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Human fetal pancreas transplants.

C M Peterson1, L Jovanovic-Peterson, B Formby

  • 1Sansum Medical Research Foundation, Santa Barbara, California 93105.

The Journal of Diabetic Complications
|January 1, 1989
PubMed
Summary
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Human fetal pancreatic islet transplantation shows promise for Type I diabetes, enabling insulin secretion post-transplant. However, it remains experimental, not yet achieving insulin independence or normal glucose response.

Area of Science:

  • Endocrinology
  • Transplantation Immunology
  • Regenerative Medicine

Background:

  • Human fetal pancreatic islet tissue offers potential for treating insulin deficiency in Type I diabetes.
  • Advances allow for viable tissue procurement, storage, and transplantation of minced tissue or isolated islet-like cell clusters.

Purpose of the Study:

  • To evaluate the efficacy and challenges of human fetal pancreatic islet transplantation in Type I diabetes mellitus.
  • To assess insulin secretion and immune response in recipients of fetal pancreatic allografts.

Main Methods:

  • Transplantation of pooled human fetal pancreatic tissue (6-20 donors) into recipients.
  • Monitoring of insulin secretion and antibody response in non-immunosuppressed recipients.

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Main Results:

  • Documented insulin secretion for up to 1 year in some recipients without immunosuppression.
  • Absence of anti-cytoplasmic islet cell antibody response observed in recipients.
  • Procedure did not achieve insulin independence or restore normal glucose-stimulated insulin secretion.

Conclusions:

  • Human fetal pancreatic transplantation is a viable experimental approach for Type I diabetes treatment.
  • Further research is needed to overcome limitations in achieving insulin independence and physiological insulin response.