1. Department of Orthopaedics, University Medical Center Utrecht, Utrecht, The Netherlands
2. Department of Hematology, University Medical Center Utrecht Cancer Center, Utrecht, The Netherlands
3. Laboratory of Translational Immunology, University Medical Center Utrecht, Utrecht, The Netherlands
4. Hubrecht Institute-KNAW & University Medical Center Utrecht, Utrecht, The Netherlands
5. Department of Cell Biology, University Medical Center, Utrecht, The Netherlands