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Showing 1-30 of 116 results for "774510" within Papers
Yiping; T.;
Electrochimica Acta, 78, 154-159 (2012)
Raquel López Fernández et al.
Environmental technology, 35(13-16), 2068-2074 (2014-06-25)
This study focuses on the performance of a submerged membrane photocatalytic reactor for the removal of 17beta-oestradiol (E2) in the presence of humic acid (HA). In addition to the impact of operating parameters, such as membrane pore size, ultraviolet (UV)
Stanely Makumire et al.
Toxicology letters, 227(1), 56-64 (2014-03-19)
Nanoparticles that are made from zinc and titanium oxide have found widespread applications, including their use in sunscreens. However, there is little information regarding their effects on immune cells. In the current study, we synthesized charge stabilized and "ligand free"
Jianye Song et al.
Journal of nanoscience and nanotechnology, 14(6), 4649-4654 (2014-04-18)
A single-source ZnTi-layered double hydroxide precursor was used to prepare single phase Zn2TiO4. This approach involves two steps: the calcination of a ZnTi-layered double hydroxide precursor and selective leaching zinc oxide from the resultant calcined products. The materials were characterized
L Kubáč et al.
International journal of pharmaceutics, 481(1-2), 91-96 (2015-02-07)
The aim of the study was the comparison of photo-activity of three types of titanium dioxide (TiO2) micro-dispersions intended for use as UV filters for cosmetic sunscreen products. The dispersions were also investigated with regard to their influence on the
Hsin-Hung Lin et al.
Small (Weinheim an der Bergstrasse, Germany), 11(34), 4394-4402 (2015-06-17)
Quiescent cancer stem cells (CSCs) have long been considered to be a source of tumor initiation. However, identification and isolation of these cells have been hampered by the fact that commonly used fluorescent markers are not sufficiently stable, both chemically
Morgan Zielinski Goldberg et al.
Photochemistry and photobiology, 91(6), 1332-1339 (2015-08-14)
Lignocellulosic biomass can be converted to high-value phenolic compounds, such as food additives, antioxidants, fragrances and fine chemicals. We investigated photochemical and heterogeneous photocatalytic oxidation of two isomeric phenolic compounds from lignin, isoeugenol and eugenol, in several nonprotic solvents, for
Gizem Karaca et al.
Environmental technology, 35(13-16), 1840-1850 (2014-06-25)
In the present study, removal of polycyclic aromatic hydrocarbons (PAHs) from synthetic solid matrices with various methods was investigated. PAH removal experiments were conducted in a specifically designed UV apparatus for this study. Polyurethane foams (PUF) cartridges were used to
Yong Ho Kim et al.
Journal of nanobiotechnology, 12, 47-47 (2014-11-27)
Although engineered nanomaterials (ENM) are currently regulated either in the context of a new chemical, or as a new use of an existing chemical, hazard assessment is still to a large extent reliant on information from historical toxicity studies of
W L Lü et al.
Cell proliferation, 48(1), 95-104 (2014-12-19)
To investigate effects of TiO2 nanotubes of different diameters on J744A.1 macrophage behaviour, secretion and expression of pro-inflammatory cytokines and chemokines. Macrophage-like J744A.1 cells were cultured on three types of Ti surface: mechanically polished titanium plus 30 and 80 nm
Esther Belade et al.
Archives of toxicology, 89(9), 1543-1556 (2014-08-08)
Manufactured nanomaterials (MNMs) have the potential to improve everyday life as they can be utilised in numerous medical applications and day-to-day consumer products. However, this increased use has led to concerns about the potential environmental and human health impacts. The
Haijun Zhang et al.
Journal of biomedical nanotechnology, 10(8), 1450-1457 (2014-07-16)
The TiO2 and ZnO nanoparticles are the most promising next-generation photodynamic therapy (PDT) photosensitizers. This paper reports a one-to-one comparison of TiO2 and ZnO nanoparticles as photosensitizers in photodynamic therapy of cancer. After incubating SMMC-7721 hepatocarcinoma cells with TiO2 and
Zhong Huang et al.
Journal of nanoscience and nanotechnology, 14(6), 4156-4163 (2014-04-18)
TiO2 photonic crystal photocatalyst with inverse opal structure were first prepared from self-assembled polystyrene spheres template, and then carbon quantum dots (CQDs) was coupled with TiO2 inverse opal through a facile electrodeposition method. The obtained CQDs/TiO2 complex photocatalysts exhibit enhanced
Zhenrong Zhang et al.
Journal of nanoscience and nanotechnology, 14(6), 4170-4177 (2014-04-18)
In2S3 nanoparticle (NP) decorated self-organized TiO2 nanotube array (In2S3/TiO2 NT) hybrids were fabricated via simple successive ionic layer adsorption and reaction (SILAR) technique. The In2S3 NPs in a size of about 15 nm were found to deposit on the top
Yuka Suzuki et al.
Toxicology and applied pharmacology, 278(1), 16-25 (2014-04-22)
Metal oxide nanoparticles are widely used in industry, cosmetics, and biomedicine. However, the effects of exposure to these nanoparticles on the cardiovascular system remain unknown. The present study investigated the effects of nanosized TiO2 and ZnO particles on the migration
Friederike Folttmann et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 88(3), 931-938 (2014-12-03)
A spatial filtering velocimetry (SFV) probe was applied to monitor the increase in particle size during pellet Wurster coating processes in-line. Accuracy of the in-line obtained pellet sizes was proven by at-line performed digital image analysis (DIA). Regarding particle growth
Daniel E Roth et al.
Trials, 16, 300-300 (2015-07-15)
Vitamin D regulates bone mineral metabolism and skeletal development. Some observational studies have suggested that prenatal vitamin D deficiency increases the risk of adverse pregnancy and/or birth outcomes; however, there is scant evidence from controlled trials, leading the World Health
Florian Mallevre et al.
Environmental pollution (Barking, Essex : 1987), 195, 218-225 (2014-09-28)
Bacteria based ecotoxicology assessment of manufactured nanoparticles is largely restricted to Escherichia coli bioreporters in laboratory media. Here, toxicity effects of model OECD nanoparticles (Ag NM-300K, ZnO NM-110 and TiO2 NM-104) were assessed using the switch-off luminescent Pseudomonas putida BS566::luxCDABE
Klaus Eyer et al.
Scientific reports, 5, 16551-16551 (2015-11-21)
The unwanted emergence of neutralizing antibodies (nAbs) against an endogenous or a therapeutic protein can result in deficiency diseases or therapy failure. Here, we developed a cell-free microfluidic method for the sensitive detection and quantification of nAbs in human serum
Hamdam Gaminian et al.
Photochemistry and photobiology, 91(5), 1078-1087 (2015-06-16)
Nowadays, introducing self-cleaning properties on various fabrics under daylight irradiation for automotive and upholstery application is in a central point of research. This can be achieved by application of metal-doped TiO2 nano particles on the textile fabrics. Here, alkali hydrolysis
D Minetto et al.
Environment international, 66, 18-27 (2014-02-11)
The innovative properties of nanomaterials make them suitable for various applications in many fields. In particular, TiO2 nanoparticles (nTiO2) are widely used in paints, in cosmetics and in sunscreens that are products accessible to the mass market. Despite the great
Dongsheng Guan et al.
Journal of nanoscience and nanotechnology, 14(6), 4541-4550 (2014-04-18)
Bamboo-type TiO2 nanotube arrays with high surface area can be synthesized by alternating voltage (AV) anodization for their important use as photocatalytic medium. Their morphologies are highly dependent on preparation parameters including anodization time and electrolyte composition. Minimum time of
Cédric Weber et al.
Proceedings of the National Academy of Sciences of the United States of America, 111(16), 5790-5795 (2014-04-11)
We carry out a first-principles atomistic study of the electronic mechanisms of ligand binding and discrimination in the myoglobin protein. Electronic correlation effects are taken into account using one of the most advanced methods currently available, namely a linear-scaling density
Chao-Yin Kuo et al.
Environmental technology, 35(13-16), 1851-1857 (2014-06-25)
In this study, TiO2/zeolite (TZ)-based composite was utilized to degrade bisphenol A (BPA) under ultraviolet (UV) irradiation. The effects of the TiO2 and Cu2O doses in TZ and Cu2O/TiO2/zeolite (CTZ) on the rate of BPA removal were identified, respectively. The
David J Burke et al.
International journal of molecular sciences, 16(10), 23630-23650 (2015-10-09)
In this study, we investigated the effect of positively and negatively charged Fe₃O₄ and TiO₂ nanoparticles (NPs) on the growth of soybean plants (Glycine max.) and their root associated soil microbes. Soybean plants were grown in a greenhouse for six
Juan F Callejas et al.
ACS nano, 8(11), 11101-11107 (2014-09-25)
Nanostructured transition-metal phosphides have recently emerged as Earth-abundant alternatives to platinum for catalyzing the hydrogen-evolution reaction (HER), which is central to several clean energy technologies because it produces molecular hydrogen through the electrochemical reduction of water. Iron-based catalysts are very
Asa Gustafsson et al.
Toxicology, 326, 74-85 (2014-12-03)
This study examines the immunological responses in rats following inhalation to titanium dioxide nanoparticles (TiO2 NPs), in naïve rats and in rats with induced allergic airway disease. The responses of two different inbred rat strains were compared: the Dark Aguoti
J Jacob Mancuso et al.
Journal of biomedical optics, 19(12), 126017-126017 (2014-12-30)
We sought to elucidate the mechanisms underlying two common intravascular optical coherence tomography (IV-OCT) artifacts that occur when imaging metallic stents: “merry-go-rounding” (MGR), which is an increase in strut arc length (SAL), and “blooming,” which is an increase in the
Eric Formo et al.
Nano letters, 8(2), 668-672 (2008-01-22)
This paper reports a simple procedure for derivatizing the surface of anatase TiO2 nanofibers with Pt nanoparticles and then Pt nanowires. The nanofibers were prepared in the form of a nonwoven mat by electrospinning with a solution containing both poly(vinyl
Roberta Tassinari et al.
Nanotoxicology, 8(6), 654-662 (2013-07-10)
The study explored possible reproductive and endocrine effects of short-term (5 days) oral exposure to anatase TiO2 nanoparticles (0, 1, 2 mg/kg body weight per day) in rat. Nanoparticles were characterised by scanning electron microscopy (SEM) and transmission electron microscopy
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