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Cited by 290

The DOI matches its Crossref record; 52 of the 52 references it cites were found in a registry or an index.

Two Roads Diverged: Interferon α/β– and Interleukin 12–mediated Pathways in Promoting T Cell Interferon γ Responses during Viral Infection

Open access
Cousens, Leslie P., Peterson, Ron, Hsu, Sang, Dorner, Andrew, Altman, John D., Ahmed, Rafi, Biron, Christine A.·1999·The Journal of Experimental Medicine

Abstract

Viral infections induce CD8 T cell expansion and interferon (IFN)-γ production for defense, but the innate cytokines shaping these responses have not been identified. Although interleukin (IL)-12 has the potential to contribute, IL-12–dependent T cell IFN-γ has not been detected during viral infections. Moreover, certain viruses fail to induce IL-12, and elicit high levels of IFN-α/β to negatively regulate it. The endogenous factors promoting virus-induced T cell IFN-γ production were defined in studies evaluating CD8 T cell responses during lymphocytic choriomeningitis virus infections of mice. Two divergent supporting pathways were characterized. Under normal conditions of infections, the CD8 T cell IFN-γ response was dependent on endogenous IFN-α/β effects, but was IL-12 independent. In contrast, in the absence of IFN-α/β functions, an IL-12 response was revealed and substituted an alternative pathway to IFN-γ. IFN-α/β–mediated effects resulted in enhanced, but the alternative pathway also promoted, resistance to infection. These observations define uniquely important IFN-α/β–controlled pathways shaping T cell responses during viral infections, and demonstrate plasticity of immune responses in accessing divergent innate mechanisms to achieve similar ultimate goals.

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Metadata

Authors
Cousens, L. P., Peterson, R., Hsu, S., Dorner, A., Altman, J. D., Ahmed, R., & Biron, C. A.
Venue
The Journal of Experimental Medicine
Published
1999-04-19
Volume
189
Issue
8
Pages
1315-1328
ISSN
  • 0022-1007 (ISSN-L)
  • 1540-9538
OpenAlex
W1994310347
Cited by
290
References
52
FWCI
9.29
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Two Roads Diverged: Interferon α/β– and Interleukin 12–mediated Pathways in Promoting T Cell Interferon γ Responses during Viral Infection. https://app.cochat.ai/papers/10.1084/jem.189.8.1315
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Cousens, L. P., Peterson, R., Hsu, S., Dorner, A., Altman, J. D., Ahmed, R., & Biron, C. A. (1999). Two Roads Diverged: Interferon α/β– and Interleukin 12–mediated Pathways in Promoting T Cell Interferon γ Responses during Viral Infection. The Journal of Experimental Medicine. https://doi.org/10.1084/jem.189.8.1315

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