1. Department of Obstetrics and Gynecology; Kanazawa University Graduate School of Medical Science; Kanazawa Japan
2. Institute for Environmental and Gender-specific Medicine; Juntendo University Graduate School of Medicine; Urayasu Japan
3. Laboratory of Animal Breeding; Graduate School of Agricultural and Life Sciences; The University of Tokyo; Tokyo Japan
4. Department of Obstetrics and Gynecology; Faculty of Medicine; University of Toyama; Toyama Japan
5. Division of Transgenic Animal Science; Advanced Science Research Center; Kanazawa University; Kanazawa Japan
6. Advanced Fertility Center of Fuchu Nozomi; Osaka Japan
7. Kansai Medical University; Osaka Japan
8. Academia for Repro-Regenerative Medicine; Tokyo Japan