Sperm's pore propulsion | Science News

ADVERTISEMENT

MISSION CRITICAL

Support credible science journalism.

Subscribe to Science News today.


News

Sperm's pore propulsion

Researchers identify proton channel that helps regulate frantic dash

By
5:48pm, February 4, 2010

Fancy goggles, a swimming cap or the latest high-tech suit won’t help human sperm power through their race to fertilize an egg. Instead, the tiny cells rely on a proton-shedding pore to speed toward their target, a study in the Feb. 5 Cell finds.

The study also reports that a compound similar to the active ingredient in marijuana might interfere with this channel, offering a molecular link between habitual marijuana use and male infertility. Finding other compounds that open or close the channel may offer new ways to control reproduction, the authors say.

This article is available only to subscribing members. Join the Society today or Log in.

Get Science News headlines by e-mail.

More from Science News