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M T Rahman et al.
Cellular physiology and biochemistry : international journal of experimental cellular physiology, biochemistry, and pharmacology, 10(4), 237-242 (2000-11-28)
The in vitro biosynthesis of metallothionein (MT) has been investigated in RBC precursors from human cord blood in order to support the hypothesis for the nucleated precursor origin of MT in human red blood cells (RBC). Human RBC precursors are
Julien Heroult et al.
Analytical and bioanalytical chemistry, 406(16), 3919-3927 (2014-05-13)
This work represents a first systematic approach to the size-based elemental quantification and size estimation of metal(loid) oxide nanoparticles such as silica (SiO2) in a real food matrix using asymmetric flow field-flow fractionation coupled online with inductively coupled plasma mass
Tania Mitra et al.
Journal of hazardous materials, 273, 94-103 (2014-04-15)
Hyacinth root was used as a biosorbent for generating adsorption data in fixed-bed glass column. The influence of different operating parameters like inlet Pb(II) ion concentration, liquid flow rate and bed height on the breakthrough curves and the performance of
Thomas Berg et al.
Journal of chromatography. A, 1344, 83-90 (2014-05-02)
Stable isotope-labeled internal standards (SIL-ISs) are often used when applying liquid chromatography-tandem mass spectrometry (LC-MS/MS) to analyze for legal and illegal drugs. ISs labeled with (13)C, (15)N, and (18)O are expected to behave more closely to their corresponding unlabeled analytes
Anke L Lameris et al.
American journal of physiology. Gastrointestinal and liver physiology, 308(3), G206-G216 (2014-12-06)
Calcium (Ca(2+)) and magnesium (Mg(2+)) ions are involved in many vital physiological functions. Since dietary intake is the only source of minerals for the body, intestinal absorption is essential for normal homeostatic levels. The aim of this study was to
Kevin Sea et al.
The Journal of biological chemistry, 290(4), 2405-2418 (2014-11-30)
The functional and structural significance of the intrasubunit disulfide bond in copper-zinc superoxide dismutase (SOD1) was studied by characterizing mutant forms of human SOD1 (hSOD) and yeast SOD1 lacking the disulfide bond. We determined x-ray crystal structures of metal-bound and
Tamar L Greaves et al.
Physical chemistry chemical physics : PCCP, 17(4), 2357-2365 (2014-12-06)
A high-throughput approach was developed in order to prepare and dry a series of protic ionic liquids (PILs) from 48 Brønsted acid-base combinations. Many combinations comprised an alkyl carboxylic acid paired with an alkyl amine. Visual screens were developed to
Rashmi R Nair et al.
Journal of biological inorganic chemistry : JBIC : a publication of the Society of Biological Inorganic Chemistry, 20(2), 311-322 (2014-12-10)
The activity of sulfate-reducing bacteria (SRB) intensifies the problems associated to corrosion of metals and the solution entails significant economic costs. Although molybdate can be used to control the negative effects of these organisms, the mechanisms triggered in the cells
Anu Lipsanen et al.
Neuroscience letters, 580, 173-177 (2014-08-16)
Remote areas connected to cortical infarcts, such as the thalamus, are affected by stroke due to delayed retrograde degeneration of afferent connections. This is temporally associated with the accumulation of β-amyloid (Aβ) and calcium. Here we tested a hypothesis that
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
Patrick Marchand et al.
The journal of physical chemistry. A, 116(49), 12112-12122 (2012-11-08)
A detailed spectroscopic study of HNO(3):H(2)O binary amorphous mixtures, and of the adsorption of HNO(3) onto ice, is reported. Using a classical optics model, the extent of intermixing and of ionic dissociation of adsorbed HNO(3), which forms a strong acid
Margherita Cozzari et al.
Environmental pollution (Barking, Essex : 1987), 198, 32-40 (2015-01-01)
The impact of Ag NPs on sediment-dwelling organisms has received relatively little attention, particularly in linking bioaccumulation to oxidative injury. The polychaete Nereis diversicolor was exposed to sediments spiked with dissolved Ag (added as AgNO3), Ag NPs (63 ± 27
James Guo Sheng Moo et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 15(14), 2922-2929 (2014-07-22)
Graphene oxide (GO), an up-and-coming material rich in oxygenated groups, shows much promise in pollution management. GO is synthesised using several synthetic routes, and the adsorption behaviour of GO is investigated to establish its ability to remove the heavy-metal pollutants
Daniele Barbaro et al.
PloS one, 10(4), e0123159-e0123159 (2015-04-16)
Iron oxide nanoparticles (IONP) can have a variety of biomedical applications due to their visualization properties through Magnetic Resonance Imaging (MRI) and heating with radio frequency or alternating magnetic fields. In the oncological field, coating IONP with organic compounds to
Francesca Garello et al.
Molecular pharmaceutics, 11(10), 3760-3765 (2014-08-28)
Glucan particles (GPs) are monodisperse microspheres derived from baker's yeast and represent an interesting class of microcarriers for theranostic applications as they show a high affinity toward immune system cells. The typical loading strategy was to harness the ability of
Chirag K Vyas et al.
Journal of hazardous materials, 241-242, 340-347 (2012-10-23)
Quantitative leaching of Sr from homogeneous and calcined (Th,Sr) O(2) in dilute perchloric acid medium suggests the possibility of reducing the hazardousness of discharged nuclear fuel by separation of (90)Sr, a prominent fission product at dissolution stage itself rather than
Paolo Boggio et al.
Organic & biomolecular chemistry, 13(11), 3288-3297 (2015-02-04)
In this study the hydroboration reaction has been exploited to produce in only four steps a new lipophilic GdBNCT/MRI agent (PB01). As a matter of fact, the formation of a new B–C bond to link the decaborane with the lipophilic
Taro Masuda et al.
Bioscience, biotechnology, and biochemistry, 79(1), 74-81 (2014-10-16)
Iron is one of the essential trace elements for humans. In this study, the iron contents in fresh, dried, and toasted nori (Pyropia yezoensis) were analyzed. The mean iron content of fresh, dried, and toasted nori were 19.0, 22.6, and
K M Sadek
Andrologia, 46(9), 1047-1054 (2013-11-13)
This study was conducted to determine the mechanism underlying the chemotherapeutic efficacy of an ethanolic Moringa oleifera leaf extract (MOLEE) against chromium-induced impairments of rat testes using biochemical methods. Twenty male Wistar rats were divided into four groups of five
Xiaona Wang et al.
Environmental pollution (Barking, Essex : 1987), 197, 116-126 (2014-12-19)
We studied the colonization of ectomycorrhizal fungi and species abundance of a hybrid larch (F1) under elevated CO₂ and O₃. Two-year-old seedlings were planted in an Open-Top-Chamber system with treatments: Control (O3 < 6 nmol/mol), O₃ (60 nmol/mol), CO₂ (600
M Mirjalili et al.
Materials science & engineering. C, Materials for biological applications, 33(4), 2084-2093 (2013-03-19)
Localized corrosion and effects of pre-passivation treatment of Nitinol and SS304 orthodontic wires in simulated saliva solution in the presence and absence of fluoride ions were investigated by means of potentiodynamic and potentiostatic polarisations. Results revealed that Nitinol does not
Lisa Fischer et al.
Journal of pharmaceutical and biomedical analysis, 95, 121-129 (2014-03-29)
New guidelines of the United States Pharmacopeia (USP), European Pharmacopeia (EP) and international organization (ICH, International Conference on Harmonization) regulating elemental impurity limits in pharmaceuticals seal the end of unspecific analysis of metal(oid)s as outlined in USP <231> and EP
Urszula Doboszewska et al.
Progress in neuro-psychopharmacology & biological psychiatry, 56, 254-263 (2014-10-08)
Data indicated that zinc deficiency may contribute to the development of depression; however changes induced by zinc deficiency are not fully described. In the present paper we tested whether the dietary zinc restriction in rats causes alterations in N-methyl-D-aspartate receptor
C T R Viana et al.
Microvascular research, 86, 44-51 (2012-12-21)
Inflammation, angiogenesis and cytokine production are common features of almost, if not all tumors. However, the extent of these processes induced by different types of tumors has not been evaluated. We investigated the growth pattern of the experimental metastatic tumors
Tiago H Ferreira et al.
International journal of pharmaceutics, 481(1-2), 56-63 (2015-02-01)
Boron nitride nanotubes (BNNTs) have generated considerable interest among the scientific community because of their unique physical and chemical properties. They present good chemical inertness, high thermal stability, and optimal resistance to oxidation, that make them ideal candidates for biomedical
Alex C S Shek et al.
Archives of environmental contamination and toxicology, 68(4), 622-635 (2015-01-13)
This study aimed to determine the effects of salinity on metal uptake and metallothionein (MT) mRNA levels in tilapia exposed to three metal ions. Male Oreochromis niloticus × O. aureus juveniles (hereafter, "tilapia") were exposed to various concentrations (100, 500
Chan Wang et al.
Materials science & engineering. C, Materials for biological applications, 41, 134-141 (2014-06-09)
As a kind of antimicrobial agent, nano-silver composites have attracted a great deal of interest in biomedical applications. However, the typical loadings of silver nanoparticles (AgNPs) in such composites could result in dose-related cytotoxicity. In this study, a nano-silver composite
Wan-Kuen Jo et al.
Journal of hazardous materials, 283, 680-688 (2014-12-03)
This study was conducted under visible-light exposure to investigate the photocatalytic characteristics of a multiwalled carbon nanotube/titania (TiO2) composite nanofiber (MTCN) using a continuous-flow tubular reactor. The MTCN was prepared by a sol-gel process, followed by an electrospinning technique. The
Caroline Oster et al.
Analytical and bioanalytical chemistry, 407(11), 3035-3043 (2014-09-28)
Air quality is one of the areas in Europe where a series of EU Directives have been published with the aim of achieving improved long-term and harmonised air quality objectives across the European Union. This paper describes the production of
Casey McQuade et al.
Small (Weinheim an der Bergstrasse, Germany), 11(7), 834-843 (2014-09-30)
Gold nanoparticles have garnered interest as both radiosensitzers and computed tomography (CT) contrast agents. However, the extremely high concentrations of gold required to generate CT contrast is far beyond that needed for meaningful radiosensitization, which limits their use as combined
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