
Western blot analysis of extracts from COS cells, untransfected (lane 1) or transfected with Wild-type Chk2 (lane 2), Chk2 (S19A) (lane 3), Chk2 (T26S28A) (lane 4), Chk2 (S33S35A) (lane 5) or Chk2 (T68A) (lane 6), using Phospho-Chk2 (Ser19) Antibody.

Western blot analysis of extracts from HeLa cells treated with UV for the indicated times, using Phospho-Chk2 (Ser19) Antibody.

Immunohistochemical analysis of paraffin-embedded human breast carcinoma, showing nuclear localization, using Phospho-Chk2 (Ser19) Antibody.