Mouse Sperm (IMAGE) Kumamoto University Caption LEFT: Mouse sperm collected by a conventional cell sorter. Motility cannot be maintained and sperm cannot advance. RIGHT: Mouse sperm collected by a cell sorter using a microfluidic device. Motility is maintained and sperm remain active. Video: https://youtu.be/e6SYnvHJz2g Credit Professor Toru Takeo Usage Restrictions This image may only be used in conjunction with the accompanying release, or stories written about the work described in the release with reference to the original work. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.