Title |
Selenium Supplementation Alter the Frequency of Th17 but not Th1/Th2 Lymphocytes in Diffuse Large B Cell Lymphoma Patients.
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Published in |
Clinical Laboratory, January 2023
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DOI | 10.7754/clin.lab.2022.220317 |
Pubmed ID | |
Authors |
Mehdi Dehghani, Mani Ramzi, Vida Moayed, Narges Rezaei, Mehdi Kalani, Hossein Golmoghaddam, Nargess Arandi |
Abstract |
Selenium (Se) is a micronutrient, which has recently been proven to have a positive effect on the immune system of cancer patients, but the underlying mechanism is not clearly defined. In this randomized controlled trial, we evaluated the effect of three-month Se supplementation on the profile of CD4+ T-helper subsets including IFN-γ+/IL-4- Th1, IFN-γ-/IL-4+ Th2, and CD4+IL-17+ Th17 cells in sixteen diffuse large B cell lymphoma (DLBCL) patients at stable remission phase who consumed Se (Se+) compared to the fourteen control patients who did not receive Se (Se-). The frequency of IFN-γ+/IL-4- Th1, IFN-γ-/IL-4+ Th2, and CD4+IL-17+ Th17 lymphocytes was determined using a four-color flow cytometry method. The results revealed that three-month Se supplementation significantly decreased the proportion of CD4+IL-17+ Th17 lymphocytes but not IFN-γ+/IL-4- Th1 and IFN-γ-/IL-4+ Th2 subtypes in DLBCL patients at stable remission. Change in the percentage of IFN-γ+/IL-4- Th1, IFN-γ-/IL-4+ Th2, and CD4+IL-17+ Th17 cells did not significantly differ between Se+ and Se- groups. No positive correlation was observed between changes in different Th subpopulations in both Se+ and Se- groups. Taken together, three-month Se supplementation can reduce the proportion of CD4+IL-17+ Th17 cells in DLBCL patients at stable remission phase. Larger population and longer follow-up of patients is necessary to specify the clinical significance of Se supplementation on the popularity of T-helper cells in DLBCL patients. |
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