2fly CRC in ANG II C57 vs. saline C57 (Table 1) were not different in the presence of antagonists for PGI2 receptor (CAY10441), PGE2 receptors (AH6809, L798106, L161982), and thromboxane A2 receptor (SQ29548). The gene discussed is PTGIR; the disease is colorectal carcinoma.