In vitro interleukin 4 and interferon-gamma production by mononuclear cells from atopic dermatitis patients

In order to elucidate further the possible role of specific cytokines in the pathogenesis of atopic dermatitis (AD) the in vitro production of interleukin 4 (IL-4) and interferon-gamma (IFN-γ) in patients with severe atopic dermatitis (n = 4) was compared with that in a group of non-atopic healthy c...

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Main Authors: Serge Well, Friedhelm Diel
Format: Article
Language:English
Published: Wiley 1993-01-01
Series:Mediators of Inflammation
Online Access:http://dx.doi.org/10.1155/S0962935193000584
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author Serge Well
Friedhelm Diel
author_facet Serge Well
Friedhelm Diel
author_sort Serge Well
collection DOAJ
description In order to elucidate further the possible role of specific cytokines in the pathogenesis of atopic dermatitis (AD) the in vitro production of interleukin 4 (IL-4) and interferon-gamma (IFN-γ) in patients with severe atopic dermatitis (n = 4) was compared with that in a group of non-atopic healthy controls. Overall IL-4 production by PHA- and PWM-driven PBMNCs was increased in controls during the first 48 h in culture. Addition of interleukin 2 (IL-2) into parallel cultures generated an insignificant (p > 0.05) increase in IL-4 production in AD patients compared with that from controls. IFN-γ production by PWM-stimulated PBMNCs was markedly decreased in AD patients compared with controls (p < 0.01). Addition of IL-2 (250 U/ml) to parallel cultures failed to restore IFN-γ production in AD patients. Finally, no IL-4 or IFN-γ activity could be detected in any of the sera. In conclusion, the data suggest a possible dysregulation of cytokine production in at least a subgroup of AD patients, with an impaired capacity to secrete IFN-γ, but a partially intact IL-4 generating capacity.
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spelling doaj-art-75ae4fdf5c4c49d383db50a82dd6d4f52025-02-03T01:26:29ZengWileyMediators of Inflammation0962-93511466-18611993-01-012641141510.1155/S0962935193000584In vitro interleukin 4 and interferon-gamma production by mononuclear cells from atopic dermatitis patientsSerge Well0Friedhelm Diel1Department of Nutrition, Fachhochschule Fulda, FB HE, Marquardstr. 35, Fulda 36039, GermanyDepartment of Nutrition, Fachhochschule Fulda, FB HE, Marquardstr. 35, Fulda 36039, GermanyIn order to elucidate further the possible role of specific cytokines in the pathogenesis of atopic dermatitis (AD) the in vitro production of interleukin 4 (IL-4) and interferon-gamma (IFN-γ) in patients with severe atopic dermatitis (n = 4) was compared with that in a group of non-atopic healthy controls. Overall IL-4 production by PHA- and PWM-driven PBMNCs was increased in controls during the first 48 h in culture. Addition of interleukin 2 (IL-2) into parallel cultures generated an insignificant (p > 0.05) increase in IL-4 production in AD patients compared with that from controls. IFN-γ production by PWM-stimulated PBMNCs was markedly decreased in AD patients compared with controls (p < 0.01). Addition of IL-2 (250 U/ml) to parallel cultures failed to restore IFN-γ production in AD patients. Finally, no IL-4 or IFN-γ activity could be detected in any of the sera. In conclusion, the data suggest a possible dysregulation of cytokine production in at least a subgroup of AD patients, with an impaired capacity to secrete IFN-γ, but a partially intact IL-4 generating capacity.http://dx.doi.org/10.1155/S0962935193000584
spellingShingle Serge Well
Friedhelm Diel
In vitro interleukin 4 and interferon-gamma production by mononuclear cells from atopic dermatitis patients
Mediators of Inflammation
title In vitro interleukin 4 and interferon-gamma production by mononuclear cells from atopic dermatitis patients
title_full In vitro interleukin 4 and interferon-gamma production by mononuclear cells from atopic dermatitis patients
title_fullStr In vitro interleukin 4 and interferon-gamma production by mononuclear cells from atopic dermatitis patients
title_full_unstemmed In vitro interleukin 4 and interferon-gamma production by mononuclear cells from atopic dermatitis patients
title_short In vitro interleukin 4 and interferon-gamma production by mononuclear cells from atopic dermatitis patients
title_sort in vitro interleukin 4 and interferon gamma production by mononuclear cells from atopic dermatitis patients
url http://dx.doi.org/10.1155/S0962935193000584
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