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Showing 1-30 of 100 results for "96566" within Papers
[Scintigraphy of the spleen with bromomercuric hydroxypropane (197Hg-BMHP)].
K D Schwartz et al.
Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin, 103(3), 367-376 (1965-09-01)
Michal Fornalczyk et al.
Organic & biomolecular chemistry, 10(16), 3332-3342 (2012-03-17)
Two approaches have been developed for the enantioselective Reformatsky reaction of ethyl iododifluoroacetate with ketones to form a quaternary carbon centre using (1R,2S)-1-phenyl-2-(1-pyrrolidinyl)-1-propanol as the chiral ligand. Good yields and high enantioselectivities (80-91% ee) were achieved with a range of
Fathalla F Belal et al.
Journal of chromatographic science, 52(10), 1224-1232 (2014-02-11)
Two simple analytical methods were developed and validated for the analysis of a binary mixture of metoclopramide (MET) and aspirin (ASP). The first method depends on measuring the first derivative amplitudes at 257 nm for MET and at 310 nm
Katerina Naumoska et al.
Journal of chromatography. A, 1381, 229-238 (2015-01-20)
Three TLC methods were used for an initial screening of some common plant triterpenoids and phytosterols in cuticular wax extracts of different vegetables (zucchini, eggplant, tomato, red pepper, mangold, spinach, lettuce, white-colored radicchio di Castelfranco, raddichio Leonardo, white cabbage, red
Anja K K Rahn et al.
Journal of agricultural and food chemistry, 61(37), 8743-8751 (2013-08-24)
Chloropropanol (CP) esters are part of an emerging group of process-induced toxicants that are considered as potential health hazards particularly in palm oil. Mass spectrometry-based methodologies for identification of CP esters in food are critical in overcoming the challenges associated
Honglei Zhang et al.
Bioresource technology, 112, 28-33 (2012-03-20)
Hybrid catalytic membranes consisting of cation ion-exchange resin particles (CERP) and polyethersulfone (PES) were prepared by immersion phase inversion and used as heterogeneous catalysts for the esterification of acidified oil with methanol, ethanol, propanol and butanol. The membranes were characterized
Dieuwke Sevenster et al.
Science (New York, N.Y.), 339(6121), 830-833 (2013-02-16)
Although reconsolidation opens up new avenues to erase excessive fear memory, subtle boundary conditions put constraints on retrieval-induced plasticity. Reconsolidation may only take place when memory reactivation involves an experience that engages new learning (prediction error). Thus far, it has
Paul R S Baker et al.
Journal of lipid research, 55(11), 2432-2442 (2014-09-17)
Phospholipids serve as central structural components in cellular membranes and as potent mediators in numerous signaling pathways. There are six main classes of naturally occurring phospholipids distinguished by their distinct polar head groups that contain many unique molecular species with
Marwa Ahmed et al.
Chirality, 26(11), 754-763 (2014-03-08)
New affinity monolithic capillary columns of 150 µm internal diameter were prepared in situ fused glass capillary via either immobilization or encapsulation of Candida antarctica lipase B (CALB) on or within polymer monoliths, respectively. The immobilized lipase-based monoliths were prepared
László Pál et al.
Immunopharmacology and immunotoxicology, 37(2), 193-201 (2015-02-19)
A large volume of alcoholic beverages containing aliphatic alcohols is consumed worldwide. Previous studies have confirmed the presence of ethanol-induced immunosuppression in heavy drinkers, thereby increasing susceptibility to infectious diseases. However, the aliphatic alcohols contained in alcoholic beverages might also
Marina Venzon Antunes et al.
Talanta, 132, 775-784 (2014-12-06)
A LC-MSMS method for the simultaneous determination of tamoxifen, N-desmethyltamoxifen, 4-hydroxytamoxifen and endoxifen in dried blood spots samples was developed and validated. The method employs an ultrasound-assisted liquid extraction and a reversed phase separation in an Acquity(®) C18 column (150×2.1
Jiandong Hu et al.
PloS one, 10(3), e0122005-e0122005 (2015-03-24)
A surface plasmon resonance (SPR) immunoassay with an immobilization of self-assembled molecular identification membrane for the detection of residual Clenbuterol Hydrochloride (CLB) in pork liver was systematically investigated and experimentally validated for its high performance. SPR immunoassay with a regular
Rachel S Leisso et al.
Physiologia plantarum, 153(2), 204-220 (2014-06-20)
'Soggy breakdown' (SB) is an internal flesh disorder of 'Honeycrisp' apple (Malus × domestica Borkh.) fruit that occurs during low temperature storage. The disorder is a chilling injury (CI) in which visible symptoms typically appear after several weeks of storage
H M Liebich et al.
Clinical chemistry, 21(9), 1294-1296 (1975-08-01)
We studied the aliphatic alcohols in 100 urines from 25 patients with diabetes mellitus under treatment with insulin, oral antidiabetic medication, or special diet. The procedure involves adsorption of the low-molecular-weight urinary metabolites on a porous polymer of 2,6-diphenyl-p-phenylene oxide
Mohammed I Walash et al.
Luminescence : the journal of biological and chemical luminescence, 29(5), 462-470 (2013-09-03)
A new, specific and sensitive reversed-phase high-performance liquid chromatography method was developed for the simultaneous determination of metolazone (MET) and losartan potassium (LOS). Good chromatographic separation was achieved within 6.0 min on a 150 × 4.6 mm i.d., 5 µm Waters, Ireland
Alfonso Pérez-Garrido et al.
Bioorganic & medicinal chemistry, 17(2), 896-904 (2008-12-06)
This paper reports a QSAR study for predicting the complexation of a large and heterogeneous variety of substances (233 organic compounds) with beta-cyclodextrins (beta-CDs). Several different theoretical molecular descriptors, calculated solely from the molecular structure of the compounds under investigation
Elias N Glaros et al.
The Journal of biological chemistry, 280(26), 24515-24523 (2005-05-14)
Cellular glycosphingolipid (GSL) storage is known to promote cholesterol accumulation. Although physical interactions between GSLs and cholesterol are thought to cause intracellular cholesterol "trapping," it is not known whether cholesterol homeostatic mechanisms are also impaired under these conditions. ApoA-I-mediated cholesterol
Selvedin Telalović et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 17(7), 2077-2088 (2011-01-25)
Bimetallic three-dimensional amorphous mesoporous materials, Al-Zr-TUD-1 materials, were synthesised by using a surfactant-free, one-pot procedure employing triethanolamine (TEA) as a complexing reagent. The amount of aluminium and zirconium was varied in order to study the effect of these metals on
Brian D Fitz et al.
Journal of chromatography. A, 1392, 82-90 (2015-03-31)
Low thermal mass gas chromatography (LTM-GC) was evaluated for rapid, high peak capacity separations with three injection methods: liquid, headspace solid phase micro-extraction (HS-SPME), and direct vapor. An Agilent LTM equipped with a short microbore capillary column was operated at
Ali Akbar Asgharinezhad et al.
Analytica chimica acta, 844, 80-89 (2014-08-31)
In this study, diverse types of Fe3O4 nanocomposites modified by polyaniline, polypyrrole, and aniline-pyrrole copolymer were synthesized through chemical oxidative polymerization process for dispersive-μ-solid phase extraction (D-μ-SPE) in the presence of various dopants. The results showed that the nanocomposite modified
Syame Khater et al.
Journal of chromatography. A, 1373, 197-210 (2014-12-09)
In enantioselective supercritical fluid chromatography (SFC) with chiral stationary phases (CSP), the elution strength of carbon dioxide is usually modulated by the use of polar organic solvents, also called modifiers. Alcohols like methanol, ethanol and isopropanol are the most commonly
Nađa Kostić et al.
Journal of pharmaceutical and biomedical analysis, 109, 79-84 (2015-03-15)
In this paper, novel LC-MS/MS methods for the determination of antiepileptic drug pregabalin in dried matrix spots (DMS) are presented. This attractive technique of sample collection in micro amount was utilized in the form of dried blood spots (DBS) and
Corissa L Rodgers et al.
Forensic science international, 240, 144-150 (2014-05-09)
Previous studies performed by our research group have suggested that zeolites are a suitable adsorbent for the recovery of oxygenates from fire debris through heated passive headspace extraction. Zeolite 13X, in particular, has been shown to be effective for recovering
Nobuko Sugimoto et al.
Journal of agricultural and food chemistry, 63(7), 2106-2116 (2015-02-05)
The volatile ester and alcohol profiles of ripening apple fruit from 184 germplasm lines in the USDA Malus Germplasm Repository at the New York Agricultural Experiment Station in Geneva, NY, USA, were evaluated. Cluster analysis suggested biochemical relationships exist between
C R Shen et al.
Metabolic engineering, 10(6), 312-320 (2008-09-09)
Production of higher alcohols via the keto-acid intermediates found in microorganism's native amino-acid pathways has recently shown promising results. In this work, an Escherichia coli strain that produces 1-butanol and 1-propanol from glucose was constructed. The strain first converts glucose
Allergy to benzylamine and benzyl-1-amino-3 chloro-2 hydroxypropane.
W G van Ketel
Contact dermatitis, 11(3), 186-186 (1984-09-01)
B Sich et al.
Hypertension (Dallas, Tex. : 1979), 27(5), 1073-1078 (1996-05-01)
Endogenous digitalis-like factors in humans are presumably cardenolides and bufadienolides. To test whether bufadienolide-like substances may circulate in human blood, we used antibodies from rabbits against the bufadienolide proscillaridin A to measure the concentration of cross-reacting material in human plasma
Maria Walczak et al.
Chirality, 24(8), 591-599 (2012-06-21)
A sensitive and stereospecific liquid chromatography-tandem mass spectrometry method for the quantitative determination of TWo8 enantiomers ((2RS)-1-(7-methoxy-1H-indol-4-yloxy)-3-(2-(2-methoxyphenoxy)ethylamino)-propan-2-ol) was developed and validated in rat serum and some tissues. Racemic TWo8 is a new chemical entity, and it has been shown to
Allison L Zulli et al.
Bioorganic & medicinal chemistry letters, 22(8), 2807-2810 (2012-03-28)
Optimization of a series of aminomethyl ketone diamine H(3)R antagonists to reduce the brain exposure by lowering the pKa, led to molecules with improved pharmacokinetic properties. Compounds 9, 19, and 25 had high affinity for human H(3)R and demonstrated in
Multi-method analysis of matured distilled alcoholic beverages for brand identification
Lehtonen JP, et al.
European Food Research and Technology, 208(5-6), 413-417 (1999)
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