Search Results
Results 551 - 600 of 2969
< 7 8 9 10 11 12 13 14 15 16 17 >
Elkiran Ozlem - - 2013
OBJECTIVES: To evaluate cardiac maturational and haemodynamic alteration in healthy newborns and infants and determine reference values in this period using tissue Doppler, strain, and strain rate echocardiography. Material and Methods The study included 149 healthy subjects. Babies from 1 day to 3 months were selected from the well-baby nursery ...
Zhang Yan - - 2013
Due to the high peroxidase-like activity and small lateral size of graphene quantum dots (GQDs), the covalently assembled GQDs/Au electrode exhibits great performance and stability in H(2)O(2) detection. It is better or comparable to some enzyme-immobilized electrodes, and thus could be useful in sensing H(2)O(2) changes in biological systems.
Xu Xiaoji G - - 2013
Ultrafast infrared spectroscopy can reveal the dynamics of vibrational excitations in matter. In its conventional far-field implementation, however, it provides only limited insight into nano-scale sample volumes due to insufficient spatial resolution and sensitivity. Here, we combine scattering-scanning near-field optical microscopy (s-SNOM) with femtosecond infrared vibrational spectroscopy to characterize the ...
Xu Baihui - - 2013
Epidemiologic studies have suggested that abortion may cause long term health consequences such as cardiovascular disease. Until recently, studies focusing on the association between history of abortion and metabolic diseases were limited. In the present study, we aimed to investigate the association between history of abortion and metabolic syndrome (MetS) ...
Plymen Carla M - - 2013
AIMS: After atrial redirection surgery (Mustard-Senning operations) for transposition of the great arteries (TGA), the systemic right ventricle (RV) suffers from late systolic failure with high morbidity and mortality. Mechanisms of late RV failure are poorly characterized. We hypothesized that diffuse interstitial expansion representing diffuse fibrosis is greater in systemic ...
Canseco-Gonzalez Daniel - - 2013
A series of Ru(II) (η(6)-arene) complexes with 1,2,3-triazolylidene ligands comprising different aryl and alkyl wingtip groups have been prepared and characterized by NMR spectroscopy, microanalysis, and in one case by X-ray diffraction. All complexes are active catalyst precursors for the oxidation of alcohols to the corresponding aldehydes/ketones without the need ...
Grès Sandra - - 2013
SCOPE: The ingestion of serotonin-rich food (bananas, chocolate) increases 5-hydroxytryptamine (5-HT) in blood and its corresponding oxidation products in urines but without direct central consequences since the neurotransmitter does not easily cross the blood-brain barrier. However, there are numerous peripheral effects of serotonin, and recently, 5-HT aldehydic oxidation products have ...
Zeno Helios A - - 2013
Patients who have had a partial or full surgical resection of the maxillary or mandibular lip experience difficulties with articulation of speech, swallowing, and salivary control. This is further complicated by significant alterations in facial esthetics and lowered self-esteem. This clinical treatment will describe the fabrication of a two-piece tooth-retained ...
Cross Russell R - - 2013
Introduction Despite improvements in care following Stage 1 palliation, interstage mortality remains substantial. The National Pediatric Cardiology-Quality Improvement Collaborative captures clinical process and outcome data on infants discharged into the interstage period after Stage 1. We sought to identify risk factors for interstage mortality using these data. Materials and methods ...
Umatani Chie - - 2013
The terminal nerve gonadotropin releasing hormone (TN-GnRH) neurons show spontaneous pacemaker activity whose firing frequency is suggested to regulate the release of GnRH peptides and control motivation for reproductive behaviors. Previous studies of the electrophysiological properties of TN-GnRH neurons reported excitatory modulation of pacemaker activity by auto/paracrine and synaptic modulations, ...
Kubala Maciej - - 2013
AIMS: Increased rates of structural abnormalities including externalized conductors have been reported in the Riata family of implantable cardioverter-defibrillator leads (St Jude Medical). Little is known about their reliability and the time lag for emergence of functional or structural abnormalities.METHODS AND RESULTS: Thirty-six patients who received small-caliber leads of the ...
Grover Surbhi - - 2013
OBJECTIVES: Although outcomes for surgery versus radiotherapy (RT) for stage IB patients are similar, young women are often preferentially treated with surgery rather than RT. Adjuvant RT is indicated for high-risk patients after surgery. Our goal was to study the impact of race and partner status on patterns of care ...
Mustapha Sami - - 2013
The starting point for a quantum mechanical investigation of disordered systems usually implies calculations on a limited subset of configurations, generated by defining either the composition of interest or a set of compositions ranging from one end member to another, within an appropriate supercell of the primitive cell of the ...
Sala Gian Luca - - 2013
Azaspiracid-1 (AZA-1) inhibits endocytosis, but the consequences of this alteration on cellular processes are unknown. We hypothesized that the inhibition of endocytosis is a key step of the mode of action of AZA-1, leading to perturbation of cellular processes dependent on proper functioning of endocytic machinery. We tested this working ...
Batra Pete S - - 2013
BACKGROUND: The objective of this study was to evaluate the potential impact of advanced endoscopic techniques on the current practice patterns in skull base surgery. METHODS: A 20-item written survey approved by the American Rhinologic Society (ARS) and North American Skull Base Society (NASBS) was conducted at the 22nd Annual ...
Cörekçi Bayram - - 2013
Abstract Objective: To test the null hypothesis that there is no difference between the effects of fan-type rapid (FRME) and rapid maxillary expansion (RME) used with an acrylic bonded expansion appliance on dentofacial structures in early occlusal stages. Materials and Methods: This was a prospective clinical trial. The FRME group ...
Li Xingming - - 2013
OBJECTIVES: To analyse the educational status and future training needs of China's rural doctors and provide a basis to improve their future training. METHODS: A cross-sectional epidemiological survey was used for the analysis, and 17 954 rural doctors chosen randomly from the eastern, central and western regions of China in ...
Akar D K - - 2013
This study presents the simulation results for 10.16 cm diameter and 7.62 cm thickness NaI(Tl) detector response, which is housed in a partially shielded scanning bed whole-body monitor (WBM), due to activity distributed in the axial cavities provided in the Indian reference BOMAB phantom. Experimental detection efficiency (DE) for axial ...
Gong Jingjing - - 2013
The framing effect, identified by Tversky and Kahneman, is one of the most striking cognitive biases, in which people react differently to a particular choice depending whether it is presented as a loss or as a gain. Numerous studies have subsequently demonstrated the robustness of the framing effect in a ...
Zachariah Sanoop Koshy - - 2013
Abstract Background: Safe and effective retraction of the liver is essential in providing adequate working space and a proper view of the stomach during laparoscopic bariatric surgery. Conventional liver retractors are expensive, require additional ports, resulting in pain and scarring, and cannot be utilized for single-port surgeries. To overcome these ...
Oakley Mark T - - 2013
Locating the global minima of atomic and molecular clusters can be a difficult optimisation problem. Here we report benchmarks for procedures that exploit approximate symmetry. This strategy was implemented in the GMIN program following a theoretical analysis, which explained why high-symmetry structures are more likely to have particularly high or ...
Thuma Florian - - 2013
Pancreatic cancer has a dismal prognosis due to early metastatic spread, a suggested feature of cancer-initiating cells (CIC). To control for a functional contribution of the pancreatic CIC-marker EpCAM, we explored metastasis formation by a stable EpCAM-knockdown (ASML-EpC(kd) ) of the rat pancreatic adenocarcinoma line BSp73ASML (ASML(wt) ). As EpCAM ...
Kumar Manjeet - - 2013
From an endophytic fungus, a close relative of Talaromyces sp., found in association with Cedrus deodara, four compounds including two new ones (2 and 4) were isolated and characterized. The structures of two compounds (1 and 4) were confirmed by X-ray crystallography. The compounds displayed a range of cytotoxicities against ...
Wang Tiantian - - 2013
Water-solubilized quantum dots have led to a promising application in cellular labeling and biological imaging. The physicochemical properties of water-solubilized quantum dots, particularly in a physiological environment, are strongly dependent on their size. In this paper, we systematically studied the stability of mercaptosuccinic acid-coated CdTe quantum dots (MSA-QDs) of about ...
Sayah D M - - 2013
Despite the adoption of antifungal prophylaxis, fungal infections remain a significant concern in lung transplant recipients. Indeed, some concern exists that such prophylaxis may increase the risk of infection with drug-resistant fungal organisms. Here, we describe a case of disseminated Scedosporium prolificans infection, presenting as pericarditis, which developed in a ...
Ljung R - - 2013
Prophylaxis is considered the optimal treatment regimen for patients with severe haemophilia, and may be especially important in the prevention of joint disease. Novel coagulation factor concentrates with prolonged half-lives promise to improve patient treatment by enabling prophylaxis with less frequent dosing. With the call to individualize therapy in haemophilia, ...
Murphy Richard James - - 2013
There is an evolving interest in shoulder ultrasound performed by orthopaedic surgeons as part of routine clinical assessment of the rotator cuff in a so-called one-stop clinic. This study investigated the accuracy of ultrasound assessment of rotator cuff integrity performed by orthopaedic surgeons without prior experience of ultrasound who were ...
Cramer Holger - - 2013
OBJECTIVES: To assess the effects of a 9-week yoga intervention on chronic nonspecific neck pain 12 months after completion. DESIGN: Twelve-month follow-up of the pooled data of both arms of a randomized, controlled trial. SETTING: Department of Internal and Integrative Medicine at an academic teaching hospital. SUBJECTS: Fifty-one patients with ...
Litvinchuk A P - - 2013
Polarized second-order Raman scattering spectra of CuO single crystals are reported. It is shown that for some scattering geometries the second-order processes dominate the inelastic light scattering spectra. Group-theoretical symmetry analysis of the selection rules for the first- and second-order scattering processes is performed and phonon dispersion relations are calculated ...
Ikeda Yasumasa - - 2013
Excess iron causes oxidative stress through hydroxyl-radical production via Fenton/Haber-Weiss reactions. Recently, body iron reduction has been found to ameliorate diabetes. In the present study, we examined the protective effect of dietary iron restriction against diabetic nephropathy in the db/db mouse model of diabetic nephropathy using db/m mice as controls. ...
Dorgan Vincent E - - 2013
We study the intrinsic transport properties of suspended graphene devices at high fields (≥1 V/μm) and high temperatures (≥1000 K). Across 15 samples, we find peak (average) saturation velocity of 3.6×10^7 cm/s (1.7×10^7 cm/s), and peak (average) thermal conductivity of 530 W/m/K (310 W/m/K), at 1000 K. The saturation velocity ...
Rovner Eric - - 2013
AIMS: To evaluate the effect of onabotulinumtoxinA on urodynamic outcomes in patients with urinary incontinence (UI) due to neurogenic detrusor overactivity (NDO). METHODS: Results from two pivotal Phase III trials (n = 691) were pooled. MS or SCI patients with NDO, received intradetrusor onabotulinumtoxinA 200 U (n = 227), 300 U (n = 223), or placebo (n = 241). Change ...
Kotecha Sailesh - - 2013
BACKGROUND: Surfactant protein D (SP-D) is a soluble oligomeric C-type lectin known to protect against lipopolysaccharide and ventilator-induced lung injury in preterm lambs. Here we assess the expression and functional status of SP-D in bronchoalveolar lavage fluid (BALF) from preterm infants at risk of chronic lung disease (CLD) of prematurity ...
Robin Mathew P - - 2013
Dithiomaleimides (DTMs) with alkyl substituents are herein shown to be a novel class of highly emissive fluorophores. Variable solubility, and further functionalization, can be easily tailored through choice of N- and S-substituents. Insertion of the DTM unit into the disulfide bond of salmon calcitonin (sCT), or inclusion into a RAFT ...
Elsaka Shaymaa E - - 2013
Purpose: This study evaluated the effect of etching solution surface treatments on the surface characteristics of titanium and adhesion of titanium/porcelain system by means of strain energy release rate (G-value, J/m(2) ). Materials and Methods: Two hundred and forty five specimens of cp Ti plates were prepared. The specimens were ...
Mack Andrew W - - 2013
Open proximal femoral fractures are rare injuries that often result from wartime high-energy causes. Limited data exist regarding the treatment and complications of these injuries. We retrospectively reviewed the records of combat casualties treated at two institutions between March 2003 and March 2008. The casualty patient databases, medical records, radiographs, ...
Ma Yingyu - - 2013
Epidemiological data suggest an important role of vitamin D signaling in cancer development and progression, and experimental studies demonstrate that the active vitamin D metabolite 1α, 25-dihydroxyvitamin D 3 (1,25D 3) has broad spectrum antitumor activity. Hypercalcemia has often been suggested to limit the clinical application of these data. The ...
Garmendia Maria L - - 2013
OBJECTIVE: In post-transitional countries, obesity disproportionally affects women. Longitudinal studies can detect high-risk groups in whom to target actions. We investigated the magnitude and velocity of BMI changes in Chilean women of reproductive age and evaluated whether these trends vary in specific groups. DESIGN: Longitudinal study. We measured weight and ...
Orton Trent H - - 2013
ABSTRACT: BACKGROUND: The purpose of this study is to evaluate the relationship between American College of Radiology (ACR) in-training examination scores and performance on the Royal College of Physicians and Surgeons of Canada (RCPSC) radiology licensing examination. METHODS: Percentile ACR examination scores for 67 residents were obtained from 1995 to ...
Wang Hongwei - - 2013
The MTT (3-(4,5-dimethyl-2-thiazol)-2,5-diphenyl-2H-tetrazolium bromide) reduction method is widely used for measuring cell viability and proliferation. However, when MTT was used to study cells on silicon nanowire arrays (SiNWAs), the measured viability was much higher than normal values, resulting in a misleading estimate of cell viability. Our results demonstrated that the ...
Lee Chih-Ting - - 2013
Although simple renal cysts are thought to be related to hypertension, no reports have examined the relationship between simple renal cysts and prehypertension. Here, we evaluated the effects of simple renal cysts on prehypertension and hypertension and the role of serum renin levels in the cyst-related prehypertension/hypertension in adults. A ...
Prestia Annapaola - - 2013
OBJECTIVES: The current model of Alzheimer disease (AD) stipulates that brain amyloidosis biomarkers turn abnormal earliest, followed by cortical hypometabolism, and finally brain atrophy ones. The aim of this study is to provide clinical evidence of the model in patients with mild cognitive impairment (MCI). METHODS: A total of 73 ...
Annesi James J - - 2013
Results from behavioral treatments for obesity have been disappointing due to an inability to sustain healthy eating. The concurrent use of theory, research, and practical application has the potential of reducing overeating through innovative treatments. When overweight individuals begin an exercise program their eating tends to improve, however, the basis ...
Müller Arne C - - 2013
MOTIVATION: Flux variability analysis (FVA) is an important tool to further analyze the results obtained by flux balance analysis (FBA) on genome-scale metabolic networks. For many constraint-based models FVA identifies unboundedness of the optimal flux space. This reveals that optimal flux solutions with net flux through internal biochemical loops are ...
Ali Nicholas - - 2013
The central tenet of this study was to develop, validate and apply various individualised 3D musculoskeletal models of the human body for application to single-leg landings over increasing vertical heights and horizontal distances. While contributing to an understanding of whether gender differences explain the higher rate of non-contact anterior cruciate ...
Abele Travis A - - 2013
PURPOSE: To evaluate bSSFP (balanced steady state free precession) and half-Fourier RARE (rapid acceleration with relaxation enhancement) MRI sequences in their ability to demonstrate fetal anatomic landmarks, quantify the degree of cerebellar herniation in Chiari II malformations and level and length of the associated open neural tube defects, as well ...
Huang John - - 2013
Expression of T antigen (Galbeta1, 3GalNAc) is associated with enhanced metastatic potential and poor prognosis in colorectal cancer. Cosmc is a molecular chaperone required for the formation of an active T-synthase, which catalyzes the synthesis of T antigen. However, the expression and role of Cosmc in colorectal cancer are still ...
Vollman Andrew T - - 2013
This study reports cerebral angiographic findings observed after stent retriever thrombectomy that is suggestive of a higher risk of hemorrhagic transformation (HT). A woman aged 65-75 presented with a right middle cerebral artery syndrome confirmed by non-contrast CT brain scan. Endovascular revascularization using the Solitaire device was placed across the ...
Ahi Yadvinder S - - 2013
Adenovirus (AdV) is thought to follow a sequential assembly pathway similar to that observed in dsDNA bacteriophages and herpesviruses. First, empty capsids are assembled, and then, the genome is packaged through a ring-like structure, referred to as a portal, located at a unique vertex. In human AdV serotype 5 (HAdV5), ...
Faustino Lucas - - 2013
We have previously shown that regulatory T (Treg) cells that accumulate in the airways of allergic mice upregulate CC-chemokine receptor 4 (CCR4) expression. These Treg cells suppressed in vitro Th2 cell proliferation but not type 2 cytokine production. In the current study, using a well-established murine model of allergic lung ...
< 7 8 9 10 11 12 13 14 15 16 17 >