Inflammatory marker changes in a 24-month dietary and physical activity randomised intervention trial in postmenopausal women
Abstract Chronic low-grade inflammation plays a role in the pathogenesis of several chronic diseases including cancer. Physical activity (PA) and diet have been supposed to modulate inflammatory markers. We evaluated the effects of a 24-month dietary and/or PA intervention on plasma levels of pro-in...
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Nature Portfolio
2020
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oai:doaj.org-article:0803623bd2bb4935ad570f577eab43dd2021-12-02T12:42:28ZInflammatory marker changes in a 24-month dietary and physical activity randomised intervention trial in postmenopausal women10.1038/s41598-020-78796-z2045-2322https://doaj.org/article/0803623bd2bb4935ad570f577eab43dd2020-12-01T00:00:00Zhttps://doi.org/10.1038/s41598-020-78796-zhttps://doaj.org/toc/2045-2322Abstract Chronic low-grade inflammation plays a role in the pathogenesis of several chronic diseases including cancer. Physical activity (PA) and diet have been supposed to modulate inflammatory markers. We evaluated the effects of a 24-month dietary and/or PA intervention on plasma levels of pro-inflammatory cytokines, a secondary analysis in the DAMA factorial trial. The 234 study participants (healthy postmenopausal women with high breast density, 50–69 years, non smokers, no hormone therapy) were randomised to four arms: (1) isocaloric dietary intervention mainly based on plant-foods; (2) moderate-intensity PA intervention with at least 1 h/week of supervised strenuous activity; (3) both interventions; (4) general recommendations on healthy dietary and PA patterns. Interleukins (IL)-1α, -1β, -6, tumor necrosis factor-α and C-reactive protein were measured at baseline and at the end of the intervention. Intention-to-treat-analyses were carried out using Tobit regression. Although all cytokines tended to increase over time, after 24 months women in the PA intervention (arms 2 + 3) showed lower levels of IL-1α (exp(β) = 0.66; p = 0.04) and IL-6 (exp(β) = 0.70; p = 0.01) in comparison with women in the control group (arms 1 + 4). No effects of the dietary intervention emerged. In healthy postmenopausal women with high breast density a moderate-intensity PA appears to slow the age-related increase of pro-inflammatory cytokines.G. MasalaB. BendinelliC. Della BellaM. AssediS. TapinassiI. ErminiD. OcchiniM. CastaldoC. SaievaS. CainiM. M. D’EliosD. PalliNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 10, Iss 1, Pp 1-10 (2020) |
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Medicine R Science Q G. Masala B. Bendinelli C. Della Bella M. Assedi S. Tapinassi I. Ermini D. Occhini M. Castaldo C. Saieva S. Caini M. M. D’Elios D. Palli Inflammatory marker changes in a 24-month dietary and physical activity randomised intervention trial in postmenopausal women |
description |
Abstract Chronic low-grade inflammation plays a role in the pathogenesis of several chronic diseases including cancer. Physical activity (PA) and diet have been supposed to modulate inflammatory markers. We evaluated the effects of a 24-month dietary and/or PA intervention on plasma levels of pro-inflammatory cytokines, a secondary analysis in the DAMA factorial trial. The 234 study participants (healthy postmenopausal women with high breast density, 50–69 years, non smokers, no hormone therapy) were randomised to four arms: (1) isocaloric dietary intervention mainly based on plant-foods; (2) moderate-intensity PA intervention with at least 1 h/week of supervised strenuous activity; (3) both interventions; (4) general recommendations on healthy dietary and PA patterns. Interleukins (IL)-1α, -1β, -6, tumor necrosis factor-α and C-reactive protein were measured at baseline and at the end of the intervention. Intention-to-treat-analyses were carried out using Tobit regression. Although all cytokines tended to increase over time, after 24 months women in the PA intervention (arms 2 + 3) showed lower levels of IL-1α (exp(β) = 0.66; p = 0.04) and IL-6 (exp(β) = 0.70; p = 0.01) in comparison with women in the control group (arms 1 + 4). No effects of the dietary intervention emerged. In healthy postmenopausal women with high breast density a moderate-intensity PA appears to slow the age-related increase of pro-inflammatory cytokines. |
format |
article |
author |
G. Masala B. Bendinelli C. Della Bella M. Assedi S. Tapinassi I. Ermini D. Occhini M. Castaldo C. Saieva S. Caini M. M. D’Elios D. Palli |
author_facet |
G. Masala B. Bendinelli C. Della Bella M. Assedi S. Tapinassi I. Ermini D. Occhini M. Castaldo C. Saieva S. Caini M. M. D’Elios D. Palli |
author_sort |
G. Masala |
title |
Inflammatory marker changes in a 24-month dietary and physical activity randomised intervention trial in postmenopausal women |
title_short |
Inflammatory marker changes in a 24-month dietary and physical activity randomised intervention trial in postmenopausal women |
title_full |
Inflammatory marker changes in a 24-month dietary and physical activity randomised intervention trial in postmenopausal women |
title_fullStr |
Inflammatory marker changes in a 24-month dietary and physical activity randomised intervention trial in postmenopausal women |
title_full_unstemmed |
Inflammatory marker changes in a 24-month dietary and physical activity randomised intervention trial in postmenopausal women |
title_sort |
inflammatory marker changes in a 24-month dietary and physical activity randomised intervention trial in postmenopausal women |
publisher |
Nature Portfolio |
publishDate |
2020 |
url |
https://doaj.org/article/0803623bd2bb4935ad570f577eab43dd |
work_keys_str_mv |
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