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Potential antiinflammatory effects of interleukin 4: suppression of human monocyte tumor necrosis factor alpha, interleukin 1, and prostaglandin E2.

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Hart, P H, Vitti, G F, Burgess, D R, Whitty, G A, Piccoli, D S, Hamilton, J A·1989·Proceedings of the National Academy of Sciences

Abstract

Stimulated human monocytes/macrophages are a source of mediators such as tumor necrosis factor alpha (TNF-alpha), interleukin 1 (IL-1), and prostaglandin E2 (PGE2), which can modulate inflammatory and immune reactions. Therefore, the ability to control the production of such mediators by monocytes/macrophages may have therapeutic benefits, and it has been proposed that glucocorticoids may act in this way. Purified human monocytes, when stimulated in vitro with lipopolysaccharide (LPS) or with LPS and gamma interferon (IFN-gamma), produce TNF-alpha, IL-1, and PGE2. Cotreatment of stimulated cells with the purified human lymphokine, interleukin 4 (IL-4 greater than or equal to 0.1-0.5 unit/ml; 12-60 pM) dramatically blocked the increased levels of these three mediators; for TNF-alpha and IL-1, the inhibition was manifest at the level of mRNA. Thus, IL-4 can suppress some parameters of monocyte activation and, as for B cells, have opposite effects to IFN-gamma. The effects of IL-4 on human monocytes are similar to those obtained with the glucocorticoid dexamethasone (0.1 microM).

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Metadata

Authors
Hart, P. H., Vitti, G. F., Burgess, D. R., Whitty, G. A., Piccoli, D. S., & Hamilton, J. A.
Venue
Proceedings of the National Academy of Sciences
Published
1989-05
Volume
86
Issue
10
Pages
3803-3807
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2099826413
Cited by
742
References
0
FWCI
16.28
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Potential antiinflammatory effects of interleukin 4: suppression of human monocyte tumor necrosis factor alpha, interleukin 1, and prostaglandin E2. https://app.cochat.ai/papers/10.1073/pnas.86.10.3803
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Hart, P. H., Vitti, G. F., Burgess, D. R., Whitty, G. A., Piccoli, D. S., & Hamilton, J. A. (1989). Potential antiinflammatory effects of interleukin 4: suppression of human monocyte tumor necrosis factor alpha, interleukin 1, and prostaglandin E2. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.86.10.3803

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