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Showing 31-60 of 206 results for "468096" within Papers
Wei Li et al.
Journal of chromatography. A, 1389, 76-84 (2015-03-10)
Liquid chromatography-tandem mass spectrometry (LC-MS/MS) analysis coupled simply with water filtering before injection has proven to be a simple, economic and time-saving method for analyzing trace-level organic pollutants in aqueous environments. However, the linearity, precision and detection limits of such
Arthur L Miller et al.
Journal of occupational and environmental hygiene, 12(7), 421-430 (2015-01-31)
The inhalation of toxic substances is a major threat to the health of miners, and dust containing respirable crystalline silica (α-quartz) is of particular concern, due to the recent rise in cases of coal workers' pneumoconiosis and silicosis in some
Jasper van der Slegt et al.
Journal of vascular surgery, 60(1), 120-128 (2014-03-19)
Long-term results of precuffed expanded polytetrafluoroethylene (ePTFE) grafts used for peripheral bypass surgery are lacking. The aim of this study was to obtain the long-term outcomes of precuffed ePTFE grafts compared with autologous saphenous vein (ASV) grafts used in patients
Verena M Ahrens et al.
ChemMedChem, 10(1), 164-172 (2014-10-24)
Peptidic ligands selectively targeting distinct G protein-coupled receptors that are highly expressed in tumor tissue represent a promising approach in drug delivery. Receptor-preferring analogues of neuropeptide Y (NPY) bind and activate the human Y1 receptor subtype (hY1 receptor), which is
Andreia F de Faria et al.
ACS applied materials & interfaces, 7(23), 12751-12759 (2015-05-20)
Functionalization of electrospun mats with antimicrobial nanomaterials is an attractive strategy to develop polymer coating materials to prevent bacterial colonization on surfaces. In this study we demonstrated a feasible approach to produce antimicrobial electrospun mats through a postfabrication binding of
Fanny Hildmann et al.
Journal of chromatography. A, 1403, 1-20 (2015-06-09)
A sample preparation method was developed for the analysis of chicken eggs to determine 97 GC and 81 LC amenable residues, including organophosphates, organochlorines, pyrethroids, triazoles, carboxyl-containing compounds, and the indicator PCBs. Hereby, considerations were given to the recoveries of
Tobias Fink et al.
Anesthesiology, 122(1), 117-126 (2014-08-30)
Multicapillary column ion-mobility spectrometry (MCC-IMS) may identify volatile components in exhaled gas. The authors therefore used MCC-IMS to evaluate exhaled gas in a rat model of sepsis, inflammation, and hemorrhagic shock. Male Sprague-Dawley rats were anesthetized and ventilated via tracheostomy
Simon Lebek et al.
PloS one, 15(12), e0243844-e0243844 (2020-12-11)
Obstructive sleep apnea (OSA) is a widespread disease with high global socio-economic impact. However, detailed pathomechanisms are still unclear, partly because current animal models of OSA do not simulate spontaneous airway obstruction. We tested whether polytetrafluoroethylene (PTFE) injection into the
Nils Perrin et al.
Archives of cardiovascular diseases, 108(10), 491-501 (2015-06-16)
Vascular complications (VCs) after transcatheter aortic valve implantation (TAVI) are frequent and their management is challenging. To report the incidence, predictors and management of VCs following percutaneous transfemoral TAVI (TF-TAVI) at a single centre. We analyzed 102 consecutive patients who
Kimberly A See et al.
Journal of the American Chemical Society, 136(46), 16368-16377 (2014-11-11)
The high theoretical gravimetric capacity of the Li-S battery system makes it an attractive candidate for numerous energy storage applications. In practice, cell performance is plagued by low practical capacity and poor cycling. In an effort to explore the mechanism
Youssef El Khoury et al.
The Journal of chemical physics, 142(21), 212416-212416 (2015-06-08)
We demonstrate the coupling of ultrafast two-dimensional infrared (2D-IR) spectroscopy to electrochemistry in solution and apply it to flavin mononucleotide, an important cofactor of redox proteins. For this purpose, we designed a spectroelectrochemical cell optimized for 2D-IR measurements in reflection
Philipp R Bauer et al.
Scientific reports, 5, 16312-16312 (2015-11-11)
Collisions of excitation pulses in dissipative systems lead usually to their annihilation. In this paper, we report electrochemical experiments exhibiting more complex pulse interaction with collision survival and pulse splitting, phenomena that have rarely been observed experimentally and are only
Zhen Zhu et al.
Scientific reports, 5, 17180-17180 (2015-11-27)
As a complement and alternative to optical methods, wide-band electrical impedance spectroscopy (EIS) enables multi-parameter, label-free and real-time detection of cellular and subcellular features. We report on a microfluidics-based system designed to reliably capture single rod-shaped Schizosaccharomyces pombe cells by
Saskia Sonnberg et al.
Analytical and bioanalytical chemistry, 407(20), 5999-6008 (2015-06-15)
Ion-mobility spectroscopy (IMS) was evaluated as a high-throughput, cheap, and efficient analytical tool for detecting residues of tetrahydrocannabinol (THC) on hands. Regarding the usefulness of hand residues as potential samples for determining THC handling and abuse, we studied the correlation
Paola Losi et al.
Recenti progressi in medicina, 104(1), 1-9 (2013-02-27)
Peripheral artery disease and related revascularization procedures are increasing, due to the aging population and growing incidence of diabetes mellitus. Up to now, autologous saphenous vein is the conduit of choice for peripheral by-pass. Synthetic vascular graft in polyethylene terephthalate
Helena Ahtinen et al.
EJNMMI research, 4, 45-45 (2014-12-19)
Staphylococcus epidermidis (S. epidermidis) has emerged as one of the leading pathogens of biomaterial-related infections. Vascular adhesion protein-1 (VAP-1) is an inflammation-inducible endothelial molecule controlling extravasation of leukocytes. Sialic acid-binding immunoglobulin-like lectin 9 (Siglec-9) is a leukocyte ligand of VAP-1.
Wojciech Mrówczyński et al.
Journal of vascular surgery, 59(1), 210-219 (2013-05-28)
There is a continuous search for shelf-ready small-caliber vascular prostheses with satisfactory early and late results. Biodegradable scaffolds, repopulated by recipient's cells regenerating a neovessel, can be a suitable option for adult and pediatric, urgent and elective cardiovascular procedures. This
Július Árvay et al.
Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes, 50(11), 833-843 (2015-09-12)
The contamination level of 92 samples (12 species) of wild edible mushrooms and underlying substrates with heavy metals (Cd, Cu, Hg, Pb and Zn) in the Slovak Paradise National Park that borders with a region of historical mining and processing
Ajit S Narang et al.
Pharmaceutical research, 32(8), 2579-2594 (2015-03-01)
Precipitation of weakly basic drugs in intestinal fluids can affect oral drug absorption. In this study, the implications of self-association of brivanib alaninate in acidic aqueous solution, leading to supersaturation at basic pH condition, on its solubility and oral absorption
Yonghuan Liu et al.
Scientific reports, 5, 11095-11095 (2015-06-09)
Nanoscale electrode materials including metal oxide nanoparticles and two-dimensional graphene have been employed for designing supercapacitors. However, inevitable agglomeration of nanoparticles and layers stacking of graphene largely hamper their practical applications. Here we demonstrate an efficient co-ordination and synergistic effect
Goojin Jeong et al.
Scientific reports, 5, 12827-12827 (2015-08-06)
Sodium rechargeable batteries can be excellent alternatives to replace lithium rechargeable ones because of the high abundance and low cost of sodium; however, there is a need to further improve the battery performance, cost-effectiveness, and safety for practical use. Here
J L Keffer et al.
Applied and environmental microbiology, 81(10), 3442-3450 (2015-03-15)
Sunlight is captured and converted to chemical energy in illuminated environments. Although (bacterio)chlorophyll-based photosystems have been characterized in detail, retinal-based photosystems, rhodopsins, have only recently been identified as important mediators of light energy capture and conversion. Recent estimates suggest that
Allison Faig et al.
Biomacromolecules, 15(9), 3328-3337 (2014-07-30)
Amphiphilic macromolecules (AMs) composed of sugar backbones modified with branched aliphatic chains and a poly(ethylene glycol) (PEG) tail can inhibit macrophage uptake of oxidized low-density lipoproteins (oxLDL), a major event underlying atherosclerosis development. Previous studies indicate that AM hydrophobic domains
Tiffiny A Ainsworth et al.
The Annals of otology, rhinology, and laryngology, 123(12), 881-886 (2014-06-26)
This study aimed to develop and evaluate a model for teaching transcervical laryngeal injections. A 3-dimensional printer was used to create a laryngotracheal framework based on de-identified computed tomography images of a human larynx. The arytenoid cartilages and intrinsic laryngeal
Rose L Spear et al.
Tissue engineering. Part A, 21(3-4), 463-474 (2014-08-26)
Ferromagnetic fiber networks have the potential to deform in vivo imparting therapeutic levels of strain on in-growing periprosthetic bone tissue. 444 Ferritic stainless steel provides a suitable material for this application due to its ability to support cultures of human
Xiaoding Wei et al.
Nature communications, 6, 8029-8029 (2015-08-21)
The ability to bias chemical reaction pathways is a fundamental goal for chemists and material scientists to produce innovative materials. Recently, two-dimensional materials have emerged as potential platforms for exploring novel mechanically activated chemical reactions. Here we report a mechanochemical
Mutay Aslan et al.
Clinical and experimental medicine, 15(3), 397-403 (2014-06-14)
The aim of this study was to determine circulating omega-6, omega-3 polyunsaturated fatty acids and prostaglandin E2 (PGE2) levels in steady state sickle cell disease (SCD) patients. Blood was collected from healthy hemoglobin volunteers and steady state homozygous HbSS patients
Do-Yeon Cho et al.
International forum of allergy & rhinology, 4(12), 966-971 (2014-11-18)
A component of primary innate defense of the nasal mucosa against inhaled pathogens includes continuous, low-level release of hydrogen peroxide (H2 O2 ) into luminal secretions. Epidemiologically, an association exists between poor air quality and increased prevalence of sinonasal disease.
Iliocaval and aortoiliac reconstruction following en bloc retroperitoneal leiomyosarcoma resection.
J Westley Ohman et al.
Journal of vascular surgery, 57(3), 850-850 (2013-03-01)
Yuanbo Li et al.
Talanta, 140, 81-87 (2015-06-07)
One of the hypotheses that may help explain the loss of honey bee colonies worldwide is the increasing potential for exposure of honey bees to complex mixtures of pesticides. To better understand this phenomenon, two multi-residue methods based on different
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