after gel electrophoresis and western blotting , exposure of ovca extracts to the er antibodies , followed by exposure to goat antirat serum and then rat peroxidase antiperoxidase , demonstrated a moiety in ovca that migrated indistinguishably from the er in mcf-7 human breast cancer cells and from that in specimens of breast cancer tissue .
C0027021
peroxidase
C0086418
human