JTE-952 is a oral, potent active and selective Type II inhibitor of colony stimulating factor-1 receptor (CSF-1R or cFMS, type III receptor tyrosine kinase), with IC50 values of 13 nM and 261 nM for CSF1R and TrkA , respectively. Effective against a mouse
PF-06733804 is a potent inhibitor of pan-Trk in cell-based assays (IC50s: 8.4 nM, 6.2 nM, and 2.2 nM for TrkA, TrkB, and TrkC) with anti-hyperalgesic effect.