CEACAM5 and neoplasm: Nanobodies targeting EGF (58), HER2 (59, 60), CAIX (61), death receptor 5 (DR5) (62, 63), c-Met (64, 65), HGF (66), AgSK1 (67), mesothelin (68), proteasome activator complex PA28 (69), ephrin receptor A4 (EphA4) (70), CEA-cell adhesion molecule-6 (CEACAM6) (71), mitochondrial translation elongation factor (TUFM) (72), protein C receptor (73), Wnt receptors (LRP5/6) (74), and CD33 (75) have also demonstrated delayed tumor growth.