1. National Research Council of Italy, Institute of Molecular Genetics, IGM-CNR, 40136 Bologna, Italy
2. Rizzoli Orthopaedic Institute, SC Laboratory of Musculoskeletal Cell Biology, 40136 Bologna, Italy
3. Rizzoli Orthopaedic Institute, Laboratory RAMSES, 40136 Bologna, Italy
4. Fondazione Policlinico Tor Vergata, U.O.C. Laboratory of Medical Genetics, 00133 Rome, Italy
5. Tor Vergata University, Department of Biomedicine and Prevention, 00133 Rome, Italy