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Showing 1-30 of 263 results for "PHR1317" within Papers
Ursula J Williams et al.
Dalton transactions (Cambridge, England : 2003), 43(43), 16197-16206 (2014-08-26)
The trivalent compound K[Ce[N(SiHMe2)2]4] was synthesized and oxidized, providing a convenient route to the reported cerium(IV) compound Ce[N(SiHMe2)2]4. Protonolysis reactions of Ce[N(SiHMe2)2]4 with tert-butanol, substituted benzyl alcohols, and 2,6-diphenylphenol yielded the neutral tetravalent compounds Ce(O(t)Bu)4(py)2, Ce2(OCH2C6R5)8(thf)2 (R = Me, F)
Eiki Watanabe et al.
Journal of chromatography. A, 1385, 35-41 (2015-02-11)
This paper describes a highly sensitive analytical method using high-performance liquid chromatography and fluorescence detection (HPLC-FLD) capable of quantifying trace amounts of synthetic pyrethroid insecticide etofenprox residue in six vegetable samples: bell pepper, cucumber, eggplant, Japanese mustard spinach, spinach, and
Salime Pelin Ertürküner et al.
Pharmacological reports : PR, 66(2), 279-287 (2014-06-10)
Hyperglycemia and advanced glucose end substance (AGE) are responsible for excessive reactive oxygen species (ROS) production, which causes oxidative stress in diabetes mellitus. Oxidative stress and high blood pressure may cause injury and glomerulosclerosis in the kidney. End-stage kidney failure
Christiaan Ridings et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 16(4), 733-738 (2015-02-14)
The charge distribution and coverage with surfactant molecules at foam film surfaces plays an important role in determining foam film structure and stability. This work uses the concentration depth profiling technique neutral impact collision ion scattering spectroscopy to experimentally observe
Lijun Xie et al.
Analytica chimica acta, 853, 303-310 (2014-12-04)
Metal-organic frameworks (MOFs) have received great attention as novel sorbents due to their fascinating structures and intriguing potential applications in various fields. In this work, a MIL-101(Cr)-coated solid-phase microextraction (SPME) fiber was fabricated by a simple direct coating method and
B J Reeves et al.
Dalton transactions (Cambridge, England : 2003), 44(2), 718-724 (2014-11-13)
Cobalt selenide clusters with 2-bromo-5-diethylphosphinothiophene (1) and 2-bromo-5-diphenylphosphinothiophene (2) ligands are described. The phosphine ligands are obtained via lithium halogen exchange of 2,5-dibromothiophene followed by addition of chlorodiethylphosphine and chlorodiphenylphosphine, respectively. The prepared phosphine ligands are then sequentially reacted with
Tiago Palmeira et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 16(3), 640-648 (2014-12-17)
The luminescence decay of a species in an absorbing medium whose optical thickness changes with time, as occurs with triplet-triplet absorption following excitation cut-off, is studied theoretically and experimentally. A general luminescence decay function based on a distribution of optical
Lan-Zhen Meng et al.
Nutrition and cancer, 66(7), 1124-1131 (2014-09-11)
Two Ganoderma species, G. lucidum and G. sinense, are listed as Lingzhi in Chinese Pharmacopoeia and they are considered to have the same therapeutic effects. Polysaccharides were the main immunomodulatory and anticancer components in Ganoderma. In this study, the chemical
Paweł Mochalski et al.
Cell biochemistry and biophysics, 71(1), 323-329 (2014-08-16)
Gas chromatography with mass spectrometric detection combined with head-space needle trap extraction as the pre-concentration technique was applied to identify and quantify volatile organic compounds released or metabolised by human umbilical vein endothelial cells. Amongst the consumed species there were
Anne-Kathrin Siemers et al.
Chemosphere, 122, 105-114 (2014-12-09)
Polycyclic aromatic hydrocarbons (PAHs), heterocyclic PAHs (NSO-HETs), alkylated PAHs and phenols are known as the prevailing contaminants in groundwater at tar contaminated sites. Besides these local sources, the concentrations and the distribution in particular of NSO-HETs in environmental samples, such
A Boni et al.
Nanoscale, 7(16), 7307-7317 (2015-03-31)
Superparamagnetic iron oxide nanoparticles with a wide size range (2.6-14.1 nm) were synthesized and coated with the amphiphilic poly(amidoamine) PAMAM-C12 dendrimer. The resulting well dispersed and stable water suspensions were fully characterized in order to explore their possible use in
Xuepei Zhang et al.
Journal of chromatography. A, 1359, 84-90 (2014-07-30)
A new approach for proteome-wide profiling drug binding proteins by using monolithic capillary affinity chromatography in combination with HPLC-MS/MS is reported. Two immunosuppresive drugs, namely FK506 and cyclosporin A, were utilized as the experimental models for proof-of-concept. The monolithic capillary
Evgeni Eltzov et al.
Analytical chemistry, 87(7), 3655-3661 (2015-03-17)
Indoor air pollution became a recent concern found to be oftentimes worse than outdoor air quality. We developed a tool that is cheap and simple and enables continuous monitoring of air toxicity. It is a biosensor with both a nondisposable
M Díaz-Álvarez et al.
Journal of chromatography. A, 1357, 158-164 (2014-05-02)
In this work, molecularly imprinted polymer (MIP) beads have been prepared and evaluated for the development of a supported liquid membrane-protected micro-solid phase extraction method for the analysis of sulfonamides (SAs) in aqueous samples. The performance of MIP beads was
Yuzhu Bian et al.
Artificial cells, nanomedicine, and biotechnology, 43(1), 1-9 (2014-10-10)
We crosslink hemoglobin (Hb), superoxide dismutase (SOD), catalase (CAT), and carbonic anhydrase (CA) to form a soluble polyHb-SOD-CAT-CA nanobiotechnological complex. The obtained product is a soluble complex with three enhanced red blood cell (RBC) functions and without blood group antigens.
Masahiko Funada et al.
Nihon Arukoru Yakubutsu Igakkai zasshi = Japanese journal of alcohol studies & drug dependence, 41(1), 31-38 (2006-04-20)
Abuse of volatile organic solvents among youth remains a major social problem in Japan. Organic solvents are cheap and relatively easy to obtain, so they carry the risk of becoming a so-called "gate-way drug" for users. Psychological dependence assessment systems
Ruby Bansal et al.
Endocrinology, 155(10), 4104-4112 (2014-07-26)
Polybrominated diphenyl ethers (PBDEs) are routinely found in human tissues including cord blood and breast milk. PBDEs may interfere with thyroid hormone (TH) during development, which could produce neurobehavioral deficits. An assumption in experimental and epidemiological studies is that PBDE
Agnieszka Kucharska et al.
The Science of the total environment, 505, 1062-1071 (2014-12-03)
In this study, we investigated the hypothesis whether externally adsorbed and internally deposited flame retardants (FRs) in hair could be distinguished. To this extent, hair samples collected from one volunteer were exposed under controlled conditions to phosphate FR (PFR) and
Jian Wen et al.
Breast cancer research and treatment, 149(3), 619-629 (2015-02-02)
Chemotherapy is the mainstay of systemic treatment for triple negative breast cancer (TNBC); however, the development of drug resistance limits its effectiveness. Therefore, we investigated the underlying mechanism for drug resistance and potential approaches to overcome it for a more
Willie Tran et al.
Applied spectroscopy, 69(2), 230-238 (2015-01-15)
Two methods commonly employed for molecular surface analysis and thin-film analysis of microscopic areas are attenuated total reflection infrared (ATR-IR) microspectroscopy and confocal Raman microspectroscopy. In the former method, the depth of the evanescent probe beam can be controlled by
Ali Mehdinia et al.
Journal of chromatography. A, 1364, 12-19 (2014-09-07)
In order to resolve the low adsorption capacity of the surface molecularly imprinting methods, an approach was developed for the preparation of magnetic imprinted polymers by pre-grafting the amino functional material, 3-aminopropyltriethoxysilane (APTES), on the surface of the silica coated
Emma Oakton et al.
Dalton transactions (Cambridge, England : 2003), 43(40), 15138-15142 (2014-09-03)
Herein, we report the preparation of small and narrowly distributed (2.1 ± 0.5 nm) Ag nanoparticles supported on passivated silica, where the surface OH groups are replaced by OSiMe3 functionalities. This synthetic method involves the grafting of silver(I) bis(trimethylsilyl)amide ([AgN(SiMe3)2]4)
Piotr Luliński et al.
Talanta, 129, 155-164 (2014-08-17)
A 2-(4-methoxyphenyl)ethylamine imprinted polymer (MIP) was successfully applied for the selective separation of tyramine. A computational analysis was used to predict the affinity of the polymer matrix towards tyramine and a preliminary experimental evaluation was made for the target analyte.
Cameron L Nemeth et al.
Tissue engineering. Part A, 20(21-22), 2817-2829 (2014-04-23)
We have examined the effects of surface nanotopography and hyaluronic acid (HA) on in vitro chondrogenesis of dental pulp stem cells (DPSCs). Ultraviolet-assisted capillary force lithography was employed to fabricate well-defined nanostructured scaffolds of composite PEG-GelMA-HA hydrogels that consist of
Pol Herrero et al.
Analytica chimica acta, 871, 77-84 (2015-04-08)
In order to assess the environmental risks of a compound it is imperative to have suitable and reliable techniques for its determination in environmental matrices. In this paper, we focused on a method development for the recently introduced online coupling
D Draganescu et al.
International journal of biological macromolecules, 72, 614-623 (2014-09-23)
Flaxseed lignans are a natural source of useful biologically active components that show a diverse spectrum of health-promoting properties. The valuable effects of the phenolic molecules are mainly due to their antioxidant activity by preventing oxidative stress and stimulate collagen
Sandra L Grimm et al.
Molecular endocrinology (Baltimore, Md.), 28(12), 2025-2037 (2014-10-22)
Progesterone receptors (PRs) are phosphorylated on multiple sites, and a variety of roles for phosphorylation have been suggested by cell-based studies. Previous studies using PR-null mice have shown that PR plays an important role in female fertility, regulation of uterine
Tuomas Mehtiö et al.
Carbohydrate research, 402, 102-110 (2014-12-17)
A series of copolyanhydrides, consisting of 2,3,4,5-tetra-O-acetylgalactaric acid (AGA) and adipic acid (AA) as monomer units, was polymerized. Synthesis of AGA monomer consisted of two steps. First, O-acetylation of galactaric acid secondary hydroxyl groups was performed using acetic anhydride as
Lu Zhang et al.
Colloids and surfaces. B, Biointerfaces, 122, 260-269 (2014-07-25)
In order to enhance the antitumor effects of doxorubicin (DOX), a novel micellar vector with high DOX loading and tumor targeting function based on folate-conjugated amphiphilic copolymer folate-poly(ethylene glycol)-poly(d,l-lactide)-β-cyclodextrin (FA-PEL-CD) was constructed. Cytotoxicity and cellular uptake experiments were performed in
Maryam Maghsoodi et al.
Drug development and industrial pharmacy, 40(11), 1468-1475 (2013-08-14)
Spherical crystallization is a process of formation of agglomerates of crystals held together by binder liquid. This research focused on understanding the effect of type of solvents used as binder liquid on the agglomeration of crystals. Carbamazepine and ethanol/water were
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