Reestablishment of spermatogenesis after more than 20 years of cryopreservation of rat spermatogonial stem cells reveals an important impact in differentiation capacity

• Eoin C. Whelan,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Visualization, Writing – original draft, Writing – review & editing

  Affiliation Department of Biomedical Sciences, School of Veterinary Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

  https://orcid.org/0000-0003-0842-7722

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• Fan Yang,

  Roles Investigation, Methodology, Writing – review & editing

  Affiliations Department of Biomedical Sciences, School of Veterinary Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America, Department of Histology and Embryology, Medical College, Yangzhou University, Yangzhou, China

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• Mary R. Avarbock,

  Roles Investigation

  Affiliation Department of Biomedical Sciences, School of Veterinary Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

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• Megan C. Sullivan,

  Roles Investigation

  Affiliation Department of Pathobiology, School of Veterinary Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

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• Daniel P. Beiting,

  Roles Methodology, Writing – review & editing

  Affiliation Department of Pathobiology, School of Veterinary Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

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• Ralph L. Brinster

  Roles Conceptualization, Funding acquisition, Methodology, Project administration, Supervision, Writing – review & editing

  * E-mail: brinster@vet.upenn.edu

  Affiliation Department of Biomedical Sciences, School of Veterinary Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

  https://orcid.org/0000-0003-1408-7656

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