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Kundu Pradyut - - 2014
Wastewater containing high concentration of oxygen-demanding carbonaceous organics and nitrogenous materials (chemical oxygen demand (COD) and total Kjeldahl nitrogen (TKN)) as nutrients emanated from small- to large-scale slaughterhouse units cause depletion of dissolved oxygen in water bodies and attributes to the threat of eutrophication. Biological treatment of wastewater is a ...
Zhang Liwei - - 2014
The purpose of this study was to develop a mathematical model that can describe glucose degradation in a microbial fuel cell (MFC) with the use of finite difference approach. The dynamic model can describe both substrate and pH changes in the anode chamber of a double-chamber MFC. It was developed ...
Pawlowski Jan J Department of Genetics and Evolution, University of Geneva, - - 2014
The measurement of species diversity represents a powerful tool for assessing the impacts of human activities on marine ecosystems. Traditionally, the impact of fish farming on the coastal environment is evaluated by monitoring the dynamics of macrobenthic infaunal populations. However, taxonomic sorting and morphology-based identification of the macrobenthos demands highly ...
Pey Jon J CEIT and TECNUN, University of Navarra, Manuel de Lardizabal 15, 20018 San Sebastian, - - 2014
The concept of Elementary Flux Mode has been widely used for the last 20 years. However, its application to genome-scale metabolic networks (GSMNs) is still under development due to methodological limitations. Therefore, novel approaches are demanded to extend the application of EFMs. A novel family of frameworks based on optimization ...
Heddam Salim S Faculty of Science, Agronomy Department, Hydraulics Division University, 20 Août 1955, Route El Hadaik, BP 26, Skikda, Algeria, - - 2014
In this study, we present application of an artificial intelligence (AI) technique model called dynamic evolving neural-fuzzy inference system (DENFIS) based on an evolving clustering method (ECM), for modelling dissolved oxygen concentration in a river. To demonstrate the forecasting capability of DENFIS, a one year period from 1 January 2009 ...
Nelson Jon P JP Department of Economics (JPN), Pennsylvania State University, University Park, - - 2014
Relatively little is known about cross-country differences in alcohol affordability or factors that determine differences in affordability over time. This information is potentially important for alcohol policy, especially policies that focus on higher taxes or prices to reduce total alcohol consumption. This study estimates cross-country alcohol consumption relationships using economic ...
Tiffin Richard R University of Reading, Department of Food Economics and Marketing, - - 2014
The majority of the UK population is either overweight or obese. Health economists, nutritionists and doctors are calling for the UK to follow the example of other European countries and introduce a tax on soft drinks as a result of the perception that high intakes contribute to diet-related disease. We ...
Li S S Centre for Human Development, Stem Cells and Regeneration, Faculty of Medicine, University of Southampton, Southampton, United - - 2014
Significant oxygen gradients occur within tissue engineered cartilaginous constructs. Although oxygen tension is an important limiting parameter in the development of new cartilage matrix, its precise role in matrix formation by chondrocytes remains controversial, primarily due to discrepancies in the experimental setup applied in different studies. In this study, the ...
Culp William C WC Jr Department of Anesthesiology, Texas A&M University Health Science Center College of Medicine, Scott & White Hospital, Temple, - - 2014
To reduce the incidence of surgical fires. Operating room fires represent a potentially life-threatening hazard and are triggered by the electrosurgical unit (ESU) pencil. Carbon dioxide is a fire suppressant and is a routinely used medical gas. We hypothesize that a shroud of protective carbon dioxide covering the tip of ...
Misra Sudip - - 2014
In critical medical emergency situations, Wireless Body Area Network (WBAN) equipped health monitoring systems treat data packets with critical information regarding patients' health in the same way as data packets bearing regular healthcare information. This snag results in a higher average waiting time for the local data processing units (LDPUs) ...
Lika Konstadia K Dept. of Biology, University of Crete, Voutes University Campus, 70013 Heraklion, Greece. Electronic address: - - 2014
The standard Dynamic Energy Budget (DEB) model assumes that food is converted to reserve and a fraction κ of mobilised reserve of an individual is allocated to somatic maintenance plus growth, while the rest is allocated to maturity maintenance plus maturation (in embryos and juveniles) or reproduction (in adults). The ...
Evans Harrison J L HJ Exercise for Health and Human Performance Group, Sansom Institute for Health Research, School of Health Sciences, University of South Australia, GPO Box 2471, Adelaide, Australia. Electronic address: - - 2014
This systematic review aimed to (i) report the accuracy of submaximal exercise-based predictive equations that incorporate oxygen uptake (measured via open circuit spirometry) to predict maximal oxygen uptake (V˙O2max) and (ii) provide a critical reflection of the data to inform health professionals and researchers when selecting a prediction equation. Systematic ...
Bozkurt Hayriye H Department of Food Science and Technology, The University of Tennessee, Knoxv ille, TN, - - 2014
Hepatitis A virus (HAV) is a foodborne enteric virus responsible for outbreaks of hepatitis associated with consumption of shellfish. The objectives of this study were to determine the thermal inactivation behavior of HAV in blue mussels, compare first-order and Weibull models to describe the data, calculate Arrhenius activation energy for ...
Jones Hayley E HE School of Social and Community Medicine, University of Bristol, Canynge Hall, 39 Whatley Road, Bristol BS8 2PS, UK. Electronic address: - - 2014
Concentrations of metabolites of illicit drugs in sewage water can be measured with great accuracy and precision, thanks to the development of sensitive and robust analytical methods. Based on assumptions about factors including the excretion profile of the parent drug, routes of administration and the number of individuals using the ...
Dehdari Tahereh T Department of Health Education, School of Health, Iran University of Medical Sciences, Tehran, Iran. Electronic address: - - 2014
To develop an instrument for measuring Health Promotion Model constructs in terms of breakfast consumption, and to identify the constructs that were predictors of breakfast consumption among Iranian female students. A questionnaire on Health Promotion Model variables was developed and potential predictors of breakfast consumption were assessed using this tool. ...
Kim Minsuk M School of Chemical and Biological Engineering, Institute of Molecular Biology and Genetics, and Bioengineering Institute, Seoul National University, Seoul, Republic of - - 2014
Streptomycetes are industrially and pharmaceutically important bacteria that produce a variety of secondary metabolites including antibiotics. Streptomycetes have a complex metabolic network responsible for producing secondary metabolites and utilizing organic residues existing in soil. In this study, we reconstructed a high-quality metabolic model for Streptomyces coelicolor A3(2), iMK1208, to understand ...
Elia Josephine A JA Department of Chemical and Biological Engineering, Princeton University, Princeton, NJ - - 2014
The economic, environmental, and social performances of energy systems depend on their geographical locations and the surrounding market infrastructure for feedstocks and energy products. Strategic decisions to locate energy conversion facilities must take all upstream and downstream operations into account, prompting the development of supply chain modeling and optimization methods. ...
Powers Leanne C LC Department of Marine Sciences, University of Georgia, Athens, GA 30602, USA. - - 2014
Hydrogen peroxide (H2O2) and its precursor, superoxide (O2(-)), are well-studied photochemical products that are pivotal in regulating redox transformations of trace metals and organic matter in the surface ocean. In attempts to understand the magnitude of both H2O2 and O2(-) photoproduction on a global scale, we implemented a model to ...
Laratte Bertrand B ICD, HETIC, Research Centre for Environmental Studies & Sustainability, University of Technology of Troyes, UMR 6281, CNRS, Troyes, France. Electronic address: - - 2014
This paper aims at presenting a dynamic indicator for life cycle assessment (LCA) measuring cumulative impacts over time of greenhouse gas (GHG) emissions from fertilizers used for wheat cultivation and production. Our approach offers a dynamic indicator of global warming potential (GWP), one of the most used indicator of environmental ...
Nguyen Hai V HV Program in Health Services and Systems Research, Duke-NUS Graduate Medical School , Singapore, - - 2014
Youth consumption of cigarillos (ie, little cigars) has increased markedly in recent years. In July 2010, the Canadian government banned the sale of flavoured cigarillos and required unflavoured cigarillos to be sold in packs of at least 20 units. This paper assesses changes in young persons' use of cigarillos and ...
Cheung C Y Maurice CY 1 University of - - 2014
Although leaves have to accommodate markedly different metabolic flux patterns in the light and the dark, models of leaf metabolism based on flux balance analysis (FBA) have so far been confined to consideration of the network under continuous light. A new FBA framework is presented that solves the two phases ...
Song Xin X Department of Biology, University of Pennsylvania, 433 S. University Ave., Philadelphia, PA, 19104, - - 2014
Although considerable variation has been documented in tree-ring cellulose oxygen isotope ratios (δ(18) Ocell ) among co-occurring species, the underlying causes are unknown. Here, we used a combination of field measurements and modeling to investigate the mechanisms behind variations in late-wood δ(18) Ocell (δ(18) Olc ) among three co-occurring species ...
Kurnia Jundika C JC Minerals, Metals and Materials Technology Centre, National University of Singapore, Engineering Drive 1, Singapore 117576, Singapore; Mechanical Engineering, Masdar Institute of Science and Technology, Masdar City, Abu Dhabi, P.O. Box 54224, United Arab Emirates. Electronic address: - - 2014
Diesel engine is widely used in underground mining machines due to its efficiency, ease of maintenance, reliability and durability. However, it possesses significant danger to the miners and mining operations as it releases hazardous gases (CO, NO, CO2) and fine particles which can be easily inhaled by the miners. Moreover, ...
Giarola Sara S CPSE, Centre for Process System Engineering, Chemical Engineering Department, Imperial College London, South Kensington Campus, London SW7 2AZ, United Kingdom. Electronic address: - - 2014
This work aims at providing a Mixed Integer Linear Programming modelling framework to help define planning strategies for the development of sustainable biorefineries. The up-scaling of an Organosolv biorefinery was addressed via optimisation of the whole system economics. Three real world case studies were addressed to show the high-level flexibility ...
Casswell Sally S SHORE and Whariki Research Centre, School of Public Health, Massey University, Auckland, New - - 2014
This study reports findings from the International Alcohol Control (IAC) study that assesses the impact of alcohol control policy on consumption and policy-related behaviors. Modeled on the International Tobacco Control study that uses longitudinal surveys with comparison between countries, the baseline survey was carried out in New Zealand. This study ...
Ekdal Alpaslan - - 2014
This study evaluated the kinetics of nonylphenol ethoxylate (NPEO) and acetate biodegradation at a moderate sludge age by acclimated culture under aerobic conditions. A laboratory-scale sequencing batch reactor was set and fed only with acetate mixture. The system was operated at steady state with a sludge age of 8 days. ...
Zomorrodi Ali R AR Department of Chemical Engineering, Pennsylvania State University , University Park, Pennsylvania 16802, United - - 2014
Most microbial communities change with time in response to changes and/or perturbations in environmental conditions. Temporal variations in interspecies metabolic interactions within these communities can significantly affect their structure and function. Here, we introduce d-OptCom, an extension of the OptCom procedure, for the dynamic metabolic modeling of microbial communities. It ...
Grover James P JP Department of Biology and Program in Earth and Environmental Science, P.O. Box 19498, University of Texas at Arlington, Arlington, TX 76019, United States. Electronic address: - - 2014
Allelopathy is added to a familiar mathematical model of competition between two species for two essential resources in a chemostat environment. Both species store the resources, and each produces a toxin that induces mortality in the other species. The corresponding model without toxins displays outcomes of competitive exclusion independent of ...
Rau Jeffrey G JG Department of Physics, University of Toronto, Toronto, Ontario M5S 1A7, - - 2014
Recently, realizations of Kitaev physics have been sought in the A2IrO3 family of honeycomb iridates, originating from oxygen-mediated exchange through edge-shared octahedra. However, for the jeff=1/2 Mott insulator in these materials, exchange from direct d-orbital overlap is relevant, and it was proposed that a Heisenberg term should be added to ...
Cooper M W D MW Department of Materials, Imperial College, London, SW7 2AZ, - - 2014
A many-body potential model for the description of actinide oxide systems, which is robust at high temperatures, is reported for the first time. The embedded atom method is used to describe many-body interactions ensuring good reproduction of a range of thermophysical properties (lattice parameter, bulk modulus, enthalpy and specific heat) ...
Cairns Andrew G AG WestCHEM School of Chemistry, University of Glasgow, Glasgow, G12 8QQ - - 2014
5,6-Disubstituted phenanthridinium cations have a range of redox, fluorescence and biological properties. Some properties rely on phenanthridiniums intercalating into DNA, but the use of these cations as exomarkers for the reactive oxygen species (ROS), superoxide, and as inhibitors of acetylcholine esterase (AChE) do not require intercalation. A versatile modular synthesis ...
Goryakin Yevgeniy Y Norwich Medical School, University of East Anglia, Norwich, NR4 7TJ, UK, - - 2014
In this paper, we estimate price elasticities of demand of several types of alcoholic drinks, using 14 rounds of data from the Russia Longitudinal Monitoring Survey-HSE, collected from 1994 until 2009. We deal with potential confounding problems by taking advantage of a large number of control variables, as well as ...
Irigoien Xabier X King Abdullah University of Science and Technology (KAUST), Red Sea Research Center, Thuwal 23955-6900, Saudi - - 2014
With a current estimate of ~1,000 million tons, mesopelagic fishes likely dominate the world total fishes biomass. However, recent acoustic observations show that mesopelagic fishes biomass could be significantly larger than the current estimate. Here we combine modelling and a sensitivity analysis of the acoustic observations from the Malaspina 2010 ...
Mader Emily M EM Department of Family Medicine, SUNY Upstate Medical University, 710 Irving Ave., Suite 200, Syracuse, NY 13210, United States. Electronic address: - - 2014
This study investigated the impact that state traffic safety regulations have on non-motorist fatality rates. Data obtained from the National Highway Traffic Safety Administration (NHTSA), the Federal Highway Administration (FHWA), and the National Institute on Alcohol Abuse and Alcoholism (NIAAA) were analyzed through a pooled time series cross-sectional model using ...
Petersen M K MK USDA-ARS, Fort Keogh Livestock and Range Research Laboratory, Miles City, MT - - 2014
Assessment of beef cow energy balance and efficiency in grazing-extensive rangelands have occurred on a nominal basis over short time intervals and have not accounted for the complexity of: metabolic and digestive responses, behavioral adaptations to climatic, terrain and vegetation variables, and documentation of the effects of nutrient form and ...
Hunt Kristopher A KA Center for Biofilm Engineering, Montana State University, Bozeman, MT 59717-3980, - - 2014
Elementary flux mode analysis (EFMA) decomposes complex metabolic network models into tractable biochemical pathways, which have been used for rational design and analysis of metabolic and regulatory networks. However, application of EFMA has often been limited to targeted or simplified metabolic network representations due to computational demands of the method. ...
Swartz Harold M HM Department of Radiology, Geisel School of Medicine at Dartmouth, Dartmouth College, 48 Lafayette Street, Lebanon, NH 03766. Electronic address: - - 2014
Electron paramagnetic resonance (EPR) spectroscopy has been well established as a viable technique for measurement of free radicals and oxygen in biological systems, from in vitro cellular systems to in vivo small animal models of disease. However, the use of EPR in human subjects in the clinical setting, although attractive for a ...
Omstedt Anders A Department of Earth Sciences, University of Gothenburg, Guldhedsgatan 5A, 41320, Göteborg, Sweden, - - 2014
Past, present, and possible future changes in the Baltic Sea acid-base and oxygen balances were studied using different numerical experiments and a catchment-sea model system in several scenarios including business as usual, medium scenario, and the Baltic Sea Action Plan. New CO2 partial pressure data provided guidance for improving the ...
Mallidi Srivalleesha S Massachusetts General Hospital, Wellman Center for Photomedicine, Boston, Massachusetts - - 2014
ABSTRACT. The need for patient-specific photodynamic therapy (PDT) in dermatologic and oncologic applications has triggered several studies that explore the utility of surrogate parameters as predictive reporters of treatment outcome. Although photosensitizer (PS) fluorescence, a widely used parameter, can be viewed as emission from several fluorescent states of the PS ...
Zhang Yanan Y Department of Mechanical Engineering, Iowa State University, Ames, IA 50011, United - - 2014
This study investigates the optimal supply chain design for commodity chemicals (BTX, etc.) production via woody biomass fast pyrolysis and hydroprocessing pathway. The locations and capacities of distributed preprocessing hubs and integrated biorefinery facilities are optimized with a mixed integer linear programming model. In this integrated supply chain system, decisions ...
Pantoja-Lima Jackson - - 2014
Consumption of turtles by natives and settlers in Amazon and Orinoco has been widely studied by science. The regional conflict between consumption, traditional fishing, conservation programs, federal law and its implementation, contrasts with customs and needs of peoples. This study was conducted in the Purus River, known for the consumption ...
Vargas Alejandro A Laboratory for Research on Advanced Processes for Water Treatment, Instituto de Ingeniería, Unidad Académica Juriquilla, Querétaro, Universidad Nacional Autónoma de México, Blvd. Juriquilla 3001, Querétaro 76230, Mexico. Electronic address: - - 2014
This work explores the use of a model-based control scheme to enhance the productivity of polyhroxyalkanoate (PHA) production in a mixed culture two-stage system fed with synthetic wastewater. The controller supplies pulses of substrate while regulating the dissolved oxygen (DO) concentration and uses the data to fit a dynamic mathematical ...
Zhang Jeff L JL 1University of - - 2014
Blood oxygen level dependent (BOLD) MRI data of kidney, while indicative of tissue oxygenation level (pO2), is in fact influenced by multiple confounding factors, such as R2, perfusion, oxygen permeability, and hematocrit. We aim to explore the feasibility of extracting tissue pO2 from renal BOLD data. A method of two ...
Li Lan L State Key Laboratory of Bioreactor Engineering, East China University of Science and Technology, Shanghai 200237, - - 2014
The aim of this work was to provide an effective methodology for optimization of the polyhydroxyalkanoates (PHAs) fermentation with Ralstonia eutropha by the on-line capacitance measurement. The present study found the capacitance values could reflect variations of microbial morphology and viability. Furthermore, oxygen uptake rate, specific oxygen uptake rate and ...
Reed Daniel C DC Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI - - 2014
Rapid advances in molecular microbial ecology have yielded an unprecedented amount of data about the evolutionary relationships and functional traits of microbial communities that regulate global geochemical cycles. Biogeochemical models, however, are trailing in the wake of the environmental genomics revolution, and such models rarely incorporate explicit representations of bacteria ...
Rivas Casado Monica M Department of Environmental Science and Technology, Cranfield University, Cranfield MK43 0AL, UK. Electronic address: - - 2014
Meeting European renewable energy production targets is expected to cause significant changes in land use patterns. With an EU target of obtaining 20% of energy consumption from renewable sources by 2020, national and local policy makers need guidance on the impact of potential delivery strategies on ecosystem goods and services ...
Zhang Peipei P State Key Laboratory of Environment Simulation and Pollution Control, School of Environment, Beijing Normal University, Beijing 100875, - - 2014
The objective of this study was to enhance understanding of the sensitivity of the SWAT model to the resolutions of Digital Elevation Models (DEMs) based on the analysis of multiple evaluation indicators. The Xiangxi River, a large tributary of Three Gorges Reservoir in China, was selected as the study area. ...
Stewart Julia S JS National Center for Ecological Analysis and Synthesis, University of California at Santa Barbara, 735 State Street Suite 300, Santa Barbara, CA, 93101, USA; Hopkins Marine Station of Stanford University, 120 Oceanview Blvd, Pacific Grove, CA, 93950, - - 2014
Climate-driven range shifts are ongoing in pelagic marine environments, and ecosystems must respond to combined effects of altered species distributions and environmental drivers. Hypoxic oxygen minimum zones (OMZs) in midwater environments are shoaling globally; this can affect distributions of species both geographically and vertically along with predator-prey dynamics. Humboldt (jumbo) ...
Hassan Junaid J Safety and Risk Engineering Group (SREG), Faculty of Applied Science, Memorial University, St. Johns, NL, Canada A1B - - 2014
Dust handling poses a potential explosion hazard in many industrial facilities. The consequences of a dust explosion are often severe and similar to a gas explosion; however, its occurrence is conditional to the presence of five elements: combustible dust, ignition source, oxidant, mixing and confinement. Dust explosion researchers have conducted ...
Faulhaber Martin M Department of Sport Science, University Innsbruck, Fürstenweg 185, 6020, Innsbruck, Austria, - - 2014
The study evaluated the predictive value of arterial oxygen saturation (SaO2) after 30-min hypoxic exposure on subsequent development of acute mountain sickness (AMS) and tested if additional resting cardio-respiratory measurements improve AMS prognosis. Fifty-five persons were exposed to a simulated altitude of 4,500 m (normobaric hypoxia, FiO2 = 12.5 %). Cardio-respiratory parameters, SaO2, blood ...
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