184500

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Separations of substituted benzenes and polycyclic aromatic hydrocarbons using normal- and reverse-phase high performance liquid chromatography with UiO-66 as the stationary phase.

Wei-Wei Zhao et al.

Journal of chromatography. A, 1370, 121-128 (2014-12-03)

Metal-organic frameworks (MOFs) have great potential for applications in chromatography due to their highly tailorable porous structures and unique properties. In this work, the stable MOF UiO-66 was evaluated as both a normal-phase (NP-) and a reverse-phase (RP-) stationary phase

The rate and efficiency of iron generation in an electrocoagulation system.

Sin Yin Lee et al.

Environmental technology, 36(19), 2419-2427 (2015-03-25)

The rate and efficiency of iron generation in a bench-scale electrocoagulation (EC) system was investigated when variations were made to operating voltage, cathode material and electrolyte composition. Two electrolytes were tested, one with organic compounds (naphthalene, acenaphthene and 4-nonylphenol) and

QSPR modeling of octanol/water partition coefficient for vitamins by optimal descriptors calculated with SMILES.

A A Toropov et al.

European journal of medicinal chemistry, 43(4), 714-740 (2007-07-17)

Simplified molecular input line entry system (SMILES) has been utilized in constructing quantitative structure-property relationships (QSPR) for octanol/water partition coefficient of vitamins and organic compounds of different classes by optimal descriptors. Statistical characteristics of the best model (vitamins) are the

Ultra trace analysis of PAHs by designing simple injection of large amounts of analytes through the sample reconcentration on SPME fiber after magnetic solid phase extraction.

Nader Khodaee et al.

Talanta, 147, 59-62 (2015-11-26)

A simple solventless injection method was introduced based on the using of a solid-phase microextraction (SPME) fiber for injection of large amounts of the analytes extracted by the magnetic solid phase extraction (MSPE) procedure. The resulted extract from MSPE procedure

Solvent resistance pumps of Pseudomonas putida S12: Applications in 1-naphthol production and biocatalyst engineering.

S V B Janardhan Garikipati et al.

Journal of biotechnology, 210, 91-99 (2015-07-06)

The solvent resistance capacity of Pseudomonas putida S12 was applied by using the organism as a host for biocatalysis and through cloning and expressing solvent resistant pump genes into Escherichia coli. P. putida S12 expressing toluene ortho mononooxygenase (TOM-Green) was

Diversity of organotrophic bacteria, activity of dehydrogenases and urease as well as seed germination and root growth Lepidium sativum, Sorghum saccharatum and Sinapis alba under the influence of polycyclic aromatic hydrocarbons.

Aneta Lipińska et al.

Environmental science and pollution research international, 22(23), 18519-18530 (2015-09-06)

Polycyclic aromatic hydrocarbons are organic compounds with highly toxic, carcinogenic, and mutagenic properties, which adversely affect the basic biological parameters of the soil, including the count of microorganisms, and the enzymatic activity. In addition to disturbances to the biological activity

Deciphering aggregates, prefibrillar oligomers and protofibrils of cytochrome c.

Samreen Amani et al.

Amino acids, 46(8), 1839-1851 (2014-04-15)

Aggregation of protein into insoluble intracellular complexes and inclusion bodies underlies the pathogenesis of human neurodegenerative diseases. Importance of cytochrome c (cyt c) arises from its involvement in apoptosis, sequence homology and for studying molecular evolution. A systemic investigation of

Determination of ultra trace amounts of copper by a multi-injection technique of electrothermal atomic absorption spectrometry after using solid-phase extraction.

Fatemeh Sabermahani et al.

Journal of AOAC International, 97(6), 1713-1718 (2015-01-30)

A new method using a multi-injection technique combined with SPE was developed for the determination of copper (Cu) in environmental samples. The method is based on SPE of copper ions on naphthalene as its 2-(5-bromo-2-pyridylazo)- 5-diethylaminophenol (5-Br-PADAP)-ammonium tetraphenylborate complex, in

Naphthalene complexation by β-cyclodextrin: influence of added short chain branched and linear alcohols.

Evans CH, et al.

Journal of Inclusion Phenomena and Macrocyclic Chemistry, 38(1-4), 381-396 (2000)

Removal effectiveness and mechanisms of naphthalene and heavy metals from artificially contaminated soil by iron chelate-activated persulfate.

Dickson Y S Yan et al.

Environmental pollution (Barking, Essex : 1987), 178, 15-22 (2013-03-26)

The effectiveness and mechanisms of naphthalene and metal removal from artificially contaminated soil by FeEDTA/FeEDDS-activated persulfate were investigated through batch experiments. Using FeEDTA-activated persulfate, higher naphthalene removal from the soil at 7 h was achieved (89%), compared with FeEDDS-activated persulfate (75%).

Electrochemical in situ fabrication of titanium dioxide-nanosheets on a titanium wire as a novel coating for selective solid-phase microextraction.

Yi Li et al.

Journal of chromatography. A, 1358, 60-67 (2014-07-20)

A novel TiO2-nanosheets coated fiber for solid-phase microextraction (SPME) was fabricated by anodization of Ti wire substrates in ethylene glycol with concentrated NH4F. The in situ fabricated TiO2-nanosheets were densely embedded into Ti substrates with about 1μm long, 300nm wide

Competitive Solubilization of Cholesterol/Cholesteryl Oleate and Seven Species of Sterol/Stanol in Model Intestinal Solution System.

Keisuke Matsuoka et al.

Journal of oleo science, 64(7), 783-791 (2015-07-03)

The addition of plant sterols/stanols (sterols or stanols) can reduce the solubilization of cholesterol in a model intestinal solution system. We studied the molecular structure of seven different sterols/stanols and the effect they had on the solubilization of cholesterol or

Headspace solid-phase microextraction with gas chromatography-mass spectrometry determination of naphthalene in the composite food samples from the 2011 Canadian total diet study in Ottawa.

Xu-Liang Cao et al.

Journal of food protection, 75(12), 2163-2171 (2012-12-06)

A method based on isotope dilution headspace solid-phase microextraction, followed by gas chromatography and mass spectrometry, was developed for the determination of naphthalene in foods. Optimum method sensitivity was achieved by the addition of NaCl in water at saturation and

A two-photon fluorescent probe for amyloid-β plaques in living mice.

Cheol Ho Heo et al.

Chemical communications (Cambridge, England), 49(13), 1303-1305 (2013-01-09)

We report a small molecule two-photon probe (SAD1) that shows a significant TP action cross section (170 GM), binds to Aβ plaques specifically, readily enters the brain through the BBB, and can directly 3D monitor the individual Aβ plaque in

Naphthalene toxicity and antioxidant nutrients.

Sidney J Stohs et al.

Toxicology, 180(1), 97-105 (2002-09-27)

Naphthalene is a bicyclic aromatic compound that has wide industrial and commercial applications. It is used as the starting material for the synthesis of other compounds, as a moth repellent, soil fumigant and lavatory deodorant. Most exposure occurs through low

Effect of the pressure on pre-column sample dispersion theory, experiments, and practical consequences.

Fabrice Gritti et al.

Journal of chromatography. A, 1352, 20-28 (2014-06-14)

The effect of the pressure on the dispersion of a low molecular weight compound along 0.508 and 1.016 mm i.d. × 50 cm long open circular tubes was investigated theoretically and experimentally. The theoretical predictions were based on the early

[Is naphthalene carcinogenic?].

G B Pliss et al.

Voprosy onkologii, 31(12), 3-7 (1985-01-01)

Hypothesis-based weight of evidence: a tool for evaluating and communicating uncertainties and inconsistencies in the large body of evidence in proposing a carcinogenic mode of action--naphthalene as an example.

Lorenz R Rhomberg et al.

Critical reviews in toxicology, 40(8), 671-696 (2010-08-21)

Human health risk assessment consists of bringing to bear a large body of in vitro, animal, and epidemiologic studies on the question of whether environmental exposures to a substance are a potential risk to humans. The body of scientific information

A reversed-phase/hydrophilic interaction mixed-mode C18-Diol stationary phase for multiple applications.

Qing Wang et al.

Analytica chimica acta, 888, 182-190 (2015-09-01)

A mixed-mode chromatographic packing material, C18 and diol groups modified silica (C18-Diol), was prepared with controllable hydrophobicity and hydrophilicity. It demonstrated excellent aqueous compatibility and stability in aqueous mobile phase; compared to the traditional C18 column, improved peak shape of

Enantioseparation and thermodynamic study of naphthalene derivatives, new melatoninergic agonists, on coated amylose [tris(S)-1-phenylethylcarbamate] stationary phase. Transposition to preparative scale.

Elodie Landagaray et al.

Biomedical chromatography : BMC, 29(5), 689-697 (2014-10-02)

This work reports a high-performance liquid chromatography normal-phase methodology to elucidate enantiomers of naphthalene derivatives, evaluated as melatoninergic agonists. For this purpose four different polysaccharide based chiral stationary phases were evaluated, namely Chiralcel OD-H (cellulose tris-3,5-dimethylphenylcarbamate), Chiralcel OJ (cellulose tris-methylbenzoate)

Determination of association constants between 5'-guanosine monophosphate gel and aromatic compounds by capillary electrophoresis.

Kaori Yamaguchi et al.

Journal of chromatography. A, 1288, 149-154 (2013-03-26)

Hydro gel formed by 5'-guanosine monophosphate (GMP) in the presence of a potassium ion is expected to exhibit interesting selectivity in capillary electrophoretic separations. Here, we estimated the conditional association constants between the hydro gel (G-gel) and aromatic compounds by

First-Principles Prediction of Enthalpies of Formation for Polycyclic Aromatic Hydrocarbons and Derivatives.

Thomas C Allison et al.

The journal of physical chemistry. A, 119(46), 11329-11365 (2015-10-21)

In this article, the first-principles prediction of enthalpies of formation is demonstrated for 669 polycyclic aromatic hydrocarbon (PAH) compounds and a number of related functionalized molecules. It is shown that by extrapolating density functional theory calculations to a large basis

Anti-epidermal growth factor receptor conjugated mesoporous zinc oxide nanofibers for breast cancer diagnostics.

Md Azahar Ali et al.

Nanoscale, 7(16), 7234-7245 (2015-03-27)

We report the fabrication of an efficient, label-free, selective and highly reproducible immunosensor with unprecedented sensitivity (femto-molar) to detect a breast cancer biomarker for early diagnostics. Mesoporous zinc oxide nanofibers (ZnOnFs) are synthesized by electrospinning technique with a fiber diameter

Genetics of naphthalene catabolism in pseudomonads.

K M Yen et al.

Critical reviews in microbiology, 15(3), 247-268 (1988-01-01)

In pseudomonads, naphthalene is catabolized in a series of reactions to salicylic acid, which is further degraded via the catechol meta-cleavage, ortho-cleavage, or gentisic acid pathway to Krebs cycle intermediates. The naphthalene catabolic genes have been located on self-transmissible plasmids

Application of solvent-assisted dispersive solid phase extraction as a new, fast, simple and reliable preconcentration and trace detection of lead and cadmium ions in fruit and water samples.

Mohammad Behbahani et al.

Food chemistry, 187, 82-88 (2015-05-16)

In this research, a new sample treatment technique termed solvent-assisted dispersive solid phase extraction (SA-DSPE) was developed. The new method was based on the dispersion of the sorbent into the sample to maximize the contact surface. In this approach, the

Distribution and composition pattern of polycyclic aromatic hydrocarbons in different tissues of sturgeons collected from Iranian coastline of the Caspian Sea.

Abdulreza Mashroofeh et al.

Chemosphere, 120, 575-583 (2014-12-03)

The levels of 16 polycyclic aromatic hydrocarbons (PAHs) were determined in the liver, kidney, gills and muscle tissues of Persian sturgeon (Acipenser persicus; n=16), and Stellate sturgeon (Acipenser stellatus; n=7) collected from coastal waters of the South Caspian Sea from

Characterization of Volatile Flavor Compounds in Chinese Rice Wine Fermented from Enzymatic Extruded Rice.

Enbo Xu et al.

Journal of food science, 80(7), C1476-C1489 (2015-06-20)

Enzymatic extrusion, instead of traditional steam cooking, to treat rice is an efficient and alternative pretreatment for Chinese rice wine fermentation. In order to determine the formation of volatiles in enzymatic extrusion-processed rice wine (EE), and to confirm its characteristic

The LIM-domain only protein 4 contributes to lung epithelial cell proliferation but is not essential for tumor progression.

Aliaksei Z Holik et al.

Respiratory research, 16, 67-67 (2015-06-07)

The lung is constantly exposed to environmental challenges and must rapidly respond to external insults. Mechanisms involved in the repair of the damaged lung involve expansion of different epithelial cells to repopulate the injured cellular compartment. However, factors regulating cell

A critical review of naphthalene sources and exposures relevant to indoor and outdoor air.

Chunrong Jia et al.

International journal of environmental research and public health, 7(7), 2903-2939 (2010-08-19)

Both the recent classification of naphthalene as a possible human carcinogen and its ubiquitous presence motivate this critical review of naphthalene's sources and exposures. We evaluate the environmental literature on naphthalene published since 1990, drawing on nearly 150 studies that

Electrochemical polymerization of pyrene derivatives on functionalized carbon nanotubes for pseudocapacitive electrodes.

John C Bachman et al.

Nature communications, 6, 7040-7040 (2015-05-07)

Electrochemical energy-storage devices have the potential to be clean and efficient, but their current cost and performance limit their use in numerous transportation and stationary applications. Many organic molecules are abundant, economical and electrochemically active; if selected correctly and rationally

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