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Showing 1-30 of 346 results for "30501" within Papers
Bat-Chen Cohen et al.
PloS one, 10(3), e0121645-e0121645 (2015-03-11)
Milk fat globule size is determined by the size of its precursors-intracellular lipid droplets-and is tightly associated with its composition. We examined the relationship between phospholipid composition of mammary epithelial cells and the size of both intracellular and secreted milk
F Munarin et al.
International journal of biological macromolecules, 72, 199-209 (2014-08-12)
Pectin-based biocomposite hydrogels were produced by internal gelation, using different hydroxyapatite (HA) powders from commercial source or synthesized by the wet chemical method. HA possesses the double functionality of cross-linking agent and inorganic reinforcement. The mineralogical composition, grain size, specific
Youngjoo Kwon et al.
PloS one, 6(4), e18872-e18872 (2011-04-29)
Epithelial ovarian cancer is an aggressive and deadly disease and understanding its invasion mechanisms is critical for its treatment. We sought to study the penetration/invasion of ovarian tumor cells into extracellular matrices (ECMs) using a fibroblast-derived three-dimensional (3D) culture model
Kui Cheng et al.
Colloids and surfaces. B, Biointerfaces, 126, 387-393 (2014-12-17)
Design of an implant surface with appropriate nanostructures has been considered to be an effective way to promote osteoblast cell growth and osseointegration. In this work, TiO2 nanorods were integrated into TiO2 nanodot films by hydrothermal growth to engineer a
Ruben Magni et al.
Journal of translational medicine, 13, 346-346 (2015-11-06)
Prompt antibiotic treatment of early stage Lyme borreliosis (LB) prevents progression to severe multisystem disease. There is a clinical need to improve the diagnostic specificity of early stage Lyme assays in the period prior to the mounting of a robust
Sarah E Stewart et al.
Biochimica et biophysica acta, 1848(1 Pt A), 115-126 (2014-10-15)
Streptolysin O (SLO) is a bacterial pore forming protein that is part of the cholesterol dependent cytolysin (CDC) family. We have used quartz crystal microbalance with dissipation monitoring (QCM-D) to examine SLO membrane binding and pore formation. In this system
Michalina Oplatowska-Stachowiak et al.
Journal of agricultural and food chemistry, 63(43), 9441-9451 (2015-10-10)
There are more than 300 potential mycotoxins that can contaminate food and feed and cause adverse effects in humans and animals. The data on the co-occurrence of mycotoxins in novel animal feed materials, such as distiller's dried grain with solubles
Yang Yang et al.
Environmental science & technology, 48(20), 12362-12369 (2014-09-16)
Disinfectants inactivate pathogens in source water; however, they also react with organic matter and bromide/iodide to form disinfection byproducts (DBPs). Although only a few DBP classes have been systematically analyzed for toxicity, iodinated and brominated DBPs tend to be the
Cheisy D F Moreira et al.
Materials science & engineering. C, Materials for biological applications, 58, 1207-1216 (2015-10-20)
Recently, stimuli-responsive nanocomposite-derived hydrogels have gained prominence in tissue engineering because they can be applied as injectable scaffolds in bone and cartilage repair. Due to the great potential of these systems, this study aimed to synthesize and characterize novel thermosensitive
Neva B Watson et al.
Journal of immunology (Baltimore, Md. : 1950), 194(6), 2796-2809 (2015-02-15)
Virus-induced myositis is an emerging global affliction that remains poorly characterized with few treatment options. Moreover, muscle-tropic viruses often spread to the CNS, causing dramatically increased morbidity. Therefore, there is an urgent need to explore genetic factors involved in this
Victoria Osorio et al.
Journal of chromatography. A, 1347, 63-71 (2014-05-20)
An analytical method was developed and validated for the first determination of five major human metabolites of the non-steroidal anti-inflammatory drug diclofenac as well as two microbial transformation products in wastewater. The method was based on the extraction of diclofenac
Syed Ghulam Musharraf et al.
Scientific reports, 5, 8607-8607 (2015-02-26)
Lung cancer has been the most common death causing cancer in the world for several decades. This study is focused on the metabolite profiling of plasma from lung cancer (LC) patients with three control groups including healthy non-smoker (NS), smokers
Shahid Ullah et al.
Analytical chemistry, 87(22), 11553-11560 (2015-10-28)
An analytical method based on high-performance liquid chromatography coupled to quadrupole tandem mass spectrometry was developed for the quantitative determination of four phosphatidylcholines (PCs) in human exhaled breath particles. Analytes were conveniently collected on an electrostatic polymer filter and extracted
Rui Liang et al.
Scientific reports, 5, 8078-8078 (2015-01-30)
Oxidative stress and apoptosis are involved in Ochratoxin A (OTA)-induced renal cytotoxicity. Apoptosis signal-regulating kinase 1 (ASK1) is a Mitogen-Activated Protein Kinase Kinase Kinase (MAPKKK, MAP3K) family member that plays an important role in oxidative stress-induced cell apoptosis. In this
Rachel Y Barnett et al.
Journal of analytical toxicology, 38(8), 589-591 (2014-09-14)
Designer drugs appear to be increasing in popularity because of the ease of obtaining these constituents, the lack of ability to identify the substance(s) in routine drug screening, the appeal of the drug(s) being 'safe' due to them being marketed
Przemyslaw Mielczarek et al.
Journal of chromatography. A, 1389, 96-103 (2015-03-10)
The metabolic pathways of selegiline (a drug used for the treatment of early-stage Parkinson's disease) were analyzed by electrochemical oxidation with application of the flow electrochemical cell consisting of three electrodes (ROXY™, Antec, the Netherlands). Two types of working electrodes
Siddhartha Sankar Boxi et al.
Dalton transactions (Cambridge, England : 2003), 44(47), 20464-20474 (2015-11-07)
Arsenic poisoning from drinking water has been an important global issue in recent years. Because of the high level toxicity of arsenic to human health, an easy, inexpensive, low level and highly selective detection technique is of great importance to
Zhisheng Zhu et al.
Bioresource technology, 119, 199-207 (2012-06-26)
An efficient pretreatment method using NH(4)OH-H(2)O(2) and ionic liquid (IL) was developed for the recovery of cellulose from sugarcane bagasse (SCB). The regenerated SCB from the combined pretreatment exhibited significantly enhanced enzymatic digestibility with an efficiency of 91.4% after 12h
Junlong Tian et al.
Scientific reports, 5, 8025-8025 (2015-01-27)
A carbon-matrix nickel composite magnetoplasmonic film with a 3D sub-micron periodic triangular roof-type antireflection structure (SPTAS) was fabricated via a simple and promising method that combines chemosynthesis with biomimetic techniques. The Troides helena (Linnaeus) forewing (T_FW) was chosen as the
Ayman M Atta et al.
Molecules (Basel, Switzerland), 20(1), 1244-1261 (2015-01-17)
This work presents a new method to prepare poly(sodium acrylate) magnetite composite nanoparticles. Core/shell type magnetite nanocomposites were synthesized using sodium acrylate as monomer and N,N-methylenebisacrylamide (MBA) as crosslinker. Microemulsion polymerization was used for constructing core/shell structures with magnetite nanoparticles
Yi Min et al.
Journal of chromatography. A, 1356, 148-156 (2014-07-08)
In this work, 1.9 μm reversed-phase packing materials with superficially porous structure were prepared to achieve the rapid and high efficient separation of peptides and proteins. The silica particles were synthesized via three steps, nonporous silica particle preparation by a
Matthew N Newmeyer et al.
Journal of chromatography. A, 1358, 68-74 (2014-07-30)
Methamphetamine is a widely abused psychostimulant containing a chiral center. Consumption of over-the-counter and prescription medications may yield positive amphetamines results, but chiral separation of l- and d-methamphetamine and its metabolite amphetamine can help determine whether the source was licit
Ravi Tharakan et al.
Journal of proteome research, 14(3), 1621-1626 (2015-01-13)
Metabolomics and peptidomics are systems biology approaches in which broad populations of molecular species produced in a cell or tissue sample are identified and quantified. These two molecular populations, metabolites and peptides, can be extracted from tissues in a similar
Dilek Battal et al.
Therapeutic drug monitoring, 37(6), 805-811 (2015-05-21)
Mescaline, the primary psychoactive chemical in peyote cactus, has been consumed for thousands of years in ancient religious ceremonies. The US military wanted to determine if mescaline intake was a problem for personnel readiness. Twenty thousand seventeen urine specimens negative
Manish M Khandagale et al.
Journal of chromatography. A, 1356, 180-187 (2014-07-09)
The solvent dependency of the detection response is a major limitation of corona-charged aerosol detection (C-CAD). The present study empirically investigates the utility of temperature and flow-rate gradients to overcome solvent gradient limitations of C-CAD. In preliminary flow-injection investigations, it
Wyatt A Thornley et al.
Angewandte Chemie (International ed. in English), 54(7), 2068-2072 (2014-12-30)
UV photolysis of the nitridoosmate(VIII) anion, OsO3 N(-) , in low-temperature frozen matrices results in nitrogen-oxygen bond formation to give the Os(II) nitrosyl complex OsO2 (NO)(-) . Photolysis of the Os(II) nitrosyl product with visible wavelengths results in reversion to
Csilla Páger et al.
Electrophoresis, 33(22), 3269-3275 (2012-10-23)
CIEF of components following sequential injection of ampholytes and the sample zone offers unique advantages for analysis. The most important one of these is the efficient separation of amphoteric compounds having pIs outside the pH range of the ampholytes applied
Nicholas A Burd et al.
Journal of applied physiology (Bethesda, Md. : 1985), 117(11), 1363-1370 (2014-10-04)
We aimed to determine the impact of precursor pool dilution on the assessment of postprandial myofibrillar protein synthesis rates (MPS). A Holstein dairy cow was infused with large amounts of L-[1-(13)C]phenylalanine and L-[1-(13)C]leucine, and the milk was collected and fractionated.
Chang-Ching Chan et al.
Rapid communications in mass spectrometry : RCM, 26(12), 1507-1514 (2012-05-18)
A method has been developed to reduce the mass spectrometric ion signal suppression associated with the use of TFA as an additive in LC mobile phases. Through post-column infusion of diluted NH(4)OH solution to LC eluents, the ammonium ion introduced
Allison Faig et al.
Langmuir : the ACS journal of surfaces and colloids, 31(43), 11875-11885 (2015-10-22)
Cationic amphiphiles have received increasing attention as antimicrobials given their unique ability to disrupt bacteria cell membranes. While extensive research has demonstrated that amphiphiles' hydrophobic-to-charge ratio significantly modulates antibacterial activity, less work has focused on elucidating the specific impact of
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