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Article
Open AccessPostoperative cognitive dysfunction: a concept analysis
Post-operative cognitive dysfunction (POCD) is a concern for clinicians that often presents post-surgery where generalized anesthesia has been used. Its prevalence ranges from 36.6% in young adults to 42.4% in...
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Article
Earthquake-induced landslide prediction using back-propagation type artificial neural network: case study in northern Iran
Landslides can cause extensive damage, particularly those triggered by earthquakes. The current study used back propagation of an artificial neural network (ANN) to conduct risk studies on landslides in the ar...
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Article
Experimental and Numerical Evaluation of the Effect of Nano Calcium Carbonate on Geotechnical Properties of Clayey Sand Soil
The effect of nano-CaCO3 on the geotechnical properties of clayey sand (SC) soil was investigated. SC soil containing 10%, 20% and 30% clay and 0.3%, 0.7%, 1.1% and 1.5% nano-CaCO3 were cured for 7, 14 and 28 day...
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Article
Intravenous magnesium sulfate for prevention of vancomycin plus piperacillin-tazobactam induced acute kidney injury in critically ill patients: An open-label, placebo-controlled, randomized clinical trial
Recent studies have shown an increased risk of acute kidney injury (AKI) induced by vancomycin + piperacillin-tazobactam (VPT) combination. In this study, the efficacy of intravenous magnesium sulfate in preve...
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Article
Sensitization of A-549 lung cancer cells to Cisplatin by Quinacrine-loaded lipidic nanoparticles via suppressing Nrf2 mediated defense mechanism
Nuclear factor erythroid 2-related factor 2 (Nrf2) is believed to be responsible for the control mechanisms of cellular defense response and master regulator of antioxidant system by adjustment of endogenous a...
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Article
A Bioinspired Technique for Improving the Interaction Between Cohesive Soil and Geotextile Reinforcements
Reinforced soil structures often cannot perform properly when there is a weak interface which is not capable of mobilizing the required shear strength between fine-grained soils and the reinforcing elements. T...
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Article
Comparing outcomes of hospitalized patients with moderate and severe COVID-19 following treatment with hydroxychloroquine plus atazanavir/ritonavir
The role of the antiviral therapy in treatment of COVID-19 is still a matter to be investigated. Also efficacy and safety of antiviral regimens were not compared according severity of the disease. In this stud...
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Article
Comparative study of different risk measures for robust optimization of oil production under the market uncertainty: a regret-based insight
Model-based production optimization relies on a dynamic model that simulates the fluid flow in the oil reservoirs, and an economic objective function that assigns an economic measure to the recoverable oil res...
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Article
Effect of magnesium supplementation on lactate clearance in critically ill patients with severe sepsis: a randomized clinical trial
In this study, changes in lactate clearance following magnesium supplementation were evaluated in critically ill patients with severe sepsis.
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Article
Assessing the weight of weather parameters on MW signal strength by descriptive data mining
In this paper, weather parameters and electric field strength are measured in MW frequency band in Dashte_Ghazvin station. The experimental results were analyzed statistically as well as data mining techniques...
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Chapter and Conference Paper
Controlling a Drone by the Tongue – A Pilot Study on Drone Based Facilitation of Social Activities and Sports for People with Complete Tetraplegia
Tetraplegia is a devastating condition, resulting in severe disability and isolation from social activities and entertainment. Drones may provide a severely paralyzed individual the possibility of participatio...
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Article
Synthesis, characterization and properties of polystyrene/NiO nanocomposites
In this study, polystyrene (PSt)/NiO nanocomposites (NCs) were prepared in three stages. First, NiO2 was prepared by the reaction of Ni(NO3)2⋅6H2O with sodium hypochlorite in the present of CTAB in alkaline solut...
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Article
The protective effect of α-hederin, the active constituent of Nigella sativa, on tracheal responsiveness and lung inflammation in ovalbumin-sensitized guinea pigs
Many investigations have demonstrated the prophylactic effect of Nigella sativa on asthma disease. One of its active constituents is α-hederin. In the present study, the preventive effect of two different concent...
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Article
Adaptive Nonlinear Stabilization Control for a Quadrotor UAV: Theory, Simulation and Experimentation
In this paper an adaptive control scheme along with its simulation, and its implementation on a quadrotor are presented. Parametric and non- parametric uncertainties in the quadrotor model make it difficult to...
