Dark-field microscopy of individual sperm at 200 frames per second in media with varying shear rates (Scale bar is 20 micron) Sperm can modulate their energetics by regulating their flagellar waveform ...

For the first time, frozen testicular tissue collected from a patient when they were a child has been successfully ...

Scientists have identified a protein that may be key to proper sperm formation. Without it, male mice produced no viable sperm, they found. A team at the RIKEN Center for Biosystems Dynamics Research ...

Ultrastructure expansion microscopy of murine male germ cells reveals the fine molecular structures of centrioles (shown in the enlarged image). DNA is stained in blue, and the chromosome axis in red.

Nearly eight to 12 percent of couples all over the world face fertility issues, with male infertility accounting for almost 50 percent of the cases. 1 A common cause of male infertility is errors ...