نتایج جستجو برای: contamination factor cf

تعداد نتایج: 920367  

Journal: :American journal of physiology. Lung cellular and molecular physiology 2012
Assem G Ziady Andrew Sokolow Samuel Shank Deborah Corey Ross Myers Scott Plafker Thomas J Kelley

Cystic fibrosis (CF) is characterized by inflammatory lung disease that significantly contributes to morbidity and mortality. Airway epithelial cells play a role in the inflammatory signaling in CF and have been reported to exhibit a number of dysfunctions in signaling cascades that modulate inflammation. Previously, we reported that the activity of nuclear factor erythroid-derived-like 2 (Nrf2...

Background: Old age is accompanied by impaired musculoskeletal and nervous system, which may result in low mobility and cognitive problems. This study aims to evaluate the relationship between Physical Activity (PA) and Cognitive Function (CF) among the elderly population. Objectives: ?? Materials & Methods: This is a descriptive cross-sectional study conducted on 200 old people who were memb...

Journal: : 2022

Multidrug resistance of pulmonary pathogens in patients with cystic fibrosis (CF) requires new therapeutic solutions. The aim . To assess the effect ceftazidime/avibactam (cef/avi) on clinical outcomes exacerbation fibrosis. Methods This open single-group observational prospective non-interventional study was conducted routine practice settings. Patients over 18 years a confirmed diagnosis CF a...

Journal: :Regional Studies in Marine Science 2021

Sediment, soil and fish samples collected from the Songor Wetland were assessed for spatial distributions of metal (Al, Fe, Zn, Cr, Ni, Cu, Pb, As, Cd Hg) levels contamination loads, using pollution indices multivariate analysis. The processed through microwave digestions (Soil Sediment: [HNO3, HCl, HF, H2O2]; Fish: H2O2]), followed by analysis extracts ICP-MS. results displayed patchiness in s...

Journal: :journal of tethys 0

soil contamination in the vicinity of the abandoned lakan lead and zinc mine was studied. the results showed that over the past decades, the environmental pollution was caused by lead, zinc tailings dam and acid mine drainage. the average of lead, zinc, cadmium, copper and nickel is 1295, 4273, 27, 185 and 92 mg/kg, respectively in the soils of tailings dam. these metals were continuously dispe...

This study was carried out for the purpose of investigating the issue of tailings dams as a potential source of contamination by trace elements in soils at the Sidi Bou Othmane mine in the Marrakech Region, Morocco. Soil samples taken from depths of up to 15 cm and within a radius of 50 m from the tailings dams, were analyzed for Cd, Cu, Pb and Zn using atomic absorption spectrometry. Average c...

Journal: Pollution 2016

This study was carried out for the purpose of investigating the issue of tailings dams as a potential source of contamination by trace elements in soils at the Sidi Bou Othmane mine in the Marrakech Region, Morocco. Soil samples taken from depths of up to 15 cm and within a radius of 50 m from the tailings dams, were analyzed for Cd, Cu, Pb and Zn using atomic absorption spectrometry. Average c...

Journal: :Annual research & review in biology 2022

Mining is an activity that involves the use of chemicals and results in unsustainable dangerous conditions for miners, their families, community surrounding ecosystem. This study was done to assess metallic contamination soils sediments Bétaré-Oya gold artisanal mine district, East-Cameroon. A total thirty (30) samples exploited soils, control were taken from mining sites Lom, Mbal Mali. The co...

Journal: :pollution 2016
barkouch yassir el fadili sana pineau alain

this study was carried out for the purpose of investigating the issue of tailings dams as a potential source of contamination by trace elements in soils at the sidi bou othmane mine in the marrakech region, morocco. soil samples taken from depths of up to 15 cm and within a radius of 50 m from the tailings dams, were analyzed for cd, cu, pb and zn using atomic absorption spectrometry. average c...

Heavy metal(loid) contamination in the environment of mining areas has become an important problem. Cheshemeh-Konan is one of the main copper deposits in NW Iran that is currently abandoned. In the present work, the intensity of some metal(loid) pollutions in the soil of the mining area was assessed using three reliable indices. In addition, the potential of Sonchus oleraceus L., as th...

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