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Updated: Jun 28, 2025
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Experimental Infection with Listeria monocytogenes as a Model for Studying Host Interferon-γ Responses
Published on: November 16, 2016
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Interferon-γ and infectious diseases: Lessons and prospects.
Jean-Laurent Casanova1,2,3,4,5, John D MacMicking6,7,8,9, Carl F Nathan10
1St. Giles Laboratory of Human Genetics of Infectious Diseases, Rockefeller Branch, The Rockefeller University, New York, NY 10065, USA.
Science (New York, N.Y.)
|April 18, 2024
Summary
Interferon-gamma (IFN-γ) is crucial for host defense against infectious diseases. Understanding its role and therapeutic potential is key to combating global pathogens.
Area of Science:
- Immunology
- Infectious Diseases
- Microbiology
Background:
- Infectious diseases pose a significant global health burden, necessitating advancements in prevention and treatment.
- Protective immunity is vital for combating infections, with immune signals playing a critical role.
- Interferon-gamma (IFN-γ), a lymphocyte-secreted protein, is a key immune signal known for its macrophage-activating properties.
Purpose of the Study:
- To review the current understanding of Interferon-gamma (IFN-γ) biology.
- To re-evaluate the classification of IFN-γ as an "interferon."
- To assess the therapeutic potential of IFN-γ against widespread microbial pathogens.
Main Methods:
- Literature review and synthesis of existing research on IFN-γ.
- Analysis of historical and recent studies on IFN-γ function.
- Evaluation of clinical and preclinical data regarding IFN-γ as a therapeutic agent.
Main Results:
- IFN-γ is a critical mediator of cellular immunity against a range of pathogens.
- Recent research has highlighted novel roles and mechanisms of IFN-γ action.
- The designation of IFN-γ as an "interferon" is debated due to its distinct functions.
Conclusions:
- IFN-γ is a pivotal cytokine in host defense against infectious diseases.
- Further research into IFN-γ biology may unlock new therapeutic strategies.
- Targeting IFN-γ pathways holds promise for treating infections caused by global pathogens.
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