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Showing 1-30 of 81 results for "203149" within Papers
Huawei Cai et al.
Journal of nuclear medicine : official publication, Society of Nuclear Medicine, 55(4), 622-628 (2014-03-19)
Copper is an element required for cell proliferation and angiogenesis. Human prostate cancer xenografts with increased (64)Cu radioactivity were visualized previously by PET using (64)CuCl2 as a radiotracer ((64)CuCl2 PET). This study aimed to determine whether the increased tumor (64)Cu
The plant decapeptide OSIP108 prevents copper-induced toxicity in various models for Wilson disease.
Pieter Spincemaille et al.
Toxicology and applied pharmacology, 280(2), 345-351 (2014-08-20)
Wilson disease (WD) is caused by accumulation of excess copper (Cu) due to a mutation in the gene encoding the liver Cu transporter ATP7B, and is characterized by acute liver failure or cirrhosis and neuronal cell death. We investigated the
Lucélia Moraes-Silva et al.
Journal of biochemical and molecular toxicology, 26(9), 354-359 (2012-07-20)
This work investigated the effects of copper as preventive treatment against mercury-induced alterations in young rats. Wistar rats were treated (subcutaneous) with saline or CuCl(2) · 2H(2) O (6.9 mg/kg/day) from 3 to 7 days old and with saline or
Handbook of Copper Compounds and Applications null
Chemistry (Weinheim An Der Bergstrasse, Germany) null
Ying Yang et al.
Angewandte Chemie (International ed. in English), 53(45), 12142-12147 (2014-09-16)
Sugar moieties were incorporated into cross-linked polyurethane (PUR) networks in an effort to achieve self-repairing in the presence of atmospheric carbon dioxide (CO2) and water (H2O). When methyl-α-D-glucopyranoside (MGP) molecules are reacted with hexamethylene diisocyanate trimer (HDI) and polyethylene glycol
Landon John G Edgar et al.
Organic letters, 14(16), 4226-4229 (2012-08-01)
Glycosyl 1-phosphates enriched in the α-anomer are obtained without the use of protecting groups in two steps starting from the free hemiacetal. Condensation of free hemiacetals with toluenesulfonylhydrazide yields a range of glycosylsulfonohydrazide donors which can be oxidized using cupric
Kusaï Alomar et al.
Journal of inorganic biochemistry, 126, 76-83 (2013-06-25)
The reaction of nickel(II), copper(II) chlorides and cadmium(II) chloride and bromide with thiophene-2,3-dicarboxaldehyde bis(thiosemicarbazone) (2,3BTSTCH2) leads to a series of new complexes: [Ni(2,3BTSTCH)]Cl, [Cu(2,3BTSTC)], [CdCl2(2,3BTSTCH2)] and [CdBr2(2,3BTSTCH2)]. The crystal structures of the ligand and of [Ni(2,3BTSTCH)]Cl complex have been determined.
Mónica João Barros Amorim et al.
Environmental pollution (Barking, Essex : 1987), 164, 164-168 (2012-03-01)
Environmental effects of copper nanoparticles are little studied in terrestrial ecosystems. In the present article, the toxicity of copper nanoparticles (Cu-NP) on the enchytraeid Enchytraeus albidus is compared to the toxicity of a copper-salt (CuCl(2)). The effect parameters studied were
Mehmet Boğa et al.
Zeitschrift fur Naturforschung. C, Journal of biosciences, 69(9-10), 381-390 (2015-02-26)
Two endemic Cirsium species, C. leucopsis DC. and C. sipyleum O. Schwarz, and C. eriophorum (L.) Scop. growing in Turkey were investigated to establish their secondary metabolites, fatty acid compositions, and antioxidant and anticholinesterase potentials. Spectroscopic methods were used to
Gloria Uccello-Barretta et al.
Journal of pharmaceutical and biomedical analysis, 107, 7-10 (2015-01-07)
In total parenteral nutrition (TPN), especially in the case of preterm infants, simultaneous administration of vitamins and trace elements is still a problematic issue: guidelines put in evidence the lack of specific documentation. In this work NMR spectroscopy was applied
Koharu Tambo et al.
Bioscience, biotechnology, and biochemistry, 77(2), 416-418 (2013-02-09)
Human amyloid-β peptide 1-42 (Aβ) was subjected to a radical reaction by using ascorbic acid and CuCl(2). The percentage of D-aspartic acid (D-Asp) after 24 h had increased to 6.69 ± 0.09%, this being comparable with the reported D-Asp concentration
I V Kushkevych et al.
Ukrains'kyi biokhimichnyi zhurnal (1999 ), 83(6), 104-109 (2012-03-01)
Glutathione is the metal stress protector and changes of its level in the sulfate-reducing bacteria cells under the influence of heavy metal salts have not been studied yet. CdCl2, Pb(NO3)2, CuCl2, and ZnCl2 influence on the total glutathione level in
Thomas Beneyton et al.
The Analyst, 139(13), 3314-3323 (2014-04-16)
We present a high-throughput droplet-based microfluidic analysis/screening platform for directed evolution of CotA laccase: droplet-based microfluidic modules were combined to develop an efficient system that allows cell detection and sorting based on the enzymatic activity. This platform was run on
Yoshiaki Miyamoto et al.
Chemistry, an Asian journal, 8(4), 824-831 (2013-02-05)
The stereoselective direct transformation of N-(propargylic)hydroxylamines into cis-2-acylaziridines was achieved by the combined use of AgBF4 and CuCl. Copper salts were found to promote the transformation of the intermediary 4-isoxazolines into 2-acylaziridines and both 3-aryl- and 3-alkyl-substituted 2-acylaziridines could be
Xiaojie Ding et al.
Luminescence : the journal of biological and chemical luminescence, 30(4), 465-471 (2014-09-30)
Cysteamine (CA)-capped CdTe quantum dots (QDs) (CA-CdTe QDs) were prepared by the reflux method and utilized as an efficient nano-sized fluorescent sensor to detect mercury (II) ions (Hg(2+) ). Under optimum conditions, the fluorescence quenching effect of CA-CdTe QDs was
Chunxia Qin et al.
Journal of nuclear medicine : official publication, Society of Nuclear Medicine, 55(5), 812-817 (2014-03-15)
Human copper transporter 1 (CTR1) is overexpressed in a variety of cancers. This study aimed to evaluate the use of (64)CuCl2 as a theranostic agent for PET and radionuclide therapy of malignant melanoma. CTR1 expression levels were detected by Western
Su-Jeong Kim et al.
Free radical biology & medicine, 53(4), 936-950 (2012-06-12)
Loss-of-function mutations in the PARK7/DJ-1 gene cause early onset autosomal-recessive Parkinson disease. DJ-1 has been implicated in protection of neurons from oxidative stress and in regulation of transcriptional activity. However, whether there is a relationship between the subcellular localization of
Weiming Yuan et al.
Organic & biomolecular chemistry, 10(36), 7266-7268 (2012-08-09)
An efficient and practical copper-catalyzed highly regio- and stereoselective borylcupration of internal alkynes with bis(pinacolato)diboron using a catalytic amount of K(2)CO(3) as base producing Z-alkenylboron compounds has been demonstrated by applying the ligand effect: commercially available electron-rich tris(p-methoxyphenyl) phosphine ensures
Kenji Funaki et al.
Organic letters, 14(24), 6186-6189 (2012-12-12)
Direct arylation of thiophenes and benzothiophenes with aryltrimethylsilanes was effectively catalyzed by PdCl(2)(MeCN)(2) in the presence of CuCl(2) as an oxidant. The reaction preferentially occurred at the β-position of both thiophenes and benzothiophenes.
Fuping Gao et al.
ACS nano, 9(5), 4976-4986 (2015-04-29)
Positron emission tomography (PET) imaging has received special attention owing to its higher sensitivity, temporal resolution, and unlimited tissue penetration. The development of tracers that target specific molecules is therefore essential for the development and utility of clinically relevant PET
Jing Xue et al.
PloS one, 9(10), e109180-e109180 (2014-10-02)
Chloroquine is an established antimalarial agent that has been recently tested in clinical trials for its anticancer activity. The favorable effect of chloroquine appears to be due to its ability to sensitize cancerous cells to chemotherapy, radiation therapy, and induce
Halil Gökce et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 96, 139-147 (2012-06-05)
In this study, the metal(II) halide of 2-(2'-thienyl)pyridine, (C(9)H(7)NS), (with synonym, 2-(2'-pyridyl)thiophene and 2-thiophen-2-ylpyridine), (in abbreviated pyth) have been formed by the reaction with copper chloride and was formulated as [Cu(pyth)(2)Cl(2)]. The structure and vibrational wavenumbers of the formed compound
Yunjiang Jiang et al.
ACS infectious diseases, 3(9), 676-687 (2017-08-02)
The prevalent wisdom on developing membrane active antimicrobials (MAAs) is to seek a delicate, yet unquantified, cationic-hydrophobic balance. Inspired by phages that use nanostructured protein devices to invade bacteria efficiently and selectively, we study here the antibiotic role of nanostructures
Synthesis, 1841-1841 (2007)
Yoshiyuki Suzuki et al.
Radiology, 267(3), 941-947 (2013-02-19)
To develop a silicon (Si) and cadmium telluride (CdTe) imaging Compton camera for biomedical application on the basis of technologies used for astrophysical observation and to test its capacity to perform three-dimensional (3D) imaging. All animal experiments were performed according
Shuxia Zhou et al.
Pharmaceutical research, 30(5), 1311-1327 (2013-02-16)
Metal-catalyzed oxidation (MCO) of proteins is of primary concern in the development of biotherapeutics as it represents a prominent degradation pathway with potential undesired biological and biotherapeutic consequences. We developed a fluorogenic derivatization methodology to study the MCO of IgG1
Emre Aslan et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(12), 4585-4589 (2015-02-05)
The electrochemical deposition of Cu nanoparticles with an average diameter of approximately 25-35 nm has been reported at liquid-liquid interfaces by using the organic-phase electron-donor decamethylferrocene (DMFc). The electrodeposited Cu nanoparticles display excellent catalytic activity for the hydrogen evolution reaction (HER);
Rafael Paletta-Silva et al.
Experimental parasitology, 131(1), 63-68 (2012-03-28)
Free Cu(2+) is toxic due to the capacity of free copper ions to catalyze the production of reactive oxygen species (ROS) that can modify the structure and/or function of biomolecules. In addition, non-specific binding to enzymes, which modifies their catalytic
Lukuan Liu et al.
Talanta, 175, 189-193 (2017-08-27)
Circulating tumor cells hold the key to predicting the prognosis and discovering the therapeutic targets. Herein, we proposed a strategy to develop an aptamer-immobilized open tubular capillary column by which SMMC-7721 human hepatoma cells (SMMC-7721 cells) could be captured with
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