Cornell scientists have taken a major step toward developing a safe, reversible, long-acting and 100% effective nonhormonal male contraceptive, considered the holy grail of male contraception. A proof-of-principle study in mice, six years in the making, shows how targeting a natural checkpoint in meiosis, the process by which sex cells reproduce, safely stopped sperm production. The study is published in the journal Proceedings of the National Academy of Sciences.
This article was originally published on MedicalXpress.com

