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Showing 31-60 of 86 results for "GF86311009" within Papers
M Rizzi et al.
Cell proliferation, 47(6), 578-586 (2014-09-17)
Textiles used to make clothing can represent a source, often ignored, of chemicals potentially noxious to both skin and the whole organism. Among the most frequently produced potentially noxious chemical manufacturing by-products are formaldehyde (FA), nickel (Ni) and hexavalent chromium
George Psomas et al.
Dalton transactions (Cambridge, England : 2003), 42(18), 6252-6276 (2013-03-27)
The structural features of copper(II), nickel(II), cobalt(II) and zinc(II) complexes with the antimicrobial drugs quinolones and non-steroidal anti-inflammatory drugs (NSAIDs) as ligands are discussed. The binding properties of these complexes to biomolecules (calf-thymus DNA, bovine or human serum albumin) are
Erkai He et al.
Environmental pollution (Barking, Essex : 1987), 188, 17-26 (2014-02-18)
Protons and other cations may inhibit metal uptake and alleviate metal toxicity in aquatic organisms, but less is known about these interactions in soil organisms. The present study investigated the influence of solution chemistry on uptake and toxicity of Ni
Filaggrin is a predominant member of the denaturation-resistant nickel-binding proteome of human epidermis.
Katrine Ross-Hansen et al.
The Journal of investigative dermatology, 134(4), 1164-1166 (2013-10-26)
Natalie B Aquino et al.
Journal of environmental science and health. Part C, Environmental carcinogenesis & ecotoxicology reviews, 30(3), 189-224 (2012-09-14)
During the past half-century, incidences of breast cancer have increased globally. Various factors--genetic and environmental--have been implicated in the initiation and progression of this disease. One potential environmental risk factor that has not received a lot of attention is the
Gareth E Haslam et al.
Physical chemistry chemical physics : PCCP, 13(28), 12968-12974 (2011-06-23)
Metallic nickel is a powerful electrocatalyst in alkaline solution and is able to be used in the alkaline fuel cell. However, in acidic solution, electrocatalysis is impossible because the metal is subject to rapid corrosion at low pH for all
Jodi L Boer et al.
Archives of biochemistry and biophysics, 544, 142-152 (2013-09-17)
This review describes the functions, structures, and mechanisms of nine nickel-containing enzymes: glyoxalase I, acireductone dioxygenase, urease, superoxide dismutase, [NiFe]-hydrogenase, carbon monoxide dehydrogenase, acetyl-coenzyme A synthase/decarbonylase, methyl-coenzyme M reductase, and lactate racemase. These enzymes catalyze their various chemistries by using
Endodontic canal preparation: innovations in glide path management and shaping canals.
Clifford J Ruddle et al.
Dentistry today, 33(7), 118-123 (2014-08-15)
Bangyuan Wu et al.
Ecotoxicology and environmental safety, 109, 70-76 (2014-08-29)
This study was designed to evaluate the toxicological effect of dietary nickel chloride (NiCl2) on the counts of intestinal bacteria and diversity of microorganisms in broilers. Plate counting and polymerase chain reaction-denaturing gradient gel electrophoresis (PCR-DGGE) assays were used. A
Renée C Pompei-Reynolds et al.
American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics, 146(2), 215-226 (2014-08-03)
The manufacturing process for copper-nickel-titanium archwires is technique sensitive. The primary aim of this investigation was to examine the interlot consistency of the mechanical properties of copper-nickel-titanium wires from 2 manufacturers. Wires of 2 sizes (0.016 and 0.016 × 0.022
Harathi D Srinivas et al.
Organic letters, 16(13), 3596-3599 (2014-06-14)
We have developed an enantiospecific, nickel-catalyzed cross-coupling of unsymmetric 1,3-disubstituted allylic pivalates with arylboroxines. The success of this reaction relies on the use of BnPPh2 as a supporting ligand for the nickel(0) catalyst and NaOMe as a base. This method
Erin M Leonard et al.
Aquatic toxicology (Amsterdam, Netherlands), 154, 141-153 (2014-06-02)
Rainbow trout and round goby were exposed for 30 days to waterborne and dietary Ni in combination at two waterborne concentration ranges (6.2-12 μmol/L, 68-86 μmol/L), the lower of which is typical of contaminated environments. The prey (black worms; Lumbriculus
W Rerhrhaye et al.
Odonto-stomatologie tropicale = Tropical dental journal, 36(144), 40-48 (2014-03-15)
The aim of this study was to evaluate knowledge, attitudes and practices (KAP) of Moroccan dentists about allergy to Nickel (Ni) during orthodontic treatment. Dentists of two Moroccan cities (n = 553) were contacted and a questionnaire was distributed to
S Malamis et al.
Journal of hazardous materials, 252-253, 428-461 (2013-05-07)
Adsorption and ion exchange can be effectively employed for the treatment of metal-contaminated wastewater streams. The use of low-cost materials as sorbents increases the competitive advantage of the process. Natural and modified minerals have been extensively employed for the removal
Wendy J Shaw et al.
Biochimica et biophysica acta, 1827(8-9), 1123-1139 (2013-01-15)
This review discusses the development of molecular electrocatalysts for H2 production and oxidation based on nickel. A modular approach is used in which the structure of the catalyst is divided into first, second, and outer coordination spheres. The first coordination
Ya Shen et al.
Journal of endodontics, 39(2), 163-172 (2013-01-17)
The performance and mechanical properties of nickel-titanium (NiTi) instruments are influenced by factors such as cross-section, flute design, raw material, and manufacturing processes. Many improvements have been proposed by manufacturers during the past decade to provide clinicians with safer and
Serenella Medici et al.
Molecules (Basel, Switzerland), 18(10), 12396-12414 (2013-10-11)
Coordination of proteins and peptides to metal ions is known to affect their properties, often by a change in their structural organization. Side chains of the residues directly involved in metal binding or very close to the coordination centre may
Selective synthesis of nickel oxide nanowires and length effect on their electrochemical properties.
Huan Pang et al.
Nanoscale, 2(6), 920-922 (2010-07-22)
Nickel oxide nanostructures with different lengths have been easily synthesized by calcining nickel foil after soaking in LiOH solution of different concentrations. The measurements of electrochemical properties of these NiO nanostructures show that different lengths of NiO nanostructures would have
Kwanghyun Yoo et al.
Nanotechnology, 24(20), 205302-205302 (2013-04-20)
We firstly introduce a facile method for the site-specific direct physical exfoliation of few-layer graphene sheets from cheap and easily enlargeable graphite grown on a Ni foil using an optimized polydimethylsiloxane (PDMS) stamp. By decreasing the PDMS cross-linking time, the
R J Schulz et al.
Physics in medicine and biology, 35(11), 1563-1574 (1990-11-01)
The thermal defects of A-150 plastic and graphite referenced to aluminium were determined for 800 keV protons scattered by a 2 micron nickel foil (mean transmitted energy = 550 keV). Composite cores of Al/A-150, graphite/A-150 and Al/graphite which could be
Qun Qian et al.
Mini reviews in medicinal chemistry, 13(6), 802-813 (2013-04-03)
Cross-coupling of alkyl halides with alkenes leading to Heck-type and addition products is summarized. The development of Heck reaction with aliphatic halides although has made significant progress in the past decade and particularly recently, it was much less explored in
Basem Soboh et al.
The Biochemical journal, 464(2), 169-177 (2014-09-04)
[NiFe]-hydrogenases (Hyd) bind a nickel-iron-based cofactor. The Fe ion of the cofactor is bound by two cyanide ligands and a single carbon monoxide ligand. Minimally six accessory proteins (HypA-HypF) are necessary for NiFe(CN)2CO cofactor biosynthesis in Escherichia coli. It has
Hilde de Reuse et al.
Frontiers in cellular and infection microbiology, 3, 94-94 (2013-12-25)
Nickel is a virulence determinant for the human gastric pathogen Helicobacter pylori. Indeed, H. pylori possesses two nickel-enzymes that are essential for in vivo colonization, [NiFe] hydrogenase and urease, an abundant virulence factor that contains 24 nickel ions per active
Ellen P Broering et al.
Biochemistry, 52(1), 4-18 (2012-12-18)
Nickel-containing superoxide dismutases (NiSODs) represent a novel approach to the detoxification of superoxide in biology and thus contribute to the biodiversity of mechanisms for the removal of reactive oxygen species (ROS). While Ni ions play critical roles in anaerobic microbial
Sarah Z Tasker et al.
Nature, 509(7500), 299-309 (2014-05-16)
Tremendous advances have been made in nickel catalysis over the past decade. Several key properties of nickel, such as facile oxidative addition and ready access to multiple oxidation states, have allowed the development of a broad range of innovative reactions.
Gonensin O Bozdag et al.
Gene, 538(2), 251-257 (2014-02-04)
Nickel is an essential micronutrient due to its involvement in many enzymatic reactions as a cofactor. However, excess of this element is toxic to biological systems. Here, we constructed a cDNA library from Beta maritima and screened it in the
Egor Geist et al.
Natural product reports, 31(4), 441-448 (2014-02-28)
This Highlight covers the current status of relatively unexplored sp(3)-sp(3) cross-coupling reactions with particular focus on natural product and related syntheses.
Asad A Rizvi et al.
Connecticut medicine, 78(4), 215-219 (2014-05-17)
The case of a 44-year-old female with multiple embolic cerebellar infarcts associated with a "high risk" patent foramen ovale (PFO) is presented. This article reviews current management of PFO in association with cryptogenic stroke in light of the results of
Ignacio I Fuentes et al.
Aquatic toxicology (Amsterdam, Netherlands), 155, 142-150 (2014-07-16)
An experiment was designed to assess the capacity of Salvinia minima Baker to uptake and accumulate nickel in its tissues and to evaluate whether or not this uptake can affect its physiology. Our results suggest that S. minima plants are
Seena S Koshy et al.
Biochemistry, 53(49), 7755-7764 (2014-11-25)
The goal of understanding mechanisms of transmembrane signaling, one of many key life processes mediated by membrane proteins, has motivated numerous studies of bacterial chemotaxis receptors. Ligand binding to the receptor causes a piston motion of an α helix in
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