ALK抑制剂;ALK Inhibitors;;InformationCrizotinib hydrochloride Crizotinib (PF-02341066) hydrochloride (Xalkori) inhibits tyrosine phosphorylation of c-Met and nucleophosmin (NPM)- anaplastic lymphoma kinase (ALK) with IC50 of of 11 nM and 24 nM in cell-based assays, respectively. Crizotinib hydrochloride is also a potent ROS1 inhibitor with Ki less than 0.025 nM. Crizotinib induces autophagy through inhibition of the STAT3 pathway in multiple lung cancer cell lines.TargetsROS1 (Cell-free assay); c-Met (Cell-based assay); NPM-ALK (Cell-based assay) <0.025 nM(Ki); 11 nM; 24 nM