LEP and neoplasm: The results also show that AdipoR1, adiponectin, Ob-R, leptin, aromatase, COX-1, COX-2, F2-isoprostanes and PGF2α were higher in the tissues adjacent to the tumor compared to the tumor tissues based on percent of staining area whereas AdipoR2, leptin and COX-2 were higher in the tumor tissues compared to the breast tissues adjacent to the tumor based on the percent of staining intensity.