Figure 3.
(A) Immunohistochemical expression of Hrh1, Hrh2, Hrh3 and Hrh4 in normal crypts. H & E stain, 400×; (B) Immunohistochemistry of Hrh1, Hrh2, Hrh3 and Hrh4 in adenocarcinomas developed in the mice of Group 1 (AOM + DSS) and (C) Groups 2 (AOM + DSS + terfenadine), 3 (AOM + DSS + cimetidine) and 4 (AOM + DSS + clobenpropit). Immunohistochemistry, 400×.