Figure 7From: Endometrial caspase 1 and interleukin-18 expression during the estrous cycle and peri-implantation period of porcine pregnancy and response to early exogenous estrogen administrationRelative content of total IL18 (pg) in uterine flushing collected from control (open bars) and estrogen (black bars) treated gilts (n = 4/day/treatment) on days 10, 12, 13, 15 and 17 of pregnancy. A day × treatment interaction (P < 0.05) was detected. Bars without a common superscript represent a statistical difference.Back to article page