Prolonged diabetes reversal after intraportal xenotransplantation of wild-type porcine islets in immunosuppressed nonhuman primates

  • Bernhard J. Hering
  • , Martin Wijkstrom
  • , Melanie L. Graham
  • , Maria Hårdstedt
  • , Tor C. Aasheim
  • , Tun Jie
  • , Jeffrey D. Ansite
  • , Masahiko Nakano
  • , Jane Cheng
  • , Wei Li
  • , Kathleen Moran
  • , Uwe Christians
  • , Colleen Finnegan
  • , Charles D. Mills
  • , David E. Sutherland
  • , Pratima Bansal-Pakala
  • , Michael P. Murtaugh
  • , Nicole Kirchhof
  • , Henk Jan Schuurman

Research output: Contribution to journalArticlepeer-review

Abstract

Cell-based diabetes therapy requires an abundant cell source. Here, we report reversal of diabetes for more than 100 d in cynomolgus macaques after intraportal transplantation of cultured islets from genetically unmodified pigs without Gal-specific antibody manipulation. Immunotherapy with CD25-specific and CD154-specific monoclonal antibodies, FTY720 (or tacrolimus), everolimus and leflunomide suppressed indirect activation of T cells, elicitation of non-Gal pig-specific IgG antibody, intragraft expression of proinflammatory cytokines and invasion of infiltrating mononuclear cells into islets.

Original languageEnglish (US)
Pages (from-to)301-303
Number of pages3
JournalNature Medicine
Volume12
Issue number3
DOIs
StatePublished - Mar 2006

ASJC Scopus subject areas

  • General Biochemistry, Genetics and Molecular Biology

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