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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
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
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
Xiao-Lin Hou et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 962, 20-29 (2014-06-03)
A simple, sensitive and reliable analytical method was developed for the simultaneous determination of 38 veterinary drugs (18 sulfonamides, 11 quinolones and 9 benzimidazoles) and 8 metabolites of benzimidazoles in bovine milk by ultra high performance liquid chromatography-positive electrospray ionization
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
Seyedeh Parinaz Akhlaghi et al.
Carbohydrate research, 409, 48-55 (2015-05-02)
A simple protocol was used to prepare amine functionalized cellulose nanocrystals (CNC-NH2). In the first step, epichlorohydrin (EPH) was reacted with ammonium hydroxide to produce 2-hydroxy-3-chloro propylamine (HCPA). In the next step, HCPA was grafted to CNC using the etherification
Theresa A Isbell et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 980, 65-71 (2015-01-16)
The determination of morphine and its isobaric metabolites morphine-3-beta-d-glucuronide (M3G) and morphine-6-beta-d-glucuronide (M6G) is useful for therapeutic drug monitoring and forensic identification of drug use. In particular, capillary electrophoresis with mass spectrometry (CE-MS) represents an attractive tool for opioid analysis.
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
Joo Hyung Kim et al.
Scientific reports, 5, 16123-16123 (2015-11-04)
One long-standing goal in the emerging field of flexible and transparent electronic devices is to meet the demand of key markets, such as enhanced output performance for metal oxide semiconductor thin film transistors (TFTs) prepared by a solution process. While
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
Oliver Wahl et al.
Journal of pharmaceutical and biomedical analysis, 95, 1-10 (2014-03-19)
For the impurity profiling of the mucolytic and anti-inflammatory drug carbocisteine a high performance liquid chromatographic (HPLC) method using corona charged aerosol detection (CAD) was developed and fully validated following the ICH guideline Q2(R1). The response was linear (R²>0.995) over
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
Manuel Happe et al.
Bioresource technology, 200, 435-443 (2015-11-01)
Phosphate remobilization from digested sewage sludge containing iron phosphate was scaled-up in a microbial fuel cell (MFC). A 3litre triple chambered MFC was constructed. This reactor was operated as a microbial fuel cell and later as a microbial electrolysis cell
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
In Kap Ko et al.
Biomaterials, 40, 72-79 (2014-12-01)
Donor shortage remains a continued challenge in liver transplantation. Recent advances in tissue engineering have provided the possibility of creating functional liver tissues as an alternative to donor organ transplantation. Small bioengineered liver constructs have been developed, however a major
Ahilanandan Dushianthan et al.
Respiratory research, 15, 128-128 (2014-11-08)
Acute respiratory distress syndrome (ARDS) is a life-threatening critical illness, characterised by qualitative and quantitative surfactant compositional changes associated with premature airway collapse, gas-exchange abnormalities and acute hypoxic respiratory failure. The underlying mechanisms for this dysregulation in surfactant metabolisms are
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
Véronique Vacchina et al.
Analytical and bioanalytical chemistry, 407(13), 3831-3839 (2015-03-17)
A method has been developed for the specific and sensitive determination of Cr(VI) in foods. First, the interactions between Cr(VI) and the matrices were investigated by size-exclusion HPLC-ICP-MS (SEC-ICP-MS). Evidence was found for the complexation of Cr(VI) potentially present with
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
Noel Kong et al.
Journal of separation science, 37(21), 3015-3023 (2014-08-22)
A sensitive hydrophilic interaction liquid chromatography coupled with tandem mass spectrometry method was developed and validated for the simultaneous detection and quantification of etilefrine and oxilofrine in equine blood plasma and urine. The method is highly sensitive and specific with
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
Hongxu Lu et al.
Journal of biomedical materials research. Part A, 100(9), 2507-2516 (2012-05-25)
Extracellular matrix (ECM) scaffolds derived from cultured cells have drawn increasing attention for use in tissue engineering. We have developed a method to prepare cultured cell-derived ECM scaffolds by combining three-dimensional cell culture, decellularization, and selective template removal. Cell-ECM-template complexes
Zheng Ser et al.
Analytical biochemistry, 475, 22-28 (2015-01-24)
The successful extraction of metabolites is a critical step in metabolite profiling. By optimizing metabolite extraction, the range and quantitative capacity of metabolomics studies can be improved. We considered eight separate extraction protocols for the preparation of a metabolite extract
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
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
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
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
Alan K Jarmusch et al.
Journal of pharmaceutical and biomedical analysis, 117, 11-17 (2015-09-05)
Ergot alkaloids are mycotoxins with an array of biological effects. With this study, we investigated for the first time the application of atmospheric pressure photoionization (APPI) as an ionization method for LC-MS analysis of ergot alkaloids, and compared its performance
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
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