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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
Bo Shi et al.
Comparative biochemistry and physiology. Part B, Biochemistry & molecular biology, 190, 8-15 (2015-08-28)
Oysters are considered hyper-accumulators of Cu, but the molecular mechanism by which they maintain Cu cell homeostasis is still unclear. ATP-binding cassette protein subfamily B member 1 (ABCB1, P-glycoprotein) can transport a variety of substrates across the cell membrane in
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
J Matos et al.
Environmental research, 143(Pt B), 123-129 (2015-09-28)
This study aimed to identify the benefit and risk associated with raw and cooked blue shark consumption taking into account the bioaccessibility of Se, Hg and MeHg, by using in vitro digestion method. Selenium, Hg and MeHg levels were higher
Daniela Baldantoni et al.
Ecotoxicology and environmental safety, 123, 89-94 (2015-05-26)
Leafy vegetables have a relatively high potential for Cd uptake and translocation, and are thus considered Cd accumulators. For this reason, leaves and roots of lettuce (Lactuca sativa L.) and endive (Cichorium endivia L.) plants, grown on different agricultural soils
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
Rodrigo M Pereira et al.
Talanta, 147, 76-81 (2015-11-26)
A microwave-induced combustion (MIC) system based on the volatilization process was applied for subsequent halogen determination from noncombustible inorganic matrices. Portland cement samples were selected to demonstrate the feasibility of the proposed method, allowing the subsequent determination of Cl and
Min-Quan Yang et al.
Nanoscale, 7(43), 18062-18070 (2015-09-26)
Considerable effort has been made to fabricate graphene (GR)/semiconductor composite photocatalysts, by using graphene oxide (GO) as the most widely used precursor of GR, toward an improved efficacy of solar energy conversion. However, thus far, the role of GO in
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
Brad M Angel et al.
Aquatic toxicology (Amsterdam, Netherlands), 168, 90-97 (2015-10-16)
The factors affecting the chronic (72-h) toxicity of three nanoparticulate (10-34nm) and one micron-sized form of CeO2 to the green alga, Pseudokirchneriella subcapitata were investigated. To characterise transformations in solution, hydrodynamic diameters (HDD) were measured by dynamic light scatter, zeta
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
Michael J Salini et al.
The British journal of nutrition, 114(11), 1784-1796 (2015-09-29)
Barramundi (Lates calcarifer), a catadromous teleost of significant and growing commercial importance, are reported to have limited fatty acid bioconversion capability and therefore require preformed long-chain PUFA (LC-PUFA) as dietary essential fatty acid (EFA). In this study, the response of
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
Rui Xing et al.
Biomedical materials (Bristol, England), 10(5), 055003-055003 (2015-09-12)
Biofilm formation on dental abutment may lead to peri-implant mucositis and subsequent peri-implantitis. These cases are clinically treated with antibiotics such as doxycycline (Doxy). Here we used an electrochemical method of cathodic polarization to coat Doxy onto the outer surface
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
Olaia Liñero et al.
Journal of agricultural and food chemistry, 63(43), 9461-9470 (2015-10-13)
A 5-month experiment was performed to study the accumulation of several inorganic elements in tomato plants cultivated using organic or synthetic fertilizer. Plants were harvested in triplicate at six sampling dates during their life cycle. Statistical and chemometric analysis of
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
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