Figure 1From: The role of the muscarinic system in regulating estradiol secretion varies during the estrous cycle: the hemiovariectomized rat modelEffects of unilateral perforation of the peritoneum (PP) (blue) and unilateral ovariectomy (ULO) (green) on estradiol serum levels (pg/ml) performed at 13:00 h of diestrus 1 (D1), diestrus 2 (D2) or proestrus (P), sacrificed one hour later. * p < 0.05 vs. PP (Student's t test).Back to article page