News in Brief Health & Medicine

Sperm protein may offer target for male contraceptive

sperm and egg

ROAD BLOCK  Blocking a newly identified protein in sperm tails stops sperm from penetrating eggs, and could be the key for developing male contraceptives.

cornishman/iStockphoto

By Meghan Rosen

- More than 2 years ago

For 55 years, birth control pills have been exclusively for women. But men may be a step closer to getting in on the action, researchers report online October 1 in Science.