Patents Assigned to University Laval
  • Sperm protective polypeptides and uses thereof
    Publication number: 20070077545
    Abstract: The present invention relates to polypeptides capable of binding chaperone receptors, composition and methods for protecting, restoring, or improving the physiological properties of sperm cells. More particularly, the invention relates to protection of the motility, survival, fertility capability, resistance to cooling, freezing, and thawing of sperm cells put in contact with chaperone polypeptides.
    Type: Application
    Filed: October 14, 2004
    Publication date: April 5, 2007
    Applicant: University Laval
    Inventors: Mathieu Boilard, Marc-Andre Sirard, Pierre Leclerc, Janice Bailey, Catherine Lachance