Wucherer-Pleitker et al. [61] claimed a large number of pyridinylpicolinamide DDR1/DDR2 inhibitors (e.g., 39 (IC50s DDR1 37 nM, DDR2 6.8 nM) showed promise for the treatment of osteoarthritis and other inflammatory diseases. The gene discussed is DDR2; the disease is osteoarthritis.