c-Met和EGFR酪氨酸激酶双重抑制剂;Dual c-Met and EGFR tyrosine kinase inhibitor;Butein是植物多酚,作为一个特定的蛋白质酪氨酸激酶抑制剂。;Butein, a plant polyphenol isolated from Rhus verniciflua, is able to inhibit the activation of protein tyrosine kinase, NF-κB and STAT3, also inhibits EGFR.