Departments of Physiology and Functional Genomics and Obstetrics and Gynecology, D.H. Barron Reproductive and Perinatal Biology Research Program, University of Florida College of Medicine, Gainesville, FL (K.P.C.); Department of Obstetrics, Gynecology, and Reproductive Sciences, Hannover Medical School, Hannover, Germany (F.v.V.-H.); and Division of Reproductive Endocrinology and Infertility, Department of Gynecology and Obstetrics, Johns Hopkins University School of Medicine, Lutherville, MD (V.L.B.)