
Keywords: ROS، انواع اکسیژن واکنشی; MT, melatonin; SOD, superoxide dismutase; Gpx, glutathione peroxidase; 8-OHdG, 8-hydroxydeoxyguanosine; ROS, reactive oxygen species; RNS, reactive nitrogen species; UA, umbilical artery; UV, umbilical vein; BGA, blood gas analyses; ELISA, enzyme linked i