Search Results
Results 401 - 450 of 1255
< 4 5 6 7 8 9 10 11 12 13 14 >
Hak Eelko - - 2013
Data to support the hypothesis of a relationship between attention-deficit/hyperactivity disorder (ADHD) and allergies are conflicting. To assess whether children with ADHD are more likely to have a history of atopic disorders, skin infections, and medical prescriptions than children without ADHD. We conducted a nested case-control study among boys using ...
Al-Amrani Waheeba A - - 2013
Bioregeneration of mono-amine modified silica gel (MAMS) adsorbent loaded with Acid Orange 7 (AO7), Acid Yellow 9 (AY9) and Acid Red 14 (AR14), respectively, was investigated under two different operational conditions, namely absence/presence of sucrose/bacto-peptone as the co-substrate and different biomass acclimation concentrations. The results revealed that the AY9- and ...
Rose David A - - 2013
The number of patients requiring dialysis is increasing, in particular those patients over the age of 75. The arteriovenous fistula is the preferred access for hemodialysis due to fewer complications and decreased mortality. Access complications are common and require early recognition and treatment. Postoperative access surveillance is important to ensure ...
Baek Hey-Sung - - 2013
Leptin-related effects on inflammation and bronchial hyperresponsiveness (BHR) in the human airway have not been demonstrated. To investigate the relationship between the levels of serum leptin and BHR and urinary leukotriene E4 (LTE4) and 9α,11β-prostaglandin F2 (9α,11β-PGF(2)) release after exercise challenge in asthmatic children. Eighty-six prepubertal children between 6 and ...
Chen Mingxiang - - 2013
To study the effects of Fe chelate solution and nitrosyl-complex (Fe(II)EDTA-NO), which might be introduced in the simultaneous biodesulfurization and denitrification process, on the sulfate removal process, a sulfate reducing bacteria Desulfovibrio sp. CMX was investigated for its sulfate removal capacity in the presence of Fe chelate additives and Fe(II)EDTA-NO. ...
Bono Michael S MS - - 2013
In this study, dielectric characterization of algae cell suspensions was used to detect lipid accumulation due to nitrogen starvation. Wild-type Chlamydomonas reinhardtii (CC-125) was cultivated in replete and nitrogen-limited conditions in order to achieve a range of lipid contents, as confirmed by Nile Red fluorescence measurements. A vector network analyzer ...
François Christopher J - - 2013
The diagnostic workup of patients with cardiovascular disease is frequently challenging, and requires a multimodality approach to appropriately determine management. Depending on the presenting symptoms and their acuity, noninvasive diagnostic imaging strategies can include radiography, ultrasonography, computed tomography, and magnetic resonance imaging. This article provides an introduction to the use ...
Schwede Sebastian - - 2013
The marine microalga Nannochloropsis salina was investigated as feedstock for anaerobic digestion under batch and semi-continuous conditions for the first time. Biodegradability and methane yield were low under both digestion conditions. Thermal pretreatment prior to anaerobic digestion significantly increased the methane yield from 0.2 to 0.57m(3)kgVS(-1) under batch conditions and ...
Araujo Junior Moacir Messias de - - 2013
An innovative biomass carrier (Biobob®) was tested for municipal wastewater treatment in an activated sludge system to evaluate the pollutant removal performance and the sludge generation for different carrier volumes. The experiment was carried out in a pilot-scale cyclic activated sludge system (CASS®) built with three cylindrical tanks in a ...
Yu Rongtai - - 2013
Struvite precipitation recycling technology is received wide attention in removal ammonium and phosphate out of wastewater. While past study focused on process efficiency, and less on kinetics. The kinetic study is essential for the design and optimization in the application of struvite precipitation recycling technology. The kinetics of struvite with ...
Ahmad Mahtab - - 2013
In this study, pine needles were converted to biochar (BC) at different pyrolysis temperatures of 300, 500, and 700°C to sorb trichloroethylene (TCE), and the changes in BC properties with each temperature were evaluated. Pyrolysis temperature showed a pronounced effect on BC properties. Decreases in molar H/C and O/C ratios ...
Peng Jingjing - - 2013
An in-vessel composting bioremediation of (13)C4-4,5,9,10-pyrene and unlabeled pyrene spiked soil amended with fresh wastes was investigated by DNA-based stable isotope probing (SIP) of active bacteria involved. Highest dissipation of (13)C4-pyrene was detected at 55°C after 42days composting. The active bacterial communities in the composting changed over time, showing a ...
Fan Jinlin - - 2013
The performance response of eight vertical flow constructed wetlands (VFCWs) to different influent COD/N ratios and intermittent aeration in domestic wastewater treatment was investigated. Almost complete nitrification was obtained by intermittent aeration, which well developed alternate anaerobic and aerobic conditions for nitrification and denitrification. Sufficient carbon source supply resulted from ...
Xiao Gang - - 2013
Based on the coupling of biosorption and membrane separation, a low cost membrane-type biosorbent (MBS) of Penicillium biomass was prepared. The surface morphology, pore properties and functional groups were studied via the characterization of MBS. Batch biosorption experiments indicated the maximum biosorption capacity of Cu(II) on MBS was 126.58mg/g and ...
Nguyen Anh Do Quynh Ado - - 2013
This study aims to investigate whether overexpressing the trehalose biosynthetic gene, otsBA operon, in β-carotene-producing recombinant Escherichia coli protects cells from toxic impurities in crude glycerol. The concentrations of potassium and methanol in crude glycerol were too low to inhibit cell growth. Cell growth and production in control cell culture ...
Ni Shou-Qing - - 2013
Both short-term and long-term exposure experiments were carried out to investigate the influence of magnetic nanoparticles (NPs) on activated sludge. The short-term presence of 50-200mg/L of NPs decreased total nitrogen (TN) removal efficiencies, resulted from the acute toxicity of a shock load of NPs. However, long-term exposure of 50mg/L magnetic ...
Sun Xuefei - - 2013
In this work, the acclimation of Chlorella pyrenoidosa in diluted wastewater was studied to produce biomass and remove chemical oxygen demand (COD), ammonia-N and phosphorous. The results indicated that the optimal conditions (the volume ratio of wastewater, light intensity, culture temperature, CO2 concentration in feeding gas) which could influence the ...
Hoel Andrew W - - 2013
Thoracic aortic aneurysms are clinically significant for their high mortality risk in the face of rupture. This article reviews the natural history and pathophysiology of thoracic and thoracoabdominal aortic aneurysms, discusses the evaluation of these patients, and details the treatment options. Specifically discussed are treatment advances arising from the development ...
Dudda Marcel - - 2013
Calcaneal fractures in childhood are very rare, whereas particularly intra-articular displaced fractures are not typical in skeletally immature children. Various techniques of osteosynthesis have been described. This study aimed to determine clinical and radiological outcome after surgical treatment of intraarticular calcaneal fractures. Fourteen intraarticular fractures of the calcaneus were included ...
Brown Kellie R - - 2013
Superficial venous disease is a common clinical problem. The concerning disease states of the superficial venous system are venous reflux, varicose veins, and superficial venous thrombosis. Superficial venous reflux can be a significant contributor to chronic venous stasis wounds of the lower extremity, the treatment of which can be costly ...
Tattersall Matthew C - - 2013
Atherosclerotic lower extremity peripheral arterial disease (PAD) is a highly prevalent condition associated with a significant increase in risk of all-cause mortality and cardiovascular morbidity and mortality. PAD is underdiagnosed and undertreated. Treatment is focused on (1) lowering cardiovascular risk and cardiovascular disease event rates and (2) improvement in symptoms ...
Dudda Marcel - - 2013
The posttraumatic proximal cross-union of the forearm in childhood is a rare complication after radial head, neck or proximal forearm fractures and elbow dislocations. There is no standardized treatment. Several surgical procedures with or without interposition techniques are described in the literature. The aim of this study was to analyze ...
Strunin Lee L Department of Community Health Sciences, Boston University School of Public Health, 801 Massachusetts Ave., Boston, MA 02118, USA. - - 2013
Parental monitoring has been described as a protective factor and useful strategy to prevent substance misuse among youths. The aim of this study was to examine whether perceived parental monitoring influences frequency of alcohol use, age of drinking onset and risky drinking among entering public high school and university students ...
El-Shafai Saber A - - 2013
An up-flow submerged biofilm reactor packed with scoria was evaluated for municipal wastewater treatment. The reactor was operated two cycles (with and without effluent recycle) as single aerobic reactor at hydraulic loading rate (HLR) of 3.5-4.0L/L/day and four cycles (with and without effluent recycle) as anaerobic/aerobic reactor at two HLR ...
Rajagopal Rajinikanth - - 2013
Ammonia plays a vital role in the performance and stability of anaerobic digestion (AD) of N-rich organic-feedstock. Several research works were carried-out to study the effect of ammonia on the efficiency of AD of agro-food, industrial and livestock wastes/wastewater. However, excess ammonia remains a critical hitch in AD process. The ...
Jiang Jianguo - - 2013
The effects of pH, temperature, and organic loading rate (OLR) on the acidogenesis of food waste have been determined. The present study investigated their effects on soluble chemical oxygen demand (SCOD), volatile fatty acids (VFAs), volatile solids (VS), and ammonia nitrogen (NH4(+)-N). Both the concentration and yield of VFAs were ...
Wu William - - 2013
Thromboangiitis obliterans, or Buerger disease, is a chronic nonatherosclerotic endarteritis manifesting as inflammation and thrombosis of distal extremity small and medium-sized arteries resulting in relapsing episodes of distal extremity ischemia. Takayasu arteritis is a rare syndrome characterized by inflammation of the aortic arch, pulmonary, coronary, and cerebral vessels, presenting with ...
Yang Min - - 2013
An optimal operating condition for ammonia removal at low temperature, based on fully coupled activated sludge model (FCASM), was determined in a full-scale oxidation ditch process wastewater treatment plant (WWTP). The FCASM-based mechanisms model was calibrated and validated with the data measured on site. Several important kinetic parameters of the ...
Dennhardt Ashley A - - 2013
Drug use during the college years is a significant public health concern. The primary goal of this paper is to provide a comprehensive review of prevention and treatment studies of college student drug use in order to guide college prevention efforts and to inform and stimulate new research in this ...
Huang Xiaoyuan - - 2013
In this work, density functional theory (DFT) was employed to investigate the reaction pathways of β-d-glucopyranose for better understanding the pyrolysis mechanism of cellulose in hydrogen plasma. Many possible reactions were considered, and the reaction enthalpies and activation energies of these reactions were calculated using density functional theory (DFT) with ...
Hall Heather A - - 2013
Peripheral aneurysms typically present as asymptomatic incidental findings or may present with symptoms when there is local compression of other structures, such as nerves or veins, with ischemia, or rarely with rupture. Larger and symptomatic aneurysms should be repaired. Ultrasonography, computed tomography angiography, and magnetic resonance angiography can be used ...
Baltzer Axel W A - - 2013
The purpose of the present study was to investigate the effect of intra-articular injections of autologous conditioned serum on human hip osteoarthritis and to test whether a potential treatment effect might be increased by additional injections of steroids and the recombinant interleukin-1 receptor antagonist protein anakinra. We compared the effects ...
Song Zhijun - - 2013
Prosthesis-related infection is a serious complication for patients after orthopedic joint replacement, which is currently difficult to treat with antibiotic therapy. Consequently, in most cases, removal of the infected prosthesis is the only solution to cure the infection. It is, therefore, important to understand the comprehensive interaction between the microbiological ...
Hodkinson Bridget B Department of Medicine, University of the Witwatersrand, Johannesburg, South Africa. - - 2013
Updated treatment recommendations for the therapy of rheumatoid arthritis (RA) in South Africa advocate early diagnosis, prompt initiation of disease-modifying anti-rheumatic drugs (DMARDs), and an intense treatment strategy where disease activity is assessed with a composite score such as the Simplified Disease Activity Index (SDAI). Frequent assessments and escalation of ...
Callcut Rachael A - - 2013
Early diagnosis and intervention are paramount for improving the likelihood of a favorable outcome for traumatic vascular injuries. As technology has rapidly diversified, the diagnostic and therapeutic approaches available for vascular injuries have evolved. Mortality and morbidity from vascular injury have declined over the last decade. The use of vascular ...
Mukka Sebastian S - - 2013
Dislocation remains a major concern after hip arthroplasty. We asked whether dual mobility cups (DMC) would improve early hip stability in patients with high risk of dislocation. We followed 34 patients (21 females, 13 males) treated between 2009 and 2012 with cemented DMC for hip revisions caused recurrent hip prosthetic ...
Li Xinning - - 2013
Acute patellar dislocation or subluxation is a common cause for knee injuries in the United States and accounts for 2% to 3% of all injuries. Up to 49% of patients will have recurrent subluxations or dislocations. Importance of both soft tissue (predominantly, the medial patellofemoral ligament, MPFL, which is responsible ...
Chanasit Prakasit - - 2013
Anteromedial rim fracture of medial tibial plateau is a rare fracture pattern with only a small number of case reports in the literature. However, it is highly likely that is associated with specific significant soft tissue injuries, especially posterior and posterolateral corner structure, and medial meniscus injury. It is thought ...
Sirisreetreerux Norachart - - 2013
Open clavicle fracture is an uncommon injury mostly caused by severe direct trauma. It is often associated with multiple organ injuries. Generally, surgical intervention with debridement and fracture repair is always indicated in order to prevent infection, non-union, and malalignment. In situations of bony exposure and significant contamination concomitant with ...
Feng Xiao-Chi - - 2013
The present study investigated the synergistic effects of a novel combined uncoupler of TCS and TCP on excess activated sludge reduction during a 60-day operation using a sequence batch reactor (SBR). Response surface methodology (RSM) was employed to obtain the optimal dosage of the combined uncoupler. The results of 60-day ...
Tesfamariam Asmerom A Orotta School of Medicine and Dentistry, Asmara, Eritrea. - - 2013
In Africa, breast cancer closely compares with cervical cancer as the most common malignancy affecting women and the incidence rates appear to be rising. Early detection of breast cancer is a key strategy for a good treatment outcome. However, there is no established protocol or guideline for management of breast ...
Schoon Marthinus Gerhardus MG Faculty of Health Sciences, Free State University, South Africa. - - 2013
In December 2011, having identified inter-facility transport as a problem in the maternity service, the Free State Department of Health procured and issued 48 vehicles including 18 dedicated to maternity care. Subsequently, a sustained reduction in mortality was observed. We probed the role of inter-facility transport in effecting this reduction ...
Ray S S School of Medicine, University of Botswana, Gaborone, Botswana. - - 2013
In Botswana the maternal mortality ratio in 2010 was 163 per 100 000 live births. It is a priority to reduce this ratio to meet Millennium Development Goal 5 target of 21 per 100 000 live births. To investigate the underlying circumstances of maternal deaths in Botswana.Method. Fifty-six case notes ...
Ngene N C NC Department of Obstetrics and Gynaecology, Grey's Hospital, Pietermaritzburg, South Africa. - - 2013
Outcomes of HIV-positive pregnant patients admitted to intensive care units (ICUs) are controversial. To determine maternal and fetal outcomes of HIV-positive patients admitted to ICUs. Pregnant patients admitted to ICUs were enrolled in the study. On admission, they were classified as having low (<50%) or high (≥50%) risk of death ...
Grundlingh Heila H Faculty of Medicine and Health Sciences, Stellenbosch University, Cape Town, South Africa. - - 2013
An integrated Nutritional Supplementation Programme (NSP), now termed the National Therapeutic Programme (NTP), was initiated in 1995 to address South Africa's pressing nutritional problems. It specifically focuses on maternal health, including iron deficiency anaemia and underweight among pregnant women, but its implementation and efficacy for pregnant women has not been ...
Geerts Lut L Department of Obstetrics and Gynaecology, Stellenbosch University, Cape Town, South Africa. - - 2013
Pregnancy dating in the South African public healthcare setting is mainly based on clinical assessment. However, the accuracy of this approach is unknown. To compare the accuracy of different pregnancy dating methods. We performed a prospective comparison of 2 ultrasound policies involving consecutive low-risk women in a midwife clinic in ...
Fabian Ido Didi - - 2013
Congenital orbital teratoma is a rare benign tumor, composed of all three germ cell layers. The Lesion presents clinically as uniLateral proptosis in the newborn. In order to diagnose the tumor correctly a multidisciplinary approach is needed, including ophthalmologists, neurosurgeons, pediatrics, radiologists, and pathologists to eventually diagnose the lesion. Early ...
Tabibian-Keissar Hilla - - 2013
Hypermutation and selection processes, characterizing T-dependent B cell responses taking place in germinal centers of lymph nodes, lead to B cell receptor affinity maturation. Those immune responses lead to the development of memory B cells and plasma cells that secrete high amounts of antibody molecules. The dynamics of B cell ...
Litachevsky Vladislav - - 2013
A 64 year old Myasthenia Gravis patient was admitted with pulmonary insufficiency. The autopsy revealed diffuse Strongyloides stercoralis infection.
Maoz-Segal Ramit - - 2013
Forensic medicine is the application of science to the medical disciplines to answer questions related to criminal law. Most forensic practitioners are physicians with expertise in pathology. In the field of post mortem surgeries, the extensive area of the encounter between the law and medicine is compLicated. The doctor who ...
< 4 5 6 7 8 9 10 11 12 13 14 >