Fig. 1 (IMAGE)

The University of Osaka

Fig. 1 — Caption

Sperm (red) reaching an egg in the female reproductive tract. Sperm lacking FER1L5 cannot undergo the acrosome reaction, and the acrosome (green) remains when it reaches the egg. Therefore, sperm are unable to fertilize eggs.

Credit

2023, Masahito Ikawa, 2023 Morohoshi et al., Science Advances

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