LEP and neoplasm: Together, this study presents the presence of Ki67, AdipoR1, AdipoR2, adiponectin, Ob-R, leptin, aromatase, COX-1, COX-2, PGF2α, F2-isoprostanes and α-SMA are localised on higher levels in the breast tissues adjacent to the tumor or in the tumor itself which may have pathological consequences in the breast cancer.