Patent Number: 6,309,815

Title: Composition and method for preparation, storage and activation of large populations of immotile sperm

Abstract: A method and composition for extending the viability of immotile sperm is disclosed. The method comprises the steps of (a) preparing an animal for semen collection; (b) collecting semen from the animal; (c) treating the collected semen with a storage buffer solution to substantially inhibit sperm motility; (d) storing the semen for a length of time and at a certain temperature; and (e) reactivating the sperm to normal motility by mixing the inhibited sperm with an activation buffer.

Inventors: Tash; Joseph S. (Leawood, KS), Bracho; Geracimo E. (Overland Park, KS)

Assignee: University of Kansas Medical Center

International Classification: A01N 1/02 (20060101); A01N 001/02 ()

Expiration Date: 10/30/2018