1 Physical Medicine and Rehabilitation department, Clermont-Ferrand university Hospital, Clermont-Auvergne University, Clermont-Ferrand, France. Electronic address: ecoudeyre@chu-clermontferrand.fr.
2 Division of Rheumatology, Duke Molecular Physiology Institute, Duke University School of Medicine, Durham, NC 27701-2047, United States. Electronic address: vbk@duke.edu.
3 Department of Rehabilitation, Institute of Rheumatology, Cochin Hospital, AP-HP, Inserm U1124, team 2 leader: Pharmacology, Toxicology, and Cell Signalling of Cartilage and Intervertebral Disc, University Paris Descartes, Paris, France. Electronic address: francois.rannou@aphp.fr.