Movie 2
Frame from a microscopic video of Prss50 null sperm at 40X magnification demonstrating a sperm with two heads (blue circle; 0.1x speed) as well as conjoined sperm.
PRSS50 is a testis protease responsible for proper sperm tail formation and function
Development 2021. 148:None-None; doi: 10.1242/dev.197558