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Lymphotoxin redux.

N H Ruddle1

  • 1Department of Epidemiology and Public Health, Yale University Medical School, Box 3333, New Haven, CT 06510, USA.

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|October 8, 2014
PubMed
Summary
This summary is machine-generated.

Lymphotoxin (LT) is a lymphokine from activated lymphocytes that can kill bystander cells. Recent gene cloning clarifies LT's distinct nature, mechanism, and role in tissue damage.

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Area of Science:

  • Immunology
  • Molecular Biology
  • Cell Biology

Background:

  • Lymphotoxin (LT) is a lymphokine secreted by activated lymphocytes.
  • LT exhibits cytotoxic effects on bystander cells, including fibroblasts and lymphocytes.
  • LT production is antigen-specific and MHC-restricted in mice, and produced by human T cells and B lymphoblastoid lines.

Purpose of the Study:

  • To elucidate the distinct nature of Lymphotoxin (LT).
  • To understand the mechanism of action of LT.
  • To explore the potential role of LT in tissue-damaging responses.

Main Methods:

  • Review of recent insights into LT.
  • Discussion of LT's mechanism of action.
  • Analysis of LT's role in tissue damage.

Main Results:

  • The cloning of the human LT gene has highlighted its individuality.
  • LT's actions can be differentiated from other lymphokines like interferons.
  • New insights into LT's nature and function are emerging.

Conclusions:

  • LT is a distinct lymphokine with a specific mechanism of action.
  • LT may play a significant role in various tissue-damaging responses.
  • Further research is needed to fully understand LT's implications in immunology and pathology.