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Showing 1-30 of 40 results for "E3708" within Papers
JianCai Zhu et al.
Journal of agricultural and food chemistry, 63(34), 7499-7510 (2015-08-11)
The aroma profile of oolong tea infusions (Dongdingwulong, DDWL; Tieguanyin, TGY; Dahongpao, DHP) were investigated in this study. Gas chromatography-olfactometry (GC-O) with the method of aroma intensity (AI) was employed to investigate the aroma-active compounds in tea infusions. The results
Yong Li et al.
Huan jing ke xue= Huanjing kexue, 29(11), 3049-3053 (2009-02-04)
To eliminate the odor in drinking water of one City in China, a study was performed on the typical odorant removal technology and removal processes. Its results showed that as typical odorants, ethanethiol was effectively removed by oxidation and geosmin
R Hanczkó et al.
Journal of chromatography. A, 1163(1-2), 25-42 (2007-07-04)
The main aims of this work were (a) to present the characteristics and stability of the o-phthalaldehyde (OPA)-ethanethiol (ET) derivatives of 22 amino acids, including the believed-to-be less stable OPA derivatives providing glycine, gamma-aminobutyric acid, beta-alanine, histidine, ornithine, lysine and
Lisa Truong et al.
Comparative biochemistry and physiology. Toxicology & pharmacology : CBP, 155(2), 269-274 (2011-09-29)
As the number of products containing nanomaterials increase, human exposure to nanoparticles (NPs) is unavoidable. Presently, few studies focus on the potential long-term consequences of developmental NP exposure. In this study, zebrafish embryos were acutely exposed to three gold NPs
Taicheng An et al.
Journal of hazardous materials, 183(1-3), 372-380 (2010-08-10)
This study aims to compare the biological degradation performance of ethanethiol using strain RG-1 and B350 commercial mixed microorganisms, which were inoculated and immobilized on ceramic particles in twin-biotrickling filter columns. The parameters affecting the removal efficiency, such as empty
V Abbate et al.
Drug testing and analysis, 7(7), 609-618 (2014-10-07)
Twenty-four products suspected of containing anabolic steroids and sold in fitness equipment shops in the United Kingdom (UK) were analyzed for their qualitative and semi-quantitative content using full scan gas chromatography-mass spectrometry (GC-MS), accurate mass liquid chromatography-mass spectrometry (LC-MS), high
J A Gaskin et al.
Rhinology, 46(3), 166-169 (2008-10-16)
To determine if 1) there is cross contamination between odours tested on thresholds achieved, 2) a delay period is necessary between testing different odours. Thirty-five subjects underwent threshold testing with phenethyl alcohol (PEA), ethylmercaptan (MER), acetic acid (ACE), and eucalyptol
Neda Keshavarzi et al.
ACS applied materials & interfaces, 7(26), 14254-14262 (2015-06-11)
Free standing and strong odor-removing composite films of cellulose nanofibrils (CNF) with a high content of nanoporous zeolite adsorbents have been colloidally processed. Thermogravimetric desorption analysis (TGA) and infrared spectroscopy combined with computational simulations showed that commercially available silicalite-1 and
Lore Geldof et al.
Biomedical chromatography : BMC, 28(7), 974-985 (2014-02-06)
Anti-doping laboratories need to be aware of evolutions on the steroid market and elucidate steroid metabolism to identify markers of misuse. Owing to ethical considerations, in vivo and in vitro models are preferred to human excretion for nonpharmaceutical grade substances.
Mounira Chaki et al.
Plant science : an international journal of experimental plant biology, 238, 115-126 (2015-08-11)
Nitric oxide (NO) is a significant signalling molecule involved in the regulation of many different physiological processes in plants. One of the most imperative regulatory modes of action of NO is protein S-nitrosylation--the covalent attachment of an NO group to
S Paterson et al.
Physical review letters, 106(25), 256101-256101 (2011-07-21)
We investigate the dynamics of low-coverage ethanethiolate on Cu(111) using helium spin-echo spectroscopy. Above 210 K, the measurements are dominated by translational hopping with an activation energy of only 86 ± 5 meV. At lower temperatures (150-210 K) a further
A supramolecular network as sacrificial mask for the generation of a nanopatterned binary self-assembled monolayer.
Christophe Silien et al.
Small (Weinheim an der Bergstrasse, Germany), 6(3), 391-394 (2009-12-19)
Edmanuel Torres et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 12(5), 999-1009 (2011-03-12)
The translational and orientational potential energy surfaces (PESs) of n-alkanethiols with up to four carbon atoms are studied for (√(3)×√(3))R30° self-assembled monolayers (SAMs). The PESs indicate that methanethiol may form SAM structures that are not accessible for long-chain thiols. The
Natalie J Galant et al.
The journal of physical chemistry. A, 113(32), 9138-9149 (2009-09-02)
First principle quantum molecular computations have been carried out at the B3LYP/6-31G(d,p) and G3MP2B3 levels of theory on ethyl mercaptan and diethyl disulfide to study their full conformational space. The consequences of molecular axis chirality for the potential energy hypersurface
Dongxin Zhao et al.
Journal of molecular modeling, 21(11), 299-299 (2015-11-03)
Breast cancer susceptibility gene 2 (BRCA2)-a human tumor suppressor gene-is related to various malignancies such as breast and ovarian cancer. This gene can induce the key protein RAD51 recombinase, which is involved in homologous recombination with single-stranded DNA in the
Hung V Le et al.
Journal of environmental quality, 44(5), 1523-1529 (2015-10-06)
Odorous emissions from agricultural and waste management operations can cause annoyance to local populations. Volatile sulfur compounds (VSCs) are dominant odorants that are often lost during collection using sample bags. The degree of VSC losses depends on factors such as
Shungang Wan et al.
Journal of hazardous materials, 186(2-3), 1050-1057 (2010-12-21)
The work reports the aerobic co-treatment characteristics of single, binary and ternary mixture gas of ethanethiol, dimethyl disulfide (DMDS) and thioanisole in a biotrickling filter seeded with Lysinibacillus sphaericus RG-1. 100% removal efficiency (RE) was achieved for sole ethanethiol, DMDS
Shungang Wan et al.
Biodegradation, 21(6), 1057-1066 (2010-05-15)
In the present study, a new bacterial strain isolated from activated sludge has been identified as Lysinibacillus sphaericus based on its morphology, physiochemical properties, and the results of 16S ribosomal RNA (rRNA) gene sequence analysis. This new bacterial strain uses
Pinar Kasaplar et al.
Bioorganic chemistry, 38(5), 186-189 (2010-07-27)
The mechanism of action for alpha,beta-unsaturated lactones can be explained by their Michael acceptor properties. They have the potential of being covalently binding inhibitors by accepting nucleophiles from target proteins. In this work, Michael addition reactions of ethanethiol with 6-bicycloaryl
Yao Liu et al.
Huan jing ke xue= Huanjing kexue, 29(5), 1261-1265 (2008-07-16)
Reaction kinetics of ethanethiol oxidation with potassium permanganate in water was studied, and the effect of ethanethiol oxidation in raw water under coagulation condition has been investigated. The results showed that the oxidation reaction of ethanethiol by potassium permanganate was
Wim Van Gansbeke et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 1001, 221-240 (2015-08-22)
In 2013, the World Anti-Doping Agency (WADA) drastically lowered the minimum required performance levels (MRPLs) of most doping substances, demanding a substantial increase in sensitivity of the existing methods. For a number of compounds, conventional electron impact ionization gas chromatography
Jiangyao Chen et al.
Journal of hazardous materials, 190(1-3), 416-423 (2011-04-20)
A series of adsorptive photocatalysts, combined titania-montmorillonite-silica were synthesized. The resultant photocatalysts consisted of more and more spherically agglomerated TiO(2) particles with increasing of TiO(2) content, and anatase was the only crystalline phase with nano-scale TiO(2) particles. With increasing of
Piotr Borowski et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 86, 571-585 (2011-12-14)
Multi-parameter scaling techniques, such as Scaled Quantum Mechanical (SQM) force field [J. Am. Chem. Soc. 105 (1983) 7037-7047; J. Phys. Chem. A 102 (1998) 1412-1424] or Effective Scaling Frequency Factor (ESFF) [Chem. Phys. Lett. 446 (2007) 191-198; J. Mol. Spectrosc.
Direct synthesis of thermally responsive DMA/NIPAM diblock and DMA/NIPAM/DMA triblock copolymers via aqueous, room temperature RAFT polymerization
Convertine AJ, et al.
Macromolecules, 39(5), 1724-1730 (2006)
Kinta M Serve et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 878(21), 1889-1892 (2010-06-24)
The efficacy of the chemotherapeutic drug 5'-fluorouracil is reduced by catabolism to 2'-fluoro-beta-alanine (FBAL), a three-step reaction in which dihydropyrimidine dehydrogenase (DPD) catalyzes the rate-limiting step. To study in vitro DPD activity, we developed and validated an isocratic, reverse-phase HPLC
Vladimir Liberman et al.
Nanoscale, 7(25), 11013-11023 (2015-06-05)
In this paper, we report on a method to probe the breakdown of the organophosphate (OP) simulants o,s-diethyl methyl phosphonothioate (OSDMP) and demeton S by the enzyme organophosphorous hydrolase (OPH) in a microfluidic device by surface enhanced Raman spectroscopy (SERS).
A Vasanits-Zsigrai et al.
Journal of chromatography. A, 1394, 81-88 (2015-04-05)
Quantification, stability and unique spectroscopic properties of indolinyl-caged glutamates (ICGs), with the o-phthalaldehyde-3-mercaptopropionic acid (OPA-MPA) reagent, were described, at first. As new principle to the field, reactivity and stoichiometry of variously substituted OPA-MPA derivatized ICGs, such as 4-methoxy-7-nitroindolinyl-(MNI-Glu), 4-methoxy-5,7-dinitroindolinyl-(DNI-Glu), 2-dimethylamino-propoxy
Takashi Kaneta et al.
Electrophoresis, 32(9), 1061-1067 (2011-03-31)
Previously, we have demonstrated postcolumn derivatization of proteins separated by capillary sieving electrophoresis (CSE), in which naphthalene-2,3-dicarbaldehyde was employed as a fluorogenic labeling reagent. Standard proteins separated by CSE were reacted with naphthalene-2,3-dicarbaldehyde in the presence of 2-mercaptoethanol (2-ME) which
Hemakesh Mohapatra et al.
Angewandte Chemie (International ed. in English), 51(44), 11145-11148 (2012-10-06)
Smell of success: Reagent 1 provides the dual readouts of odor (ethanethiol) and fluorescence (derivative of 7-hydroxycoumarin) and can be used in down-selection assays based on smell and quantitative fluorescence assays of the samples that give a positive result. An
Han Sun et al.
Bing du xue bao = Chinese journal of virology, 28(4), 409-413 (2012-09-18)
In order to explore the potential influences of the disulfide bridge on the physical and chemical properties of PrP protein, the expressed recombinant human wild-type PrP protein was purified for using in an established redox process for the reduction and
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