Review Article
New Insights into the Process of Placentation and the Role of Oxidative Uterine Microenvironment
Figure 4
Diagrammatic representation of the different phases of the menstrual cycle, oxidative stress (OS) changes, and fluctuations in ovarian and pituitary hormones. Plasmatic OS marker (hydroperoxides) maximum levels are seen near ovarian and pituitary hormone peaks [161].