Eppin | definition of Eppin by Medical dictionary
A protein found in the mammalian testis and epididymis, of uncertain function, under investigation as an immunizing agent to induce reversible male infertility.
References in periodicals archive
Reversible immunocontraception in male monkeys immunized with eppin
They noticed that the epididymis adds the protein Eppin to the surface of sperm as they mature.
O'Rand's team used synthetic Eppin as a vaccine in nine male macaques that already had fathered offspring.