, University of Modena and Reggio Emilia, Modena, Italy
6. Institute of Osteology and Biomechanic, Center for Experimental Medicine, University of Hamburg, Hamburg, Germany
7. Faculty of Biology, Medicine and Health, University of Manchester, Manchester, UK
8. Medical Faculty, Center for Biochemistry, Center for Molecular Medicine, University of Cologne, Cologne, Germany
9. Department of Public Health and Experimental and Forensic Medicine, Unit of Biostatistics and Clinical Epidemiology, University of Pavia, Pavia, Italy