School personnel information


IKAWA Masahito

Date of Birth



Biology of Reproduction, Animal Experimentation, Developmental Biology

Mail Address

Mail Address




Organization 【 display / non-display

  • 2001.04.01 - 2004.03.31, Genome Information Research Center, Research Assistant

  • 2004.04.01 - 2007.03.31, Research Institute for Microbial Diseases, Associate Professor

  • 2007.04.01 - 2012.10.31, Research Institute for Microbial Diseases, Associate Professor

  • 2012.11.01 - , Research Institute for Microbial Diseases, Professor

  • 2012.11.01 - , Graduate School of Pharmaceutical Sciences

  • 2013.03.01 - , Graduate School of Medicine

  • 2012.12.01 - , Immunology Frontier Research Center

Education 【 display / non-display

Osaka University Faculty of Pharmaceutical Science  Graduated 1992.03
Osaka University Graduate School, Division of Pharmaceutical Sciences  Completed 1997.03

Research topics 【 display / non-display

  • Laboratory animal science-related, Developmental biology-related

  • Developmental biology-related, Obstetrics and gynecology-related, Urology-related, Animal production science-related

Academic Society Membership 【 display / non-display

  • Japanese Association for Laboratory Animal Science

  • Society for the Study or Reproduction


Academic Papers 【 display / non-display

  • Sperm calcineurin inhibition prevents mouse fertility with implications for male contraceptive, Miyata H, Satouh Y, Mashiko D, Muto M, Nozawa K, Shiba K, Fujihara Y, Isotani A, Inaba K, Ikawa M., Science.,50(6259) 442-445, 2015.10, Papers

  • miR-200b and miR-429 function in mouse ovulation and are essential for female fertility., Hasuwa H, Ueda J, Ikawa M, Okabe M, Science,341(6141):71-3., 2013.07, Papers

  • Complementation of placental defects and embryonic lethality by trophoblast-specific lentiviral gene transfer., Okada Y, Ueshin Y, Isotani A, Saito-Fujita T, Nakashima H, Kimura K, Mizoguchi A, Oh-Hora M, Mori Y, Ogata M, Oshima RG, Okabe M, Ikawa M., Nat Biotechnol.,25 (2) p233-237, 2007.02, Papers

  • The immunoglobulin superfamily protein Izumo is required for sperm to fuse with eggs., Inoue N, Ikawa M, Isotani A, and Okabe M., Nature,434:234-8, 2005.03, Papers

  • The putative chaperone calmegin is required for sperm fertility., Ikawa M, Wada I, Kominami K, Watanabe D, Toshimori K, Nishimune Y, Okabe M., Nature.,387(6633):607-11, 1997.06, Papers

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Awards 【 display / non-display

  • SSR Research Award, Masahito Ikawa, Society for the Study of Reproduction, 2017.07

  • JSPS PRIZE, Masahito Ikawa, Japan Society for the Promotion of Science, 2013.02

  • SRD Outstanding Presentation Award (oral presentation), Taichi Noda, The Society for Reproduction and Development, 2016.09

  • DGD Wiley Blackwell Prize 2015, Daisuke Mashiko, Samantha A Young, Masanaga Muto, Hirotaka Kato , Kaori Nozawa, Masaki Ogawa, Taichi Noda, Yeon-Joo Kim , Yuhkoh Satouh, Yoshitaka Fujihara, Masahito Ikawa, Japanese Society of Developmental Biologists, 2015.06

Media report 【 display / non-display

  • Researchers identify new molecular target for male contraceptives, Pharma Business International, 2015.10

  • Newly Identified Sperm-Specific Protein Bolsters Prospects Of Male Contraceptive, IFLScience, 2015.10

  • Potential Male Birth Control Pill Is Found in an Immunosuppressant Drug, Newsweek, 2015.10

  • Scientists find way to cause temporary infertility in mice, could lead to first birth control pill for men: report, NY Daily News, 2015.10

  • Mouse Study Hints at New 'Male Contraceptive', NIH_ MedlinePlus, 2015.10

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Lecture / Exhibition 【 display / non-display

  • BDR Seminar in Kobe, 2018.10

  • BDR Seminar in Kobe, 2018.10

  • Lecture Series from Osaka University, Japan, CRISPR/Cas9 mediated genome editing in mice, 2016.01

Outside Activity Management 【 display / non-display

  • Academic society, Society for the Study of Reproduction, Program committee Member, 2012.07 - 2014.07