CXCL6 and osteoarthritis: Having reduced the chemotactic function of GCP‐2 by impairing GAG binding, we investigated whether administration of GCP‐2‐T in a therapeutic regime could improve the outcome of instability‐induced osteoarthritis following menisco‐ligament injury (MLI) (Hamada et al, 2014; Thorup et al, 2020b).