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360597
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Silvia K Moreno-Forero et al.
The ISME journal, 9(1), 150-165 (2014-06-18)
The efficacy of inoculation of single pure bacterial cultures into complex microbiomes, for example, in order to achieve increased pollutant degradation rates in contaminated material (that is, bioaugmentation), has been frustrated by insufficient knowledge on the behaviour of the inoculated
Manoj Amaraneni et al.
Neurotoxicology, 62, 24-29 (2017-05-13)
Pyrethroids, including permethrin and deltamethrin (DLM), are very widely used of insecticides. It was hypothesized that lower plasma binding and increased blood-brain barrier (BBB) penetration of DLM in immature rats contribute to the higher brain concentrations of DLM and more
M Dolors Benaiges et al.
Biotechnology progress, 26(5), 1252-1258 (2010-10-15)
The characterization of the recombinant Candida rugosa Lip2 (r-Lip2) isoenzyme obtained from fed-batch cultures of Pichia pastoris under PAOX promoter was carried out, determining the optimal pH and temperature as well as their catalytic performance in both hydrolysis and synthesis
Mateus B Pereira et al.
Journal of AOAC International, 97(4), 987-994 (2014-08-26)
Pollution of water sources by pesticides is a result of intensive use of these compounds, and the establishment of analytical methods for monitoring programs is very important. This paper presents a method for the determination of multiclass pesticide residues in
William K Boyes et al.
Neurotoxicology and teratology, 32(5), 525-535 (2010-05-05)
The volatile organic compound 2,2,4-trimethylpentane (TMP, "isooctane") is a constituent of gasoline for which the current health effects data are insufficient to permit the US Environmental Protection Agency to conduct a risk assessment. The potential neurological impairment from acute inhalation
Claire Chen et al.
Endocrinology, 155(8), 2976-2985 (2014-06-01)
The ability of the central nervous system to synthesize steroid hormones has wide-ranging implications for physiology and pathology. Among the proposed roles of neurosteroids is the regulation of the LH surge. This involvement in the estrogen-positive feedback demonstrates the integration
Jonas Andersson et al.
Physics in medicine and biology, 56(2), 299-314 (2010-12-17)
A method to correct for the general recombination losses for liquid ionization chambers in continuous beams has been developed. The proposed method has been derived from Greening's theory for continuous beams and is based on measuring the signal from a
Rafael Bermúdez et al.
PloS one, 10(5), e0123945-e0123945 (2015-05-15)
The unabated rise in anthropogenic CO₂ emissions is predicted to strongly influence the ocean's environment, increasing the mean sea-surface temperature by 4°C and causing a pH decline of 0.3 units by the year 2100. These changes are likely to affect
Georgia Sanabria-Ortega et al.
Analytical chemistry, 84(18), 7874-7880 (2012-08-01)
A new method to determine Pb isotope ratio without ion-exchange-matrix separation is proposed. After acid digestion, Pb was ethylated to Et(4)Pb, separated from the digested solution (black shale, asphaltene, crude oil and kerogen) by extraction in isooctane, and then injected
Choline supplementation restores substrate balance and alleviates complications of Pcyt2 deficiency.
Laila C Schenkel et al.
The Journal of nutritional biochemistry, 26(11), 1221-1234 (2015-08-06)
Choline plays a critical role in systemic lipid metabolism and hepatic function. Here we conducted a series of experiments to investigate the effect of choline supplementation on metabolically altered Pcyt2(+/-) mice. In Pcyt2(+/-) mice, the membrane phosphatidylethanolamine (PE) turnover is
Density, Viscosity, Speed of Sound, Bulk Modulus, and Surface Tension of Binary Mixtures of n-Heptane+ 2,2,4-Trimethylpentane at (293.15 to 338.15) K and 0.1 MPa.
Prak DJL, et al.
Journal of Chemical and Engineering Data, 59(11), 3842-3851 (2014)
Hao Su et al.
Journal of chromatography. A, 1422, 334-339 (2015-11-03)
In this study, a stable cadmium(II)-based metal-organic framework (MOF) material was designed and used as a sorbent for the dispersive solid-phase extraction (dSPE) of polybrominated diphenyl ethers (PBDEs) in environmental water samples. Gas chromatography coupled with triple quadrupole mass spectrometer
Choline acetate enhanced the catalytic performance of Candida rogusa lipase in AOT reverse micelles.
Luyan Xue et al.
Colloids and surfaces. B, Biointerfaces, 105, 81-86 (2013-01-29)
Choline acetate is an ionic liquid composed of a kosmotropic anion and a chaotropic cation. According to Hofmeister series, a kosmotropic anion and/or a chaotropic cation could stabilize an enzyme, thereby facilitating the retention of the catalytic activity of the
Chronic nephrotoxicity of 2,2,4-trimethylpentane and other branched-chain hydrocarbons.
E A Lock
Toxicology letters, 53(1-2), 75-80 (1990-09-01)
Michał Szumski et al.
Journal of chromatography. A, 1373, 114-123 (2014-12-04)
A novel, cholesterol-based polymeric monolithic stationary phase for capillary liquid chromatography, was prepared by thermally initiated in-situ polymerization. Cholesteryl methacrylate (CholMA) was used as a functional monomer and trimethylolpropane trimethacrylate (TRIM) was a cross-linker, while azobisisobutyronitrile (AIBN) was an initiator.
Densities and Viscosities of Binary Mixtures of 2, 2, 4-Trimethylpentane+ 1-Propanol,+ 1-Pentanol,+ 1-Hexanol, and+ 1-Heptanol from (298.15 to 323.15) K.
Wang X, et al.
Journal of Chemical and Engineering Data, 60(6), 1664-1673 (2015)
Sergey A Tovstun et al.
Journal of colloid and interface science, 351(2), 485-492 (2010-08-31)
The polydispersity of the reverse micelles is determined mainly by the fluctuations of their composition. The composition of the reverse micelle is a two-dimensional random variable whose components are the numbers of water (i) and surfactant (j) molecules. In this
V R Vasquez et al.
The journal of physical chemistry. B, 115(12), 2979-2987 (2011-03-10)
We use molecular dynamics (MD) and dynamic light scattering (DLS) measurements to analyze the size of reverse micellar structures in the AOT-water-isooctane system at different water-to-surfactant ratios at ambient temperature and pressure. We find good qualitative agreement for the size
Xin Jin et al.
Enzyme and microbial technology, 48(6-7), 454-457 (2011-11-25)
The influence of reaction media on the racemic temperature (T(r)) in the lipase-catalyzed resolution of ketoprofen vinyl ester was investigated. An effective approach to the control of the enzymatic enantioselectivity and the prediction of the increasing tendency was developed based
Oier Aizpurua-Olaizola et al.
Journal of food science, 80(1), E101-E107 (2014-12-05)
In this study, supercritical fluid extraction has been successfully applied to a sequential fractionation of fatty acids and polyphenols from wine wastes (2 different vitis vinifera grapes). To this aim, in a 1st step just fatty acids were extracted and
Emily E Fenn et al.
The Journal of chemical physics, 134(5), 054512-054512 (2011-02-10)
Water dynamics as reflected by the spectral diffusion of the water hydroxyl stretch were measured in w(0) = 2 (1.7 nm diameter) Aerosol-OT (AOT)/water reverse micelles in carbon tetrachloride and in isooctane solvents using ultrafast 2D IR vibrational echo spectroscopy.
Athanasios I Moukas et al.
Journal of mass spectrometry : JMS, 49(11), 1096-1107 (2014-11-15)
This study presents the atmospheric pressure photoionization (APPI) of high-chlorinated (five or more chlorine atoms) polychlorinated biphenyls (PCBs) using toluene as dopant, after liquid chromatographic separation. Mass spectra of PCB 101, 118, 138, 153, 180, 199, 206 and 209 were
Nibedita Pal et al.
Analytical chemistry, 83(20), 7736-7744 (2011-09-09)
Fluorescence correlation spectroscopy (FCS) is an ideal tool for measuring molecular diffusion and size under extremely dilute conditions. However, the power of FCS has not been utilized to its best to measure diffusion and size parameters of complex chemical systems.
Yali Wang et al.
Journal of industrial microbiology & biotechnology, 38(6), 717-724 (2010-08-31)
The catalytic performance of chloroperoxidase (CPO) in peroxidation of 2, 2'-azinobis-(-3 ethylbenzothiazoline-6-sulfononic acid) diammonium salt (ABTS) and oxidation of indole in a reverse micelle composed of surfactant-water-isooctane-pentanol was investigated and optimized in this work. Some positive results were obtained as
Sumi Oh et al.
Journal of food science, 80(11), C2382-C2388 (2015-09-27)
Antioxidant properties of the aqueous extracts of hulled barley (Hordeum vulgare L.) that had been roasted at 210 °C for 20 min were determined in bulk oil and oil-in-water (O/W) emulsions. Bulk oils were heated at 60, 100, and 180
Md Mahabubur Rahman Talukder et al.
Applied biochemistry and biotechnology, 177(8), 1742-1752 (2015-09-17)
Although ultrasound has been used to accelerate many enzymatic reactions, the low stability of enzymes in such a system still remains a critical issue, limiting its industrial application. Here, we have reported that polyethylene glycol (PEG) pretreatment stabilized Chromobacterium viscosum
Chong-Ki Lee et al.
Pharmacological reports : PR, 67(1), 44-51 (2015-01-07)
This study aimed to investigate the effects of HMG-CoA reductase inhibitors on the pharmacokinetics of nifedipine in rats. We determined the pharmacokinetic parameters of nifedipine and dehydronifedipine in rats after oral and intravenous administration of nifedipine without and with HMG-CoA
Petter Olsson et al.
Lipids, 47(1), 93-99 (2011-11-22)
A new method for the separation and identification of lipid classes by normal-phase HPLC on a cyanopropyl column is described. The use of a simple binary gradient, with toluene as a component, provided a rapid separation of non-polar as well
Reversed Micellar Extraction of Methylene Blue by using Di (2-ethylhexyl) Phosphoric Acid.
Kinugasa T, et al.
Solvent Extraction Research and Development, Japan, 22(2), 169-176 (2015)
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
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