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Biological activity of gamma interferon.
F Dianzani1, G Antonelli, M R Capobianchi
1Istituto di Virologia, Università degli Studi La Sapienza, Rome, Italy.
Annali Dell'Istituto Superiore Di Sanita
|January 1, 1990
Summary
Gamma interferon (IFN), a key lymphokine, is produced by T lymphocytes and macrophages. It regulates crucial immune responses including cytotoxicity, antigen expression, and macrophage activation.
Area of Science:
- Immunology
- Cell Biology
Background:
- Gamma interferon (IFN) was initially identified as an antiviral agent in 1965.
- It is primarily produced by antigen-specific T lymphocytes, requiring macrophage cooperation.
- IFN is now recognized as a pleiotropic lymphokine with diverse immunological functions.
Purpose of the Study:
- To review the biological functions of gamma interferon (IFN).
- To discuss the cellular mechanisms underlying gamma IFN production.
Main Methods:
- Literature review of scientific publications on gamma interferon.
- Analysis of immunological and cellular biology research.
Main Results:
- Gamma interferon regulates cytotoxicity, MHC antigen expression, cellular differentiation, and antibody production.
- It plays a critical role in macrophage activation.
Conclusions:
- Gamma interferon is a multifaceted lymphokine essential for regulating various immune responses.
- Understanding the cellular events leading to its production is key to comprehending immune regulation.