Western blot analysis using HER2(Ab-1248) Antibody and HER2(Phospho-Tyr1248) Antibody.Line1: The extracts from A2780 cells; Line2: The extracts from HeLa cells; Line3: The extracts from SK-OV3 cells; Line4: The extracts from SK-OV3 cells preincubated with synthesized peptide.