1. Center of Reproductive Medicine (J.-J.L., X.-Y.L.), the Sixth Affiliated Hospital, Sun Yat-sen University, Guangzhou 520655, China
2. Robinson Research Institute (J.-J.L., S.S., M.A.W., G.A.M., L.J.R., R.B.G., D.G.M.), School of Paediatrics and Reproductive Health, The University of Adelaide, Adelaide 5005, Australia
3. Institute of Agriculture (S.S.), Department of Biological Production, Tokyo University of Agriculture and Technology, Tokyo 183-0057, Japan
4. Department of Plant Physiology and Biophysics (T.D.M.), Julius-von-Sachs Institute of the University Wuerzburg, 97082 Wuerzburg, Germany
5. Discipline of Obstetrics and Gynaecology, School of Women's and Children's Health (R.B.G.), Royal Hospital for Women, University of New South Wales, Sydney, New South Wales 2031 Australia