Budget Amount *help |
¥169,000,000 (Direct Cost: ¥130,000,000、Indirect Cost: ¥39,000,000)
Fiscal Year 2017: ¥27,820,000 (Direct Cost: ¥21,400,000、Indirect Cost: ¥6,420,000)
Fiscal Year 2016: ¥27,820,000 (Direct Cost: ¥21,400,000、Indirect Cost: ¥6,420,000)
Fiscal Year 2015: ¥32,370,000 (Direct Cost: ¥24,900,000、Indirect Cost: ¥7,470,000)
Fiscal Year 2014: ¥32,370,000 (Direct Cost: ¥24,900,000、Indirect Cost: ¥7,470,000)
Fiscal Year 2013: ¥48,620,000 (Direct Cost: ¥37,400,000、Indirect Cost: ¥11,220,000)
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Outline of Final Research Achievements |
We applied CRISPR/Cas9 mediated genome editing in fertilized eggs and ES cells to study fertilization related genes in mice. While 54 of 80 testis-specific genes are not essential for male fertility, we found (1) sperm calcineurin is essential for sperm motility and could be male contraceptive target, (2) W62 of oocyte JUNO plays pivotal role to interact with sperm IZUMO1 and subsequent fertilization, and (3) sperm-borne phospholipase C zeta-1 ensures monospermic fertilization in mice.
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