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Christian Bode et al.
Carcinogenesis, 35(5), 1078-1083 (2014-01-10)
Silicosis is an inflammatory lung disease induced by the inhalation of silica-containing dust particles. There is conflicting data on whether patients with silicosis are more susceptible to lung cancer induced by cigarette smoke. To examine this issue experimentally, a model
Mingliang Zhang et al.
Journal of chromatography. A, 1365, 148-155 (2014-09-25)
One-pot synthesis of surface-confined ionic liquid functionalized silica spheres was proposed using N-(3-aminopropyl)imidazole, γ-isopropyltriethoxysilane and 1-bromooctadecane as starting materials. The surface modification of the silica spheres was successful with a high surface density of octadecylimidazolium, enabling the utilization of this
Canada's oil sands residents complain of health effects.
Jocelyn Edwards
Lancet (London, England), 383(9927), 1450-1451 (2014-04-30)
No-Kuk Park et al.
Journal of nanoscience and nanotechnology, 13(11), 7493-7497 (2013-11-20)
A macro-porous silica layer, consisting of a silica layer with macro-sized pores, was formed as an antireflective material on glass substrates. The silica layer and macro-pores were formed by the oxidative thermal decomposition of tetra-ethylorthorsilicate (TEOS) used as the precursor
Haifeng Hu et al.
Die Pharmazie, 68(6), 401-405 (2013-07-24)
Gallic acid (GA) is an interesting pharmaceutical component of plants. However, the short lifetime and the autoxidation of GA in aqueous solution significantly reduces its bioavailability and the residence time in the body system. In this study, GA was chemically
Soania Mathur et al.
Journal of Parkinson's disease, 5(2), 263-268 (2015-02-28)
Despite an urgent need for new medications, clinical trials in Parkinson's have a relatively low rate of success. Although many reasons have been proposed for this, the opinions of patients and scientists, the two principal stakeholders, have not been widely
Petr Polacek et al.
The journal of adhesive dentistry, 16(2), 155-159 (2014-04-01)
This study evaluated the effect of either an intermediate application of adhesive resin or flowable resin application on the adhesion of particulate filler composite (PFC) to glass fiber-reinforced composite (FRC). Unidirectional, pre-impregnated S2-glass fiber bundles (Dentapreg) (length: 40 mm; thickness:
Bhagwan Das Aggarwal
Occupational and environmental medicine, 71(8), 578-582 (2014-05-31)
Agate workers are chronically exposed to silica dust generated from agate grinding, which makes them susceptible to silicosis. In the absence of diagnosis at an early stage, the workers continue to be exposed to silica dust until the development of
Yuliya K Nikitina et al.
Journal of chromatography. A, 1363, 71-78 (2014-09-04)
The adsorption of two typical hydro-organic mobile phases, with methanol and acetonitrile as the organic component, on an antibiotic based chiral stationary phase (CSP) Nautilus-E was studied by the minor perturbation method. In both cases, the excess adsorption of water
A Marechal et al.
Journal of chromatography. A, 1365, 140-147 (2014-09-25)
This paper presents a photografting process of monolithic silica capillary columns based on the ene-thiol click chemistry. This study is performed on a "generic" vinyl-functionalized silica monolith (Hmin 6±1μm). The photoclick reaction is investigated using different thiol monomers (octadecanethiol, cysteine
Manuela Piazzi et al.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology, 29(4), 1383-1394 (2015-01-01)
The phosphoinositide-dependent signal transduction pathway has been implicated in the control of a variety of biologic processes, such as the regulation of cellular metabolism and homeostasis, cell proliferation and differentiation, and apoptosis. One of the key players in the regulation
Rajangam Vinodh et al.
Journal of nanoscience and nanotechnology, 14(6), 4639-4648 (2014-04-18)
Chloro-functionalized mesoporous MCM-41, SBA-15, MCM-48 and KIT-6 were synthesized by co-condensation of 3-chloropropyl-trimethoxy-silane (CPTMS) and rice husk ash sodium silicate solution, which is subsequently grafted with a heterocyclic amine, homopiperazine (HPZ). X-ray powder diffraction and BET analysis of the chloro-functionalized
Richard Hayes et al.
Journal of chromatography. A, 1357, 36-52 (2014-05-27)
The challenges in HPLC are fast and efficient separation for a wide range of samples. Fast separation often results in very high operating pressure, which places a huge burden on HPLC instrumentation. In recent years, core-shell silica microspheres (with a
Mònica Escolà Casas et al.
The Science of the total environment, 506-507, 315-322 (2014-12-03)
The degradation of seven compounds which are usually recalcitrant in classical activated sludge treatment (e.g., diclofenac, propranolol, iopromide, iohexol, iomeprol tebuconazole and propiconazole) was studied in a biofilm reactor (slow sand filtration). This reactor was used to treat real effluent-wastewater
Shanthini Muthukoori et al.
Journal of biomedical nanotechnology, 9(5), 907-914 (2013-06-28)
Gout is an abnormality in the body resulting in the accumulation of uric acid mainly in joints. Dissolution of uric acid crystals into soluble allantoin by the enzyme uricase might provide a better alternative for the treatment of gout. This
S R Chae et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 67(11), 2582-2586 (2013-06-12)
Carbon nanomaterials have been proposed as a basis for developing new technologies for photocatalytic oxidation and disinfection, improved membrane processes, adsorbents, and biofilm-resistant surfaces. This study details recent progress towards the development of these proposed applications. We explored the use
Jamie Jones et al.
The Science of the total environment, 502, 434-447 (2014-10-04)
To support nutrient removal, various stormwater treatment technologies have been developed via the use of green materials, such as sawdust, tire crumbs, sand, clay, sulfur, and limestone, as typical constituents of filter media mixes. These materials aid in the physiochemical
Fronczyk Joanna et al.
Journal of environmental sciences (China), 25(9), 1764-1772 (2014-02-14)
To recognize properties of a mixture of Vistula sand (medium sand acc. to USCS) with Slovak zeolite as reactive materials suitable for permeable reactive barriers proposed for protection of groundwater environment in vicinity of old landfills comprehensive laboratory investigations were
Seong-Soo Kim et al.
Journal of nanoscience and nanotechnology, 14(4), 2925-2930 (2014-04-17)
In-situ catalytic cracking of xylan, a model compound of hemicellulose, was carried out using pyrolysis-gas chromatography/mass spectrometry over mesoporous Y for the first time. Experiments were conducted at three different temperatures, 400 degrees C, 450 degrees C, and 500 degrees
Kyu-Sang Kwon et al.
Environmental technology, 34(17-20), 2757-2764 (2014-02-18)
In this study, the deposition and transport of Pseudomonas aeruginosa on sandy porous materials have been investigated under static and dynamic flow conditions. For the static experiments, both equilibrium and kinetic batch tests were performed at a 1:3 and 3:1
Qingsu Cheng et al.
Scientific reports, 5, 13685-13685 (2015-09-09)
To date, in situ visualization of microbial density has remained an open problem. Here, functionalized buckyballs (e.g., C60-pyrrolidine tris acid) are shown to be a versatile platform that allows internalization within a microorganism without either adhering to the cell wall
Abdulraheem Abdulrahman Kinsara et al.
Health physics, 108(1), 59-66 (2014-12-02)
Radon-222 has been measured in groundwater, dwellings, and atmosphere of an inhabited area adjacent to the granitic Aja heights of Hail province, Saudi Arabia. The measurements were carried out in the field using a RAD7 instrument. Twenty-eight water samples, collected
G A Kovalenko et al.
Prikladnaia biokhimiia i mikrobiologiia, 49(3), 301-311 (2013-07-26)
Multicomponent composite biocatalyzers with lipolytic activity have been studied. These biocatalyzers were prepared through the immobilization of a recombinant producer strain of thermostable lipase from Thermomyces lanuginosus into SiO2 xerogel, which contains a nanocarbon component, i.e., multilayered carbon nanotubes with
Duygu Cagirdi et al.
Journal of AOAC International, 97(4), 1137-1142 (2014-08-26)
A simple and selective separation and preconcentration method was developed for the determination of Cu(ll) ions. This method is based on adsorption of Cu(ll) ions from aqueous solution on a bis(3-aminopropyl)amine modified silica gel column and flame atomic absorption spectrometric
David M Brown et al.
Toxicology letters, 224(1), 147-156 (2014-01-28)
We investigated the effects of silica particles and nanoparticles (NPs) (50 nm and 200 nm) with a neutral and positively charged surface when dispersed in saline, bovine serum albumin (BSA) or lung lining fluid (LLF) 24 h post instillation into
Lei Pei et al.
Journal of chromatography. A, 1365, 226-233 (2014-09-28)
Polycationic polymers are widely used in capillary electrophoresis (CE) as surface coatings to prevent protein adsorption and control electroosmotic flow (EOF). Such semi-permanent coatings are formed by flushing the capillary with a quaternary amine-based polymer such as poly(diallydimethylammonium chloride) (PDADMAC)
Ji Yeong Won et al.
Journal of biomedical nanotechnology, 9(5), 886-890 (2013-06-28)
In this study, we developed a simple and fast isolation tool of Escherichia coli O157:H7 (E. coli O157:H7) using a magnet nanoparticle embedded silica nanotube (MNSNT) for the detection of E. coli O157:H7 in the sample with nucleic acid based
Fabrice Gritti et al.
Journal of chromatography. A, 1342, 24-29 (2014-04-17)
The advantages of using columns packed with stationary phases having a composition gradient so that retention factors increase toward the outlet and eluting them with an isocratic mobile phase may provide increased peak resolution in liquid chromatography. This approach is
Chang Hoon Moon et al.
Investigational new drugs, 32(3), 400-411 (2013-11-10)
CKD-516 is a benzophenone analog in which the B ring is modified by replacement with a carbonyl group. The study assessed CKD-516 as a vascular disrupting agent or anti-cancer drug. To assess the effect of S516 on vascularization, we analyzed
S D Yang et al.
Journal of nanoscience and nanotechnology, 13(5), 3331-3334 (2013-07-19)
In this paper, we fabricate planar-type Silicon-Oxide-High-k-Oxide-Silicon (SOHOS) and the planar-type SOHOS devices with N2 implantation of 3 x 10(15) dose in a tunneling oxide to determine the impact of N2 implantation in the tunneling oxide of a memory device.
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