The concordance ratios (%) of the immunoreactive proliferative lesions for phospho‐protein kinase B 2 (Akt2), phospho‐Akt substrate, and transforming growth factor‐β receptor I (TGFβRI), and negative foci for epidermal growth factor receptor (EGFR) in the glutathione S‐transferase placental form (GST‐P)‐positive proliferative lesions produced after promotion by fenbendazole for 57 weeks. Ad, adenoma; Ca, carcinoma; cyto, cytoplasm; memb, membrane.