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31.
Cristiane Maria Pinto Diniz Tiago Lopes Farias Mayane Carneiro Alves Pereira Caio Breno Reis Pires Luciana Soares Lages Gonçalves Patrícia Chaves Coertjens Marcelo Coertjens 《International journal of occupational medicine and environmental health》2014,27(2):216-223
Objectives
The aim of this study was to verify and analyze the existence of chronic adaptations of lung function in free-diving fishermen whose occupation is artisanal fishing.Material and Methods
This was a cross-sectional study involving 11 breath-hold diving fishermen and 10 non-breath-hold diving fishermen (control) from the village of Bitupitá in the municipality of Barroquinha (Ceará — Brazil). Anthropometric measurements, chest and abdominal circumferences as well as spirometric and respiratory muscle strength tests were conducted according to the specifications of the American Thoracic Society/European Respiratory Society (ATS/ERS). In order to compare the measured values versus the predicted values, Student t test was used in the case of parametric test and Wilcoxon test in the case of nonparametric test. To compare the inter-group means Student t test was used for parametric test and Mann-Whitney test for the nonparametric one. The level of significance was set at α = 5%.Results
The forced vital capacity (FVC) (4.9±0.6 l vs. 4.3±0.4 l) and forced expiratory volume in 1 s (FEV1) (4.0±0.5 l vs. 3.6±0.3 l) were, respectively, higher in the group of divers compared to the control group (p ≤ 0.05). Furthermore, in the group of free divers, the measured FVC, FEV1 and FEV1/FVC ratios were significantly greater than the predicted ones. No differences were found between the measured respiratory pressures.Conclusions
These results indicate that breath-hold diving seems to produce chronic adaptations of the respiratory system, resulting in elevated lung volumes with no airway obstruction. 相似文献32.
33.
Edjair V. Cabral Leucio D. Vieira Bruna R. M. Sant'Helena Valdilene S. Ribeiro Juliane S. Farias Regina S. Aires Silvania T. Paz Humberto Muzi‐Filho Ana D. Paixo Adalberto Vieyra 《Clinical and experimental pharmacology & physiology》2019,46(12):1151-1165
Maternal salt overload programs cardiovascular and renal alterations in the offspring. However, beneficial and harmful effects of high dose vitamin E supplementation have been described in humans and animals. We investigated the hypothesis as to whether cardiac and renal alterations can be programmed by gestational salt overload, and can become further modified during lactation and after weaning. Male Wistar rats were used, being the offspring of mothers that drank either tap water or 0.3 mol/L NaCl for 20 days before and during pregnancy. α‐Tocopherol (0.35 g/kg) was administered to mothers daily during lactation or to their offspring for 3 weeks post‐weaning. Systolic blood pressure (tcSBP) was measured in juvenile rats aged 210 days. The response of mean arterial pressure (MAP) and heart rate (HR) to intravenous infusion of angiotensin II (Ang II) was also examined. Left ventricle plasma membrane (PMCA) and sarcoplasmic reticulum Ca2+‐ATPase (SERCA) activities, and certain parameters of renal function, were measured. Maternal saline programmed for increased body mass and kidney mass/body mass ratio, increased tcSBP, increased mean arterial pressure and heart rate with anomalous response to infused Ang II. In the heart, saline increased PMCA and α‐Tocopherol per se increased PMCA/SERCA. In the kidney, the most remarkable result was the silent saline programming of CrCl, which was sensitized for a sharp decrease after α‐Tocopherol. In conclusion, the combination of maternal saline overload and high α‐Tocopherol immediately after birth leads to simultaneous cardiovascular and renal alterations in the young offspring, like those encountered in type V cardiorenal syndrome. 相似文献
34.
35.
Maria M. Farias Constanza Gajardo Veronica Alvarez Ada Cuevas Maria L. Perez-Cotapos 《Obesity surgery》2014,24(10):1826-1829
Background
Bariatric procedures have beneficial effects on metabolic disturbances, including dermatological conditions. Short-term skin reactions associated with sleeve gastrectomy are not described in the literature.Methods
We reviewed our database for patients who underwent bariatric surgery between May and October 2013 who reported a cutaneous rash during the short-term post-surgical period.Results
Of a total of 195 patients, 8 (0.02 %) developed acute skin reactions during the first 3 months. Case 1 was compatible with reticulated papillomatosis. Case 2 was diagnosed as recurrent angioedema. Cases 3, 4, and 7 presented a cutaneous drug reaction to vitamin supplementation. Cases 5, 6, and 8 seemed to be secondary to xerosis and responded to lubrication.Conclusion
Acute cutaneous skin reactions after bariatric surgery are unusual. When they do occur, they appear to be benign conditions. 相似文献36.
Thiago Santos Ferreira Manuella Lanzetti Marina Valente Barroso Carlos Romualdo Rueff-Barroso Cláudia Farias Benjamim Lycia de Brito-Gitirana Luís Cristóvão Porto Samuel Santos Valença 《Inflammation》2014,37(5):1355-1365
Our aim was to investigate the effects of four different statins on acute lung inflammation induced by cigarette smoke (CS). C57BL/6 male mice were divided into a control group (sham-smoked) and mice exposed to CS from 12 cigarettes/day for 5 days. Mice exposed to CS were grouped and treated with vehicle (i.p.), atorvastatin (10 mg/kg), pravastatin (10 mg/kg), rosuvastatin (5 mg/kg), or simvastatin (20 mg/kg). Treatment with statins differentially improved the pulmonary response when compared to the CS group. Atorvastatin and pravastatin demonstrated slightly effects on inflammation and oxidative stress. Rosuvastatin demonstrated the best anti-inflammatory effect, whereas simvastatin demonstrated the best antioxidant response. 相似文献
37.
Betina Santos Tomaz Gabriela Carvalho Gomes Juliana Arcanjo Lino David Guabiraba Abitbol de Menezes Jorge Barbosa Soares Vasco Furtado Luiz Soares Júnior Maria do Socorro Quintino Farias Debora Lilian Nascimento Lima Eanes Delgado Barros Pereira Marcelo Alcantara Holanda 《Jornal brasileiro de pneumologia》2022,48(1)
38.
Bassem D. Khalil Roberto Sanchez Tasrina Rahman Carolina Rodriguez-Tirado Stefan Moritsch Alba Rodriguez Martinez Brett Miles Eduardo Farias Mihaly Mezei Ana Rita Nobre Deepak Singh Nupura Kale Karl Christoph Sproll Maria Soledad Sosa Julio A. Aguirre-Ghiso 《The Journal of experimental medicine》2022,219(1)
39.
Gianluca DOlimpio Daniel Farias Chia-Nung Kuo Luca Ottaviano Chin Shan Lue Danil W. Boukhvalov Antonio Politano 《Materials》2022,15(3)
Tin diselenide (SnSe2) is a layered semiconductor with broad application capabilities in the fields of energy storage, photocatalysis, and photodetection. Here, we correlate the physicochemical properties of this van der Waals semiconductor to sensing applications for detecting chemical species (chemosensors) and millimeter waves (terahertz photodetectors) by combining experiments of high-resolution electron energy loss spectroscopy and X-ray photoelectron spectroscopy with density functional theory. The response of the pristine, defective, and oxidized SnSe2 surface towards H2, H2O, H2S, NH3, and NO2 analytes was investigated. Furthermore, the effects of the thickness were assessed for monolayer, bilayer, and bulk samples of SnSe2. The formation of a sub-nanometric SnO2 skin over the SnSe2 surface (self-assembled SnO2/SnSe2 heterostructure) corresponds to a strong adsorption of all analytes. The formation of non-covalent bonds between SnO2 and analytes corresponds to an increase of the magnitude of the transferred charge. The theoretical model nicely fits experimental data on gas response to analytes, validating the SnO2/SnSe2 heterostructure as a suitable playground for sensing of noxious gases, with sensitivities of 0.43, 2.13, 0.11, 1.06 [ppm]−1 for H2, H2S, NH3, and NO2, respectively. The corresponding limit of detection is 5 ppm, 10 ppb, 250 ppb, and 400 ppb for H2, H2S, NH3, and NO2, respectively. Furthermore, SnSe2-based sensors are also suitable for fast large-area imaging applications at room temperature for millimeter waves in the THz range. 相似文献
40.