Serum Cytokine Profile by ELISA in Patients with Echinococcal Cysts of the Liver: A Stage-Specific Approach to Assess Their Biological Activity

To investigate the usefulness of serum cytokine dosage in the clinical management of cystic echinococcosis (CE), we analyzed serum levels of Th1 and Th2 cytokines in patients with hepatic CE in different cyst stages, CE1-2 (active), CE3a-3b (transitional), and CE4-5 (inactive). Ex vivo assessment of...

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Main Authors: Luca Piccoli, Valeria Meroni, Francesca Genco, Francesca Tamarozzi, Carmine Tinelli, Carlo Filice, Enrico Brunetti
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Clinical and Developmental Immunology
Online Access:http://dx.doi.org/10.1155/2012/483935
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author Luca Piccoli
Valeria Meroni
Francesca Genco
Francesca Tamarozzi
Carmine Tinelli
Carlo Filice
Enrico Brunetti
author_facet Luca Piccoli
Valeria Meroni
Francesca Genco
Francesca Tamarozzi
Carmine Tinelli
Carlo Filice
Enrico Brunetti
author_sort Luca Piccoli
collection DOAJ
description To investigate the usefulness of serum cytokine dosage in the clinical management of cystic echinococcosis (CE), we analyzed serum levels of Th1 and Th2 cytokines in patients with hepatic CE in different cyst stages, CE1-2 (active), CE3a-3b (transitional), and CE4-5 (inactive). Ex vivo assessment of Th1 (IFN-γ) and Th2 (IL-4, IL-13, and IL-10) cytokines in sera was carried out using ELISA. IL-10 was undetectable in all serum samples of patients and controls, while a few sera contained measurable amounts of IFN-γ, IL-4, and IL-13. No statistically significant difference was found between the percentages of positive samples for each cytokine and the different groups analyzed (patients/controls, stage, number, location, and size of the cyst, serology, and sex of patients), with the exception of the association of IL-4 and IL-13 with the cyst stage. Overall, this investigation showed many limits of serum cytokine dosage as a marker of biological activity of echinococcal cysts. Because of low sensitivity and lack of specificity of this test, we believe that other ways to evaluate ex vivo biological activity of the cysts should be explored.
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spelling doaj-art-c40a1202d7e347d99832ba828d9bffb12025-02-03T01:02:06ZengWileyClinical and Developmental Immunology1740-25221740-25302012-01-01201210.1155/2012/483935483935Serum Cytokine Profile by ELISA in Patients with Echinococcal Cysts of the Liver: A Stage-Specific Approach to Assess Their Biological ActivityLuca Piccoli0Valeria Meroni1Francesca Genco2Francesca Tamarozzi3Carmine Tinelli4Carlo Filice5Enrico Brunetti6Department of Infectious Diseases, IRCCS San Matteo Hospital Foundation, University of Pavia, and WHO Collaborating Centre for Clinical Management of Cystic Echinococcosis, Pavia 27100, ItalyLaboratory of Parasitology, Department of Infectious Diseases, IRCCS San Matteo Hospital Foundation, University of Pavia, Pavia 27100, ItalyLaboratory of Parasitology, Department of Infectious Diseases, IRCCS San Matteo Hospital Foundation, University of Pavia, Pavia 27100, ItalyDepartment of Infectious Diseases, IRCCS San Matteo Hospital Foundation, University of Pavia, and WHO Collaborating Centre for Clinical Management of Cystic Echinococcosis, Pavia 27100, ItalyClinical Epidemiology and Biometric Unit, IRCCS San Matteo Hospital Foundation, Pavia 27100, ItalyDepartment of Infectious Diseases, IRCCS San Matteo Hospital Foundation, University of Pavia, and WHO Collaborating Centre for Clinical Management of Cystic Echinococcosis, Pavia 27100, ItalyDepartment of Infectious Diseases, IRCCS San Matteo Hospital Foundation, University of Pavia, and WHO Collaborating Centre for Clinical Management of Cystic Echinococcosis, Pavia 27100, ItalyTo investigate the usefulness of serum cytokine dosage in the clinical management of cystic echinococcosis (CE), we analyzed serum levels of Th1 and Th2 cytokines in patients with hepatic CE in different cyst stages, CE1-2 (active), CE3a-3b (transitional), and CE4-5 (inactive). Ex vivo assessment of Th1 (IFN-γ) and Th2 (IL-4, IL-13, and IL-10) cytokines in sera was carried out using ELISA. IL-10 was undetectable in all serum samples of patients and controls, while a few sera contained measurable amounts of IFN-γ, IL-4, and IL-13. No statistically significant difference was found between the percentages of positive samples for each cytokine and the different groups analyzed (patients/controls, stage, number, location, and size of the cyst, serology, and sex of patients), with the exception of the association of IL-4 and IL-13 with the cyst stage. Overall, this investigation showed many limits of serum cytokine dosage as a marker of biological activity of echinococcal cysts. Because of low sensitivity and lack of specificity of this test, we believe that other ways to evaluate ex vivo biological activity of the cysts should be explored.http://dx.doi.org/10.1155/2012/483935
spellingShingle Luca Piccoli
Valeria Meroni
Francesca Genco
Francesca Tamarozzi
Carmine Tinelli
Carlo Filice
Enrico Brunetti
Serum Cytokine Profile by ELISA in Patients with Echinococcal Cysts of the Liver: A Stage-Specific Approach to Assess Their Biological Activity
Clinical and Developmental Immunology
title Serum Cytokine Profile by ELISA in Patients with Echinococcal Cysts of the Liver: A Stage-Specific Approach to Assess Their Biological Activity
title_full Serum Cytokine Profile by ELISA in Patients with Echinococcal Cysts of the Liver: A Stage-Specific Approach to Assess Their Biological Activity
title_fullStr Serum Cytokine Profile by ELISA in Patients with Echinococcal Cysts of the Liver: A Stage-Specific Approach to Assess Their Biological Activity
title_full_unstemmed Serum Cytokine Profile by ELISA in Patients with Echinococcal Cysts of the Liver: A Stage-Specific Approach to Assess Their Biological Activity
title_short Serum Cytokine Profile by ELISA in Patients with Echinococcal Cysts of the Liver: A Stage-Specific Approach to Assess Their Biological Activity
title_sort serum cytokine profile by elisa in patients with echinococcal cysts of the liver a stage specific approach to assess their biological activity
url http://dx.doi.org/10.1155/2012/483935
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