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Results 301 - 350 of 5189
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Altorf-van der Kuil Wieke - - 2013
In the present controlled, randomised, multiple cross-over dietary intervention study, we aimed to identify potential biomarkers for dietary protein from dairy products, meat and grain, which could be useful to estimate intake of these protein types in epidemiological studies. After 9 d run-in, thirty men and seventeen women (22 (sd 4) ...
Shimozono Yoko - - 2013
The number of conformers and their structures of tyrosine are reassigned on the basis of resonance enhanced multiphoton ionization (REMPI), ultraviolet-ultraviolet hole burning (UV-UV HB), infrared (IR) dip spectra, and quantum chemical calculations. From comparison between REMPI and UV-UV HB spectra, it was found that 12 conformers coexist in the ...
Mahony Andrew A - - 2013
To examine increased notifications of hepatitis C virus (HCV) in men who have sex with men (MSM) infected with HIV in Victoria, and evaluate HCV transmission risk factors other than injecting drug use. Case series through retrospective review of all HCV cases in Victoria from 1 April 2010 to 30 June 2011, with ...
Chen Zhaohui - - 2013
We reported a new application of silver nanoparticles (NPs) for the visual sensing of aromatic polyphenols, such as gallic acid, pyrogallol and tannic acid, which is based on the intensified plasmon absorbance signals and visual changes from yellow to orange due to hydrogen-bonding recognition and subsequent catalytic oxidation of the ...
Ananthakrishnan A N AN Gastrointestinal Unit, Massachusetts General Hospital, Boston, MA 02114, USA. - - 2013
There is increasing complexity in the management of patients with acute severe exacerbation of inflammatory bowel disease [IBD; Crohn's disease (CD), ulcerative colitis (UC)] with frequent requirement for urgent surgery. To determine whether a weekend effect exists for IBD care in the United States. We used data from the Nationwide ...
Hilbert Anja - - 2013
The Eating Disorder Examination adapted for children (ChEDE) is the child version of the semi-structured gold standard eating disorder interview for adults. This study was a comprehensive test statistic evaluation of the German ChEDE in a large sample of children and adolescents with anorexia nervosa, binge eating disorder, loss of ...
Tang Dianping - - 2013
This work reports a novel electrochemical immunoassay protocol with signal amplification for determination of low-abundance protein (free prostate-specific antigen, PSA, used as a model) with high sensitivity and high selectivity by coupling metal sulfide (PbS)-based nanolabels with cleavage of the corresponding lead ion-induced DNAzymes. The assay mainly consists of an ...
Park Ji-Hyeon - - 2013
We demonstrate the fabrication of n-GaN:Si/p-GaN:Mg nanowire arrays on (111) silicon substrate by metal organic chemical vapor deposition (MOCVD) method .The nanowires were grown by a newly developed two-step growth process. The diameter of as-grown nanowires ranges from 300-400 nm with a density of 6-7 × 107 cm-2. The p- ...
Halazonetis D J - - 2013
Blending of chewing gums of different colours is used in the clinical setting, as a simple and reliable means for the assessment of chewing efficiency. However, the available software is difficult to use in an everyday clinical setting, and there is no possibility of automated classification of the patient's chewing ...
Becerra Rosa - - 2013
Time-resolved kinetic studies of the reaction of dimethylsilylene, SiMe2, generated by laser flash photolysis of 1,1-dimethyl-1-silacyclopent-3-ene, have been carried out to obtain rate coefficients for its bimolecular reactions with trimethylsilane-1-d, Me3SiD. The reaction was studied in the gas phase at five temperatures in the range 292-605 K. The rate coefficients ...
Yamane Masahisa - - 2013
Aims: The retrograde approach to CTO is promising, but questions remain with regard to its wider application and the potential risks. This study evaluated the feasibility and efficacy of retrograde recanalisation of chronic total occlusion (CTO) of the coronary arteries. Methods and results: A total of 378 consecutive patients (previously ...
Sutariya Pinkesh G - - 2013
A novel PET (photoinduced electron transfer) based substituted calix[4]arene fluoroionophore has been synthesized and used for the selective recognition of Cd2+ and Sr2+ by emission spectra. The detection limit of the synthesized receptor was found to be 0.94 pM for Cd2+ and 1.04 pM for Sr2+. Moreover, this probe has ...
Yap Desmond Yat Hin - - 2013
The pathogenesis of systemic lupus erythematosus (SLE) entails a complex interaction between the different arms of the immune system. While autoantibodies production and immune complex deposition are cornered as hallmark features of SLE, there is growing evidence to propose the pathogenic role of cytokines in this disease. Examples of these ...
Marqués N - - 2013
Prostate tumor overexpressed-1 (PTOV1), a modulator of the Mediator transcriptional regulatory complex, is expressed at high levels in prostate cancer and other neoplasias in association with a more aggressive disease. Here we show that PTOV1 interacts directly with receptor of activated protein C kinase 1 (RACK1), a regulator of protein ...
Tsai An-Pang - - 2013
The geometrical concept and structural framework of quasicrystals (QCs) were established shortly after the discovery of QCs. Specifically, the static and dynamic properties of the atoms and the electronic structures of quasiperiodic lattices were theoretically developed. Experimental studies lagged behind theoretical progress due to the lack of suitable samples. This ...
Mehraeen Shareghe - - 2013
The advent of aberration correction for transmission electron microscopy has transformed atomic resolution imaging into a nearly routine technique for structural analysis. Now an emerging frontier in electron microscopy is the development of in situ capabilities to observe reactions at atomic resolution in real time and within realistic environments. Here ...
Voss I - - 2013
When plants are exposed to stress, generation of reactive oxygen species (ROS) is often one of the first responses. In order to survive, cells attempt to down-regulate the production of ROS, while at the same time scavenging ROS. Photorespiration is now appreciated as an important part of stress responses in ...
Haas Matilda - - 2013
During brain development, many factors influence the assembly and final positioning of cortical neurons, and this process is essential for proper circuit formation and normal brain function. Among many important extrinsic factors that guide the maturation of embryonic cortical neurons, the secreted neurotransmitter GABA has been proposed to influence both ...
Chen Chen - - 2013
Nanocomposites have significant potential in the development of advanced materials for numerous applications. Tin dioxide (SnO2) is a functional material with widely prospects because of its high electronic mobility and wide band gap. Graphene as the basic plane of graphite is a single atomic layer two dimensional sp2 hybridized carbon ...
Wu Chia-Chen - - 2013
A general approach for selective, differential functionalization of the interior and exterior surfaces of mesoporous Si is reported. The method employs two immiscible liquids, one inert and the other chemically reactive with the porous Si nanostructure. First, a porous Si sample is prepared by electrochemical etch and then it is ...
Kapatos Gregory - - 2013
Within the brain, the reduced pteridine cofactor 6R-L-erythro-5,6,7,8-tetrahydrobiopterin (BH4) is absolutely required for the synthesis of the monoamine (MA) neurotransmitters dopamine (DA), norepinephrine, epinephrine (E), and serotonin (5-HT), the novel gaseous neurotransmitter nitric oxide and the production of yet to be identified 1-O-alkylglycerol-derived lipids. GTP cyclohydrolase I (GTPCH) catalyzes the ...
O'Dwyer Siobhan T - - 2013
OBJECTIVE: The objective of this pilot study was to gather preliminary evidence on suicidal ideation in family carers of people with dementia. METHODS: An online, cross-sectional survey was conducted with 120 family carers, the majority of whom were located in Australia and USA. The survey included measures of suicidality, self-efficacy, ...
Grunberger George - - 2013
Medical professionals initially only had insulin at their disposal when they wished to lower glucose levels pharmacologically in their patients with diabetes. It took over three decades (from the early 1920's to mid-1950's) before the next pharmaceuticals - sulfonylureas - appeared on the horizon to help lower glucose levels. The ...
Ling L S - - 2013
The phosphatidylinositol 3' kinase (PI3K) pathway is involved in many cellular processes including cell proliferation, survival and glucose transport, and is implicated in various disease states, such as cancer and diabetes. Although there have been numerous studies dissecting the role of PI3K signaling in different cell types and disease models, ...
Cui Yilong - - 2013
The vascular serotonergic system in the brain has been implicated in the pathophysiology of migraine, however, involvement of the serotonergic nervous system of the brain parenchyma in the pathophysiology remains unclear. To investigate whether the brain parenchymal serotonergic nervous system is involved in the etiology of migraine, we prepared an ...
Wu Liang - - 2013
Proton-exchange membranes (PEM) display unique ion-selective transport that has enabled a breakthrough in high-performance proton-exchange membrane fuel cells (PEMFCs). Elemental understanding of the morphology and proton transport mechanisms of the commercially available Nafion® has promoted a majority of researchers to tune proton conductive channels (PCCs). Specifically, knowledge of the morphology-property ...
Jiang Tengfei - - 2013
In this paper, we have engineered the interface electronic structure in Cu2O/ZnO nanorod arrays, via adjusting the carrier concentration of Cu2O, and applied them to photocatalysis. The photoinduced charge transfer kinetics at the interface between Cu2O and ZnO were systematically investigated. The Cu2O (pH 11.0)/ZnO nanorod arrays have the largest ...
Navarro J - - 2013
During the past decade, parasites have been considered important components of their ecosystems since they can modify food-web structures and functioning. One constraint to the inclusion of parasites in food-web models is the scarcity of available information on their feeding habits and host-parasite relationships. The stable isotope approach is suggested ...
Giarenis Ilias I Department of Urogynaecology, King's College Hospital, London, UK. - - 2013
What's known on the subject? and what does the study add?: Overactive bladder syndrome (OAB) is a highly prevalent medical condition, which is linked to the urodynamic observation of detrusor overactivity (DO). Urodynamics detect DO in about half of female patients with OAB. Our study detects significant differences between female ...
Alshawabkeh Laith I - - 2013
Aims: Surgery after drug-eluting stent (DES) implantation may be associated with increased risk for perioperative stent thrombosis (ST). Methods and results: We evaluated the outcomes of 67 patients who underwent non-cardiac (n=51) or cardiac (n=16) surgery after DES implantation at our institution between 2008 and 2010 and who underwent preoperative ...
Ma Weiguang - - 2013
OH radicals as reactive oxygen species in an organism were applied to assay antioxidant capacity since the obtained results present high biological relevance. As a proper photocatalyst, titanium dioxide was employed to generate OH radicals under ultraviolet light irradiation. However, ultraviolet light can damage molecular probe (DNA or protein) during ...
Peura D A - - 2013
BACKGROUND: Higher body mass index (BMI) is a recognised risk factor for gastro-oesophageal reflux disease (GERD). Data regarding the impact of BMI on proton pump inhibitor (PPI) therapy are conflicting. AIM: To assess the impact of BMI on baseline heartburn symptom severity and frequency and response to PPI therapy in ...
Zehetner Claus - - 2013
Purpose:  To determine whether glycemic control of patients with diabetic retinopathy (DR) due to type 2 diabetes was related to VEGF plasma levels. Methods:  The prospective study included 30 patients with DR due to type 2 diabetes. Retinopathy was classified according to the international clinical DR disease severity scale. The ...
Brorsson Anna - - 2013
Abstract Aim: People with Alzheimer's disease (AD) remain in their ordinary housing and continue to use public space despite increasing disabilities. The aim of this study was to discover and describe problematic situations and critical incidents that took place when people with AD performed the ordinary outside-home activity of grocery ...
Pryymachuk Galyna - - 2013
Background and aim: Current methods for visualization of the blood vasculature, biliary tree and for isolation of vital cholangiocytes are afflicted with a plethora of technical difficulties, especially in mice. In this project, we propose a novel, reliable and straightforward alternative technique for histological demonstration of blood- and biliary systems ...
Kraus Sophie Luise - - 2013
The early diagnosis and excision of cutaneous melanoma is essential for an improved prognosis of the disease. Besides the investigation of pigmented lesions with the unaided eye and conventional dermatoscopy, long-term sequential digital dermatoscopy has been shown to improve the sensitivity of melanoma detection, especially in high-risk patients. In addition ...
Lee Qim Yi - - 2013
Background Cardiac output (CO) and systemic vascular resistance (SVR) are two important parameters of the cardiovascular system. The ability to measure these parameters continuously and noninvasively may assist in diagnosing and monitoring patients with suspected cardiovascular diseases, or other critical illnesses. In this study, a method is proposed to estimate ...
Fang Y-X - - 2013
Prostate cancer (PCa) is considered to be a frequently diagnosed cancer in males with high mortality worldwide, but the molecular mechanism responsible for prostate tumorigenesis and progression remains unclear. Increasing evidence has shown that microRNAs (miRNAs) play an important role in PCa. In this review, we focus on the current ...
Kalaitzakis Evangelos - - 2013
Abstract Background. Although muscle wasting may lead to decreased ammonia detoxification in cirrhosis, the potential role of lean mass depletion in hepatic encephalopathy (HE) has not been explored. Anemia, hormonal abnormalities, and psychological distress may contribute to cognitive dysfunction, but data on their potential relation to HE are limited. Methods. ...
Kelly M J - - 2013
BACKGROUND: Most consultants participating as referees in the peer review process of articles submitted to scholary journals have had no training or tuition. This study attempted to evaluate the effect on reviewing of a half-day course held at the Royal Society of Medicine (RSM) METHOD: Registered consultant delegates were sent ...
Atwa M A - - 2013
BACKGROUND: Chronic spontaneous urticaria (CSU) is a common skin disorder, which is considered in a subset of patients to be an autoimmune disorder. T helper 17 (Th17) cells are crucially involved in the pathogenesis of some autoimmune diseases. OBJECTIVES: Our aim was to test the association of Th17 with CSU. ...
Liu Xuemei - - 2013
The Naihai cutlassfish (Trichiurus nanhaiensis, Wang and Xu, 1992) is an important commercial fish species in South China Sea, while the taxonomy is still controversial. The 17,060 base pair mitochondrial genome sequence of T. nanhaiensis was determined, which shared the features with the other bony fishes for gene arrangement, nucleotide ...
Hogl Sebastian - - 2013
The aspartyl protease BACE1 cleaves neuregulin 1 and is involved in myelination and is a candidate drug target for Alzheimer's disease, where it acts as the β-secretase cleaving the amyloid precursor protein (APP). However, little is known about other substrates in vivo. Here, we provide a proteomic workflow for BACE1 ...
Hailemariam Z - - 2013
Bovine cysticercosis causing damage to the beef industry is closely linked to human taeniasis due to Taenia saginata. In African countries, Taenia spp. from wildlife are also involved as possible sources of infections in livestock. To identify the aetiological agents of bovine cysticercosis in Ethiopia, cysticerci were collected from 41 ...
Metcalf J L - - 2013
DNA repair is essential for maintaining genomic stability, and defects in this process significantly increase the risk of cancer. Clear-cell renal cell carcinoma (CCRCC) caused by inactivation of the von Hippel-Lindau (VHL) tumor suppressor gene is characterized by high genomic instability. However, the molecular mechanism underlying the association between the ...
Legacy Jacqueline - - 2013
Lack of regeneration in the adult central nervous system (CNS) is a major hurdle that limits recovery from neurological ailments. Although accumulating research suggests the possibility of axon regeneration by targeting intrinsic signaling mechanisms, it remains a matter of controversy whether functional recovery can be achieved by manipulating aspects of ...
Woodruff Sarah J - - 2013
OBJECTIVE: The purpose was to examine the associations among body weight status, blood pressure and daily Na intake among grade 7 students from south-western Ontario, Canada. DESIGN: Cross-sectional. Data were collected using the Food Behaviour Questionnaire, including a 24 h diet recall. Measured height and weight were used to determine ...
Asari Reza - - 2013
Dear Editor, with interest we read the article by Bajpai et al. (1), entitled Prolonged exposure to acid and bile induces chromosome abnormalities that precede malignant transformation of benign Barrett's epithelium", which has been published in the recent issue of Molecular Cytogenetics. Barrett's esophagus results from gastroesophageal reflux and harbors ...
Halsey Kimberly H - - 2013
We compare the nutrient-dependent photosynthetic efficiencies of the chlorophyte, Dunaliella tertiolecta, with those of the marine diatom, Thalassiosira weissflogii. Despite considerable evolutionary and physiological differences, these two species appear to use nearly identical growth strategies under a wide range of nutrient limitation. Using a variety of physiological measurements, we find ...
Huang Jiwei - - 2013
OBJECTIVE: To evaluate whether remote ischaemic preconditioning (RIPC) reduces renal injury in patients undergoing laparoscopic partial nephrectomy (LPN). PATIENTS AND METHODS: In all, 82 patients undergoing LPN were randomly assigned to either the RIPC or control group, with 40 and 38 patients, respectively completing 6-months follow-up. RIPC was conducted after ...
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