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Results 301 - 350 of 3295
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Levallois P - - 2013
This study was designed to evaluate the epidemiology of severe gastroenteritis in children living in Québec rural areas with intensive livestock activities. From September 2005 through June 2007, 165 cases of gastroenteritis in children aged from 6 months to 5 years, hospitalized or notified to the public health department were enrolled, and ...
Tsumano Tomoko - - 2013
Abstract Radiation has many benefits and is an important treatment for cancer therapy. However, it also has unfavourable side-effects. Among these side-effects, the impairment of wound healing in the skin is a major problem in clinics. Although many attempts have been made to overcome this shortcoming, there are few effective ...
Tzeng Ching-Wei D - - 2013
BACKGROUND: Few data exist to guide oncologic surveillance following curative treatment of pancreatic cancer. We sought to identify a rational, cost-effective postoperative surveillance strategy. METHODS: We constructed a Markov model to compare the cost-effectiveness of 5 postoperative surveillance strategies. No scheduled surveillance served as the baseline strategy. Clinical evaluation and ...
Matsumura Kenta - - 2013
Heart rate (HR) and normalized pulse volume (NPV) are physiological indices that have been used in a diversity of psychological studies. However, measuring these indices often requires laborious processes. We therefore developed a new smartphone program, named iPhysioMeter, that makes it possible to measure beat-by-beat HR and ln NPV using ...
Ozben Serkan - - 2013
PURPOSE: Copeptin, the C-terminal fragment of antidiuretic hormone (ADH), is a new biomarker that has been found to be elevated in several cardiovascular disorders and is related with prognosis. Patients with obstructive sleep apnea demonstrate a tendency to develop coronary and cerebral atherosclerotic disease. Our aim was to investigate copeptin ...
Petras Hanno - - 2013
Guided by Kraemer et al.'s (Psychological Methods, 3:257-271, 1999) framework for measuring the potency of risk factors, we sought to improve on the classification accuracy reported in Petras et al. (Journal of the American Academy of Child and Adolescent Psychiatry 43:88-96, 2004a) and Petras et al. (Journal of the American ...
Guo Zhijun - - 2013
Because small molecules can be beneficial or toxic in biology and the environment, specific and sensitive detection of small molecules is one of the most important objectives of the scientific community. In this study, new signal amplification assays for detection of small molecules based on Mg(2+)-dependent DNAzyme were developed. A ...
Herbowski L - - 2013
The authors present the technique of retained ventricular catheter removal by means of fluoroscopy-guided neuronavigation. A disconnected free-floating intraventricular catheter is an unusual shunt complication, and in case of shunt infection it should be removed immediately. The operative procedure described here is the first such imaging technique and original approach ...
Onyango Nelson Owuor - - 2013
We analyse a periodically driven SIR epidemic model for childhood related diseases, where the contact rate and vaccination rate parameters are considered periodic. The aim is to define optimal vaccination strategies for control of childhood related infections. Stability analysis of the uninfected solution is the tool for setting up the ...
Samhan Yasser M - - 2013
We are introducing a new continuous hydrostatic pressure system for identification and catheterization of epidural space in adults. One hundred and eight patients scheduled for elective endoscopic urological procedures were enrolled in this prospective randomized study. They were assigned to perform loss of resistance epidural technique by either the conventional ...
Wardlow Liane - - 2013
Both speaking and listening require taking into account the perspective of one's communicative partner. Is perspective taking a domain-specific process internal to the language production and comprehension systems? Or is it a domain-general process regulated by the same mechanisms that are used to regulate other forms of behavior? Past research ...
Gattas David J - - 2013
PURPOSE: To determine whether fluid resuscitation of acutely ill adults with 6 % hydroxyethyl starch (6 % HES 130) with a molecular weight of 130 kD and a molar substitution ratio of approximately 0.4 (6 % HES 130) compared with other resuscitation fluids results in a difference in the relative risk of death or ...
Blomquist Gustav A - - 2013
The aim of this work is to describe the radiographic findings of isolated trapezoid fractures and determine the utility of these findings in guiding treatment. A second aim is to heighten awareness of an uncommon sports-related injury that is often radiographically occult because of the lack of primary or overt ...
Wolyniak Michael J - - 2013
A study of modern genetics requires students to successfully unite the principles of Mendelian genetics with the functions of DNA. Traditional means of teaching genetics are often successful in teaching Mendelian and molecular ideas but not in allowing students to see how the two subjects relate. The laboratory module presented ...
Filiopoulos Vassilis - - 2013
Significant thrombocytopenia following hemodialysis with electron-beam (e-beam) sterilized membranes has been recently reported in a large-scale Canadian study. However, the underlying mechanism and the clinical significance of this finding remain undetermined as yet. We prospectively evaluated for a 4-month period the thrombocytopenic effect of the e-beam sterilized dialyzers as compared ...
Dem Ahmadou - - 2013
Introduction. Epithelial ovarian cancer are the most frequent of ovarian cancer, their prognosis is very bad. The aim of this study is to describe the diagnosis, the treatment and to assess the survival rate of the patients. Methods. It was a retrospective study realized at the Cancer Institute of Dakar ...
Van Hoorenbeeck K - - 2013
OBJECTIVE: Sleep-disordered breathing (SDB) is prevalent in obesity. Weight loss is one of the most effective treatment options. We aimed to assess the association of SDB and metabolic disruption before and after weight loss. DESIGN AND METHODS: Obese adolescents were included when entering an in-patient weight loss program. Fasting blood ...
Kegler Michelle C - - 2013
Despite the recognition that environments play a role in shaping physical activity and healthy eating behaviors, relatively little research has focused on rural homes and neighborhoods as important settings for obesity prevention. This study, conducted through community-based participatory research, used a social ecological model to examine how home and neighborhood ...
Sitnik Alexandre A - - 2013
BACKGROUND: Minimally invasive percutaneous plate fixation (MIPPF) has gained wide acceptance for treating periarticular fractures of the tibia. Despite the theoretical biological advantages of MIPPF, it is unclear whether these are offset by wound complications, union rate, and malalignment. QUESTIONS/PURPOSES: We therefore estimated the rate of union in tibial fractures ...
Pata Giacomo - - 2013
INTRODUCTION: The purpose of the present study was to assess the impact of body mass index (BMI) on perioperative and pathologic outcomes after total gastrectomy with "over-D1" dissection for gastric cancer. METHODS: Data on 161 patients undergoing total gastrectomy between 2005 and 2011 were reviewed. Patients were grouped into three ...
Stewart Ceri E - - 2013
PURPOSE: The plasminogen system plays many roles in normal epithelial cell function, and components are elevated in diseases, such as cancer and asthma. The relative contribution of each component to epithelial function is unclear. We characterized normal cell function in airway epithelial cells with increased expression of selected pathway components. ...
Xu Xue-Feng - - 2013
ABSTRACT: BACKGROUND: Accumulating evidence reveals that intrauterine growth retardation (IUGR) can cause varying degrees of pulmonary arterial hypertension (PAH) later in life. Moreover, epigenetics plays an important role in the fetal origin of adult disease. The goal of this study was to investigate the role of epigenetics in the development ...
Schaefer Katrin - - 2013
(5-O-alpha-D-galactopyranosyl)-D-arabinityl-1,3,7-trihydropurine-2,6,8-trione (1) was designed and synthesized as non-ionic inhibitor for the donor binding site of human blood group B galactosyltransferase (GTB). Enzymatic characterization showed 1 to be extremely specific as the highly homologous human N acetylgalactosaminyltransferase (GTA) is not inhibited. The binding epitope of 1 demonstrates a high involvement of ...
Sanford Jillian L - - 2013
Three gustatory receptor neurons were characterized for contact chemoreceptive sensilla on the labella of female yellow-fever mosquitoes, Aedes aegypti. The neuron with the smallest amplitude spike responded to the feeding deterrent, quinine, as well as N,N-diethyl-3-methylbenzamide and other insect repellents. Two other neurons with differing spikes responded to salt (NaCl) ...
Kuznetsova Olga M - - 2013
Proschan, Brittain, and Kammerman made a very interesting observation that for some examples of the unequal allocation minimization, the mean of the unconditional randomization distribution is shifted away from 0. Kuznetsova and Tymofyeyev linked this phenomenon to the variations in the allocation ratio from allocation to allocation in the examples ...
Zhaojun Wang - - 2013
In order to investigate the effect of manganese (Mn) deficiency on bone metabolism in chicks, ninety 1-day-old male Arbor Acre chicks were randomly divided into 3 groups and each group were given a diet having a different concentration of Mn (60 mg kg(-1), control group; 40 mg kg(-1), Mn-deficient group I; 8.7 mg kg(-1), Mn-deficient group ...
Spiezia Luca - - 2013
BACKGROUND: Activation of the clotting cascade is central in acute xenograft rejection (AHXR) that occurs when pig organs are transplanted into primates. The coagulopathy reported in this model is a very complex process that involves simultaneously coagulation factors, platelets and phospholipid-bearing cells (i.e., leukocytes, red blood cells, and endothelial cells). ...
Freak-Poli Rosanne - - 2013
OBJECTIVE: To evaluate whether participation in a four-month, pedometer-based, physical activity, workplace health program is associated with long-term sustained improvements in risk factors for type 2 diabetes and cardiovascular disease, eight-months after the completion of the program. DESIGN AND METHODS: A sample size of 720 was required. 762 Australian adults ...
Ducatez S - - 2013
Behavioural innovations have been largely documented in birds and are thought to provide advantages in changing environments. However, the mechanisms by which behavioural innovations spread remain poorly known. Two major mechanisms are supposed to play a fundamental role: innovation diffusion by social learning and independent appearance of the same innovation ...
Chen Dianjun - - 2013
The non-self-quenched property of Frustrated Lewis Pairs (FLPs) contradicts the classical Lewis acid-base theory, but this peculiarity offers unprecedented possibilities for the activation of small molecules. Among all of their fascinating applications, FLP mediated hydrogen activation and the associated catalytic hydrogenations are currently considered as the most intriguing illustration of ...
Zhang Hongwen - - 2013
We report on a layer-controlled fabrication of two-dimensional (2D) WO(3) ordered nanoporous films via a step-by-step template-assisted strategy. For this purpose, a polystyrene sphere monolayer colloidal crystal (MCC), capable of intact transfer, is adopted as the fabrication template. WO(3) nanoporous films with a monolayer (L1), bilayer (L2) and trilayer (L3) ...
Ferrenberg Scott - - 2013
Although recent work has shown that both deterministic and stochastic processes are important in structuring microbial communities, the factors that affect the relative contributions of niche and neutral processes are poorly understood. The macrobiological literature indicates that ecological disturbances can influence assembly processes. Thus, we sampled bacterial communities at 4 ...
Ellepola Arjuna N B - - 2013
Adherence of Candida has been implicated as the initial process in the pathogenesis of oral candidosis. Candidal germ tubes and its relative cell-surface hydrophobicity (CSH) are contributory attributes. Candida dubliniensis is currently documented as an opportunistic pathogen allied with recurrent oral candidosis. Oral candidosis can be treated with polyene and ...
Lass-Flörl Cornelia - - 2013
Aspergillus is a saprophytic fungus, which mainly becomes pathogenic in immunosuppressed hosts. A failure of host defences results in a diverse set of illnesses, ranging from chronic colonisation, aspergilloma, invasive disease and hypersensitivity. A key concept in immune responses to Aspergillus species is that host susceptibility determines the morphological form, ...
Li Cong - - 2013
Despite the many benefits of denitrifying phosphorus removal process, the significant generation of nitrous oxide (N(2)O), a potent greenhouse gas, remains a problem for this innovative and promising process. To better understand and more effectively control N(2)O generation in denitrifying phosphorus removal process, batch experiments were carried out to investigate ...
Webber Kh - - 2013
OBJECTIVE: To evaluate the short-term impact of portion controlled food provision in combination with an Internet behavioral weight loss program on weight, blood cholesterol, and blood glucose levels. DESIGN AND METHODS: Fifty participants, mean age 46 + 10.7 years and mean body mass index 35.1 + 3.8 kg/m(2) , were ...
Shi Jian-Quan - - 2013
BACKGROUND: The activation of nuclear factor-kappa B (NF-κB) and NLRP3 inflammasome is involved in neuroinflammation, which is closely linked to Alzheimer's disease (AD). In vivo and in vitro studies have suggested that artemisinin shows antiinflammatory effects in inflammation-related diseases. However, the impacts of artemisinin on AD have not been investigated. ...
Marqueling Ann L - - 2013
To systematically review the literature evaluating efficacy and adverse events of propranolol treatment for infantile hemangiomas, we searched the MEDLINE and Cochrane databases for all studies examining the response of infantile hemangiomas (IHs) to propranolol published between June 12, 2008, and June 15, 2012. Forty-one studies with 1,264 patients were ...
Pavlovic Bojan - - 2013
Laryngeal precursor lesions represent areas of altered epithelium with an increased likelihood for progression to squamous cell carcinoma. The exact molecular mechanisms of malignant transformation of laryngeal mucosa are not completely clear, but are certainly due to deregulation of cell proliferation. To assess the potential value of the p16 and ...
Akao Satoshi - - 2013
Overgrowth of aquatic plants, such as water chestnut, has been reported as a regional problem in various areas. We proposed cascade utilization of water chestnut through the recovery of phenolics, phosphorus, and sugars. Phenolics were extracted using 50 g (wet weight) of biomass with 300 mL of acetone, methanol, or hot water, ...
Larsson-Callerfelt Anna-Karin - - 2013
ABSTRACT: BACKGROUND: Prostacyclin analogs are potent vasodilators and possess anti-inflammatory properties. However, the effect of prostacyclin on extracellular matrix (ECM) in COPD is not well known. Collagen fibrils and proteoglycans are essential ECM components in the lung and fibroblasts are key players in regulating the homeostasis of ECM proteins. The ...
Wu Vin-Cent - - 2013
Renal ischemia rapidly mobilizes endothelial progenitor cells (EPCs), which provides renoprotection in acute kidney injury (AKI). Indoxyl sulfate (IS) is a protein-binding uremic toxin with a potential role in endothelial injury. In this study, we examined the effects and mechanisms of action of IS on EPCs in AKI. Forty-one consecutive ...
Galjaard S - - 2013
OBJECTIVE: Excessive weight gain during pregnancy has an important influence on fetal growth and on weight development in future generations. DESIGN AND METHODS: We performed a prospective cohort study of 325 obese and non-obese Caucasian women with naturally conceived, singleton pregnancies. They were followed up until delivery for maternal weight ...
Katori Yukio - - 2013
An asymptomatic transsphenoidal meningoencephalocele was discovered incidentally by fiber laryngoscopic examination in a 62-year-old man suffering from hoarseness due to dysplasia of the vocal cord epithelium. To provide a better understanding of the pathogenesis of this anomaly, we performed histologic observations of paraffin-embedded specimens of 42 human fetal heads at ...
Liu Weiwei - - 2013
Despite the fact that randomization is the gold standard for estimating causal relationships, many questions in prevention science are often left to be answered through nonexperimental studies because randomization is either infeasible or unethical. While methods such as propensity score matching can adjust for observed confounding, unobserved confounding is the ...
Soeiro-de-Souza M G - - 2013
OBJECTIVE: Calcium channels are important for converting electrical activity into biochemical events. A single nucleotide polymorphism (SNP) (rs1006737) in the CACNA1C gene has been strongly associated with increased risk for Bipolar disorder (BD) in genome-wide association studies. Recently, this same SNP has been reported to influence executive function in schizophrenia ...
Shin A - - 2013
BACKGROUND: There is little information regarding gender-specific measurements of colonic transit and anorectal function in patients with defecation disorders (DD). To compare overall colonic transit by gender in DD. METHODS: In 407 patients with constipation due to DD diagnosed by a single gastroenterologist (1994-2012), DD was characterized by anorectal manometry, ...
Wang Ping - - 2013
OBJECTIVE: Weight loss helps reduce the symptoms of the metabolic syndrome (MetS) in the obese, but weight regain after active weight loss is common. We investigated the changes and predictive role of circulating adipokines and sex hormones for weight regain in men during dietary intervention, and also the effect of ...
Marshall G M - - 2013
Children with acute lymphoblastic leukemia (ALL) and high minimal residual disease (MRD) levels after initial chemotherapy have a poor clinical outcome. In this prospective, single arm, Phase 2 trial, 111 Dutch and Australian children aged 1 to 18 years with newly diagnosed, t(9;22)-negative ALL, were identified among 1,041 consecutively enrolled ...
Esposito Maurizio - - 2013
In 1930, while R.A. Fisher, J.B.S. Haldane, E.B. Ford and S.G. Wright were laying the foundations of what a decade later J.S. Huxley dubbed "Modern Synthesis", E.S. Russell published a groundbreaking work, The Interpretation of Development and Heredity. In this book Russell not only condemned Mendelian genetics and neo-Darwinism, but ...
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