نتایج جستجو برای: mineral recovery
تعداد نتایج: 265778 فیلتر نتایج به سال:
Phosphorus (P) is one of the primary nutrients generating eutrophication in aquatic systems1. To prevent eutrophication, municipal or agricultural wastewaters are treated to reduce the phosphorus concentrations in the wastewater reaching surface water streams. While unregulated P is a pollutant in a water body, phosphorous is a useful resource in agricultural fertilizers, food supply, and indus...
مقدمه: هدف از انجام مطالعه ی حاضر مرور نظام مند بر مطالعات گذشته ای است که به بررسی یادگیری حرکتی در بیماران سکته¬ی مغزی یک طرفه پرداخته اند. مواد و روش ها: جست جوی مطالعات انجام شده در فاصله زمانی 1995 تا2012 در منابع اطلاعاتی elsevier, science direct, proquest ,google scholar, pubmed انجام شد
This study was designed to track the recovery of bone and muscle properties after 28 days of hindlimb unloading (HU) in skeletally mature male rats in order to quantify the degree and timing of the expected mismatch between bone and muscle properties. Outcome variables were in vivo plantarflexor peak isometric torque and proximal tibial volumetric bone mineral density (vBMD). Proximal tibia vBM...
Dispersive liquid liquid microextraction (DLLME) combined with gas chromatography–mass spectrometry (GC–MS) was used for the extraction and determination of 13 polycyclic aromatic hydrocarbons (PAHs) in mineral water samples. In this procedure, the suitable combination of extraction solvent (500 µL chloroform) and disperser solvent (1000 µL acetone) were quickly injected into the water sample (...
Background: Celiac disease (CD), as an autoimmune disease has initiated since ingestion of food containing gluten. Constant intolerance to gluten causes damages of the small intestinal mucosa. One reason of mal-absorption in children and infants is CD. Additionally, about 75% of newly identified patients with CD have low bone mineral density (BMD). Many factors have role in metabolic bone disea...
Decreased bone density and stature can occur in pediatric patients with inflammatory bowel disease (IBD). Little is known about how IBD broadly impacts the skeleton. To evaluate the influence of an acute episode of IBD on growing bone, 4-wk-old mice were administered 5% dextran sodium sulfate (DSS) for 5 days to induce colitis and their recovery was monitored. During active disease and early re...
Osteoporosis is not usually considered to be reversible, as it is a consequence of the ageing process. However, an improvement of bone mineral density after successful surgery in Cushing's syndrome has been shown in several reports. The question of reversibility of exogenous corticosteroid-induced osteoporosis is, as yet, unanswered, possibly because of the difficulty in discontinuing steroids ...
objective: to evaluate the current scientific evidence for the applicability, safety and effectiveness of pathways of enhanced recovery after emergency surgery (eras). methods: we undertook a search using pubmed and cochrane databases for eras protocols in emergency cases. the search generated 65 titles; after eliminating the papers not meeting search criteria, we selected 4 cohort studies and ...
Today coal is among the most important energy sources. In order to meet the world's energy demands, low-calorie lignite with a high ash content is generally used in the large capacity coal-fired thermal power plants. As a result of coal firing, wastes such as fly ash, slag, and flue gas are also produced. Subsequently, toxic trace elements within coal are transferred to wastes such as slag, fl...
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