Cited by 905HIV Research and TreatmentT-cell and Retrovirus StudiesHIV/AIDS drug development and treatment

Cytokine-Induced Expression of HIV-1 in a Chronically Infected Promonocyte Cell Line

Folks, Thomas M., Justement, Jesse, Kinter, Audrey, Dinarello, Charles A., Fauci, Anthony S.·1987·Science

Abstract

A model system for cytokine-induced up-regulation of human immunodeficiency virus type 1 (HIV-1) expression in chronically infected promonocyte clones was established. The parent promonocyte cell line U937 was chronically infected with HIV-1 and from this line a clone, U1, was derived. U1 showed minimal constitutive expression of HIV-1, but virus expression was markedly up-regulated by a phytohemagglutinin-induced supernatant containing multiple cytokines and by recombinant granulocyte/macrophage colony-stimulating factor alone. Recombinant interleukin-1 (IL-1), IL-2, interferon-γ, and tumor necrosis factor-α did not up-regulate virus expression. Concomitant with the cytokine-induced up-regulation of HIV-1, expression of membrane-bound IL-1β was selectively induced in U1 in the absence of induction of other surface membrane proteins. This cytokine up-regulation of IL-1β was not seen in the uninfected parent U937 cell line. These studies have implications for the understanding of the mechanism of progression from a latent or low-level HIV-1 infection to a productive infection with resulting immunosuppression. In addition, this model can be used to delineate the potential mechanisms whereby HIV-1 infection regulates cellular gene expression.

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Registry

Crossref · 10.1126/science.3313729

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33 of 33 references verified0 citation errors · 0 not checkable

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  • U1 is a chronically HIV-1 infected promonocytic cell subclone that exhibits low-level constitutive viral gene expression and replication and is an HIV-1 latency model for infected perivascular macrophages and monocytes.

    “The promonocytic U-937 cell subclone U1, an HIV-1 latency model for infected perivascular macrophages and monocytes, is chronically HIV-1 infected and exhibits low-level constitutive viral gene expression and replication”

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Authors
Folks, T. M., Justement, J., Kinter, A., Dinarello, C. A., & Fauci, A. S.
Affiliations
  • National Institutes of Health (US)
  • Tufts University (US)
Venue
Science
Published
1987-11-06
Volume
238
Issue
4828
Pages
800-802
ISSN
  • 0036-8075 (ISSN-L)
  • 1095-9203
OpenAlex
W2036890038
Cited by
905
References
33
Citations by year
2026: 4 · 2025: 8 · 2024: 16 · 2023: 7 · 2022: 11 · 2021: 9 · 2020: 15 · 2019: 17 · 2018: 10 · 2017: 12 · 2016: 14 · 2015: 17 · 2014: 19 · 2013: 18 · 2012: 20
FWCI
10.47
Type
journal article
Language
en
Open access
closed
Locations
  • Science (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Life Sciences › Immunology and Microbiology › Virology › HIV Research and Treatment
  • Life Sciences › Immunology and Microbiology › Immunology › T-cell and Retrovirus Studies
  • Health Sciences › Medicine › Infectious Diseases › HIV/AIDS drug development and treatment
Keywords
HIV-1, chronic HIV-1 infection, GM-CSF, phytohemagglutinin, IL-1β, interleukin-2, interferon-gamma, TNF-α, viral latency, HIV-1 gene expression regulation, immunosuppression
MeSH terms
Biological Products, Cell Line, Clone Cells, HIV, Monocytes, Recombinant Proteins, Cytokines

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