Welcome to Penn Vet’s new website. As we make finishing touches, you may experience brief delays in certain areas of the site. We appreciate your understanding as we work to ensure the best possible user experience.

    Research Area

    Frozen testicular tissue still viable after 20 years (link is external)

    A new study in rats has shown that male testis tissue that is cryopreserved can be reimplanted after more than 20 years and will go on to make viable sperm.