Peripheral Helper Lymphocytes Produce Interleukin 12 in Cancer Patients

The aim of the study was to seek evidence for the production of IL-12 by CD4 + T lymphocytes in in vitro and ex vivo trials. We performed in vitro trials with spleen cells from mice subjected to carcinogenesis, as well as ex vivo trials with cells obtained from the peripheral blood of healthy indivi...

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Main Authors: Márcia A. Michelin, Douglas R. Abdalla, Andréa A.R. Aleixo, Eddie F.C. Murta
Format: Article
Language:English
Published: SAGE Publishing 2013-01-01
Series:Clinical Medicine Insights: Oncology
Online Access:https://doi.org/10.4137/CMO.S11292
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author Márcia A. Michelin
Douglas R. Abdalla
Andréa A.R. Aleixo
Eddie F.C. Murta
author_facet Márcia A. Michelin
Douglas R. Abdalla
Andréa A.R. Aleixo
Eddie F.C. Murta
author_sort Márcia A. Michelin
collection DOAJ
description The aim of the study was to seek evidence for the production of IL-12 by CD4 + T lymphocytes in in vitro and ex vivo trials. We performed in vitro trials with spleen cells from mice subjected to carcinogenesis, as well as ex vivo trials with cells obtained from the peripheral blood of healthy individuals and cancer patients. We were able to verify a significantly increased expression of IL-12 in CD4 + T lymphocytes from mice and patients with tumors, compared to controls. Follow-up studies are needed to clarify whether this difference is related to being in a chronic disease state or whether it is an attempt by the immune system to produce an anti-tumor response, since T lymphocytes from healthy donors were not able to produce IL-12 when in contact with polyclonal stimuli. We concluded that, in cancer, T helper cells are capable of synthesizing IL-12, raising the question of whether we are faced with another profile, Th12.
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spelling doaj.art-196148fa5d8c4c93bae98a24d3e4bbe92022-12-22T00:28:35ZengSAGE PublishingClinical Medicine Insights: Oncology1179-55492013-01-01710.4137/CMO.S11292Peripheral Helper Lymphocytes Produce Interleukin 12 in Cancer PatientsMárcia A. Michelin0Douglas R. Abdalla1Andréa A.R. Aleixo2Eddie F.C. Murta3Discipline of Immunology, UFTM.Oncology Research Institute (IPON), Federal University of the Triângulo Mineiro (UFTM).Oncology Research Institute (IPON), Federal University of the Triângulo Mineiro (UFTM).Discipline of Gynecology and Obstetrics, UFTM, Uberaba, Minas Gerais, Brazil.The aim of the study was to seek evidence for the production of IL-12 by CD4 + T lymphocytes in in vitro and ex vivo trials. We performed in vitro trials with spleen cells from mice subjected to carcinogenesis, as well as ex vivo trials with cells obtained from the peripheral blood of healthy individuals and cancer patients. We were able to verify a significantly increased expression of IL-12 in CD4 + T lymphocytes from mice and patients with tumors, compared to controls. Follow-up studies are needed to clarify whether this difference is related to being in a chronic disease state or whether it is an attempt by the immune system to produce an anti-tumor response, since T lymphocytes from healthy donors were not able to produce IL-12 when in contact with polyclonal stimuli. We concluded that, in cancer, T helper cells are capable of synthesizing IL-12, raising the question of whether we are faced with another profile, Th12.https://doi.org/10.4137/CMO.S11292
spellingShingle Márcia A. Michelin
Douglas R. Abdalla
Andréa A.R. Aleixo
Eddie F.C. Murta
Peripheral Helper Lymphocytes Produce Interleukin 12 in Cancer Patients
Clinical Medicine Insights: Oncology
title Peripheral Helper Lymphocytes Produce Interleukin 12 in Cancer Patients
title_full Peripheral Helper Lymphocytes Produce Interleukin 12 in Cancer Patients
title_fullStr Peripheral Helper Lymphocytes Produce Interleukin 12 in Cancer Patients
title_full_unstemmed Peripheral Helper Lymphocytes Produce Interleukin 12 in Cancer Patients
title_short Peripheral Helper Lymphocytes Produce Interleukin 12 in Cancer Patients
title_sort peripheral helper lymphocytes produce interleukin 12 in cancer patients
url https://doi.org/10.4137/CMO.S11292
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AT andreaaraleixo peripheralhelperlymphocytesproduceinterleukin12incancerpatients
AT eddiefcmurta peripheralhelperlymphocytesproduceinterleukin12incancerpatients