The expressions of Src homology 2(SH 2) containing protein-tyrosine phosphatase 2(Shp-2) were assessed by immunoprecipitation and immunoblotting.

• 用免疫沉淀与印迹法检测含Src同源区 2 (SH2 )蛋白酪氨酸磷酸酶 - 2 (Shp 2 )的表达 ;