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New strategies in immunosuppression.

K I Welsh1

  • 1Department of Immunogenetics, Guy's Hospital, London, UK.

Pediatric Nephrology (Berlin, Germany)
|September 1, 1991
PubMed
Summary

New immunosuppressive therapies focus on T cell subsets, particularly interleukin-2 receptor and CD4-positive T cells. Donor bone marrow offers a promising non-antibody approach for inducing non-reactivity in organ transplantation.

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Area of Science:

  • Immunology
  • Transplantation Science
  • Pharmacology

Background:

  • The field of immunosuppression is rapidly evolving with numerous new reagents.
  • Current research predominantly targets T cells, with a significant shift towards T cell subsets.

Purpose of the Study:

  • To categorize novel immunosuppressive reagents based on their immune response effects.
  • To highlight emerging strategies in immunosuppression for transplantation.

Main Methods:

  • Review of recent scientific literature in transplantation journals.
  • Categorization of immunosuppressive agents by their mechanism of action.
  • Analysis of trends in the development and application of immunosuppressants.

Main Results:

  • A major trend is the increasing use of reagents targeting T cell subsets, such as interleukin-2 receptor and CD4-positive T cells.
  • Monoclonal antibodies against antigen-presenting cells and cell adhesion molecules are also emerging.
  • Donor bone marrow cell subsets show potential as non-antibody inducers of non-reactivity for solid organ grafts.

Conclusions:

  • Specific immunosuppression can be achieved using combinations of reagents or specific agents alone, offering hope for human applications.
  • While promising, the tolerogenic potential of anti-CD4 therapy may be diminished by agents like cyclosporin A and FK-506.

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