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Neves,C.D.C.; Lacerda,A.C.R.; Lima,L.P.; Lage,V.K.S.; Balthazar,C.H.; Leite,H.R.; Mendonça,V.A.. |
Studies suggest that brain-derived neurotrophic factor (BDNF) and the hypothalamic-pituitary-adrenal (HPA) axis modulate dopaminergic activity in response to nicotine and that the concentrations of BDNF and cortisol seem to be dependent on the amount and duration of smoking. Therefore, we investigated BDNF and cortisol levels in smokers ranked by daily cigarette consumption. Twenty-seven adult males (13 non-smokers and 14 smokers) participated in the study. The smokers were divided in two groups: light (n=7) and heavy smokers (n=7). Anthropometric parameters and age were paired between the groups, and plasma BDNF and salivary cortisol levels were measured. Saliva samples were collected on awakening, 30 min after awakening, at 10:00 and 12:00 am, 5:00 and... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: BDNF; Nicotine consumption; HPA axis; Addiction; Reward system. |
Ano: 2017 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2017001200608 |
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Ribeiro,V.G.C.; Mendonça,V.A.; Souza,A.L.C.; Fonseca,S.F.; Camargos,A.C.R.; Lage,V.K.S.; Neves,C.D.C.; Santos,J.M.; Teixeira,L.A.C.; Vieira,E.L.M.; Teixeira Junior,A.L.; Mezêncio,B.; Fernandes,J.S.C.; Leite,H.R.; Poortmans,J.R.; Lacerda,A.C.R.. |
The aims of this study were 1) to characterize the intensity of the vibration stimulation in women diagnosed with fibromyalgia (FM) compared to a control group of healthy women (HW) matched by age and anthropometric parameters, and 2) to investigate the effect of a single session of whole body vibration (WBV) on inflammatory responses. Levels of adipokines, soluble tumor necrosis factor receptors (sTNFr1, sTNFr2), and brain-derived neurotrophic factor (BDNF) were determined by enzyme-linked immunosorbent assay. Oxygen consumption (VO2) was estimated by a portable gas analysis system, heart rate (HR) was measured using a HR monitor, and perceived exertion (RPE) was evaluated using the Borg scale of perceived exertion. Acutely mild WBV increased VO2 and HR... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Biomarkers; Fibromyalgia; Clinical trial; Inflammation; Acute exercise. |
Ano: 2018 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2018000400615 |
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Neves,C.D.C.; Lacerda,A.C.R.; Lage,V.K.S.; Lima,L.P.; Tossige-Gomes,R.; Fonseca,S.F.; Rocha-Vieira,E.; Teixeira,M.M.; Mendonça,V.A.. |
Chronic exposure to cigarette smoke seems to be related to an increase of pro-inflammatory cytokines, oxidative stress and changes in muscular and physical performances of healthy smokers. However, these parameters have not yet been evaluated simultaneously in previous studies. The participants of this study were healthy males divided into two groups: smokers (n=20) and non-smokers (n=20). Inflammation was evaluated by measuring plasma levels of the cytokines IL-10, IL-6 e TNF-α, and of the soluble receptors sTNFR1 and sTNFR2. Oxidative stress was evaluated by determination of thiobarbituric acid reactive substances (TBARS) plasma levels, total antioxidant capacity of plasma and erythrocytes activity of the antioxidant enzymes superoxide dismutase (SOD)... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Inflammation; Muscle endurance; Redox balance; Smoking; Tobacco cigarette. |
Ano: 2016 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2016001100702 |
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