نتایج جستجو برای: contamination factor cf

تعداد نتایج: 920367  

Journal: :Sustainability 2022

Screening various plant species to act as hyperaccumulators and associated health risks could serve a sustainable solution for the bioremediation heavy metals (HMs). For first time, present study explored phytoremediation potential of native plants, soil enrichment, human with contamination HMs in samples collected from municipal solid-waste open dump site. Soil (n = 18 + 18) dumpsite control s...

Journal: :Iraqi journal of science 2022

This study focused on the soil of Al-Khassa Sub Basin, thirty-four samples were collected from different areas land use and differences in human activity. Physicochemical properties examined Hydrogen Potential (pH), Organic Matter (O.M), Loss Of Ignition (L.O.I), Total Carbon (TOC), Cation Exchange Capacity (CEC) Hydrocarbon (THC). (pH) showed that is alkaline above seven with a mean 7.98. (O.M...

Journal: :Energies 2022

Brown coal remains an important energy source in Europe, including countries such as Germany, Poland, the Czech Republic, and Greece. Open-pit mines disturb environment terms of air quality, hydrology, chemical biological transformations rivers receiving mine waters. In present study, we assessed impact waters from four brown open-pit on contamination river sediments. Chemical analysis included...

Journal: :Petroleum and Chemical Industry International 2022

In the present study, geochemical characteristics of sequences Gachsaran Formation, located in west Kermanshah province, Iran - Iraq border zones, were studied. order to determine concentration elements, XRF and ICP-mass techniques employed, XRD technique was used identify mineralogical composition finally, evaluation level pollution caused by these elements carried out using statistical index ...

Journal: :International journal of agriculture, environment and food sciences 2023

Soil pollution refers to the contamination of soil by harmful substances that can have adverse effects on plant and animal life, it also negative affects health-being humans. The sources include industrial activities, agricultural practices, mining transportation activities. contaminants in heavy metals, pesticides, herbicides, fertilizers, petroleum products, other chemicals. These seep into a...

2017
Jing Hu Shaoqi Zhou Pan Wu Kunjie Qu

In this study, selected heavy metals (Hg, As, Cd, Pb, Cr, Cu and Zn) in the lake water and sediments from the Caohai wetland, which is a valuable state reserve for migrant birds in China, were investigated to assess the spatial distribution, sources, bioavailability and ecological risks. The results suggested that most of the higher concentrations were found in the eastern region of the lakesho...

Journal: :Cold Spring Harbor perspectives in medicine 2013
Susan V Lynch Kenneth D Bruce

Repeated pulmonary exacerbation and progressive lung function decline characterize cystic fibrosis (CF) disease, and represents one of the leading causes of mortality in this patient population. Recent studies have shown, using culture-independent assays, that multiple microbial species can be detected in airway samples from CF patients. Moreover, specific groups of bacteria within these bacter...

Journal: :American journal of respiratory and critical care medicine 2004
Marie N Becker Mariam S Sauer Marianne S Muhlebach Andrew J Hirsh Qi Wu Margrith W Verghese Scott H Randell

It is controversial whether mutations in cystic fibrosis transmembrane conductance regulator intrinsically dysregulate inflammation. We characterized passage 2 human tracheobronchial epithelial cell cultures morphologically and physiologically and determined whether cytokine production or nuclear factor-kappaB activation was systematically altered in cystic fibrosis (CF) cells. Non-CF and CF ce...

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