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Showing 1-30 of 54 results for "05-4930" within Papers
Teresa Mairinger et al.
Analytical chemistry, 87(23), 11792-11802 (2015-10-30)
For the first time an analytical work flow based on accurate mass gas chromatography-quadrupole time-of-flight mass spectrometry (GC-QTOFMS) with chemical ionization for analysis providing a comprehensive picture of (13)C distribution along the primary metabolism is elaborated. The method provides a
Chien-Ming Chen et al.
Journal of pharmaceutical and biomedical analysis, 116, 150-155 (2015-08-13)
In this study, we aimed to develop a new enzymatic assay system of d-lactate with good precision, accuracy, and sensitivity for the determination of D-lactate concentrations in rat serum. D-Lactate dehydrogenase (D-LDH) was utilized to catalyze D-lactate and NAD(+) to
Giuliano Bellapadrona et al.
Biomacromolecules, 16(7), 2006-2011 (2015-05-15)
A genetically encoded system for expression of supramolecular protein assemblies (SMPAs) based on a fusion construct between ferritin and citrine (YFP) was transferred from a mammalian to a bacterial host. The assembly process is revealed to be independent of the
Zita Pöstényi et al.
Journal of pharmaceutical and biomedical analysis, 102, 529-534 (2014-12-03)
Validated HPLC analysis was developed in order to monitor the level of 4-fluorodeprenyl in rats. Male Wistar rats were intraperitoneally treated with 30 mg/kg of (-)-4-fluorodeprenyl. The rats were sacrificed after 5, 15, 30 and 60 min of treatment, and
Kim Granholm et al.
Analytica chimica acta, 888, 36-43 (2015-09-01)
A new method to convert the potential of an ion-selective electrode to concentration or activity in potentiometric titration is proposed. The advantage of this method is that the electrode standard potential and the slope of the calibration curve do not
Deepak Yadav et al.
International journal of pharmaceutics, 477(1-2), 564-577 (2014-12-03)
The present work aims to investigate applicability of antisolvent precipitation method for preparation of nanosized curcumin and to control their characteristics by determining the influence of process and solvents on solid-state properties of curcumin nanoparticles. Effects of different experimental parameters
Yang-Chi Fan et al.
Journal of AOAC International, 98(3), 575-579 (2015-05-31)
Danofloxacin is an antibacterial drug of the fluoroquinolone group developed for therapeutic purposes in veterinary medicine. The studies described here include investigations of the residues following a single dose or multiple doses of danofloxacin. Residue depletion studies were performed to
Bingdi Liu et al.
Talanta, 146, 114-121 (2015-12-24)
In the present work, transition metal oxides decorated graphene (GR) have been fabricated for simultaneous determination of dopamine (DA), acetaminophen (AC) and tryptophan (Trp) using square wave voltammetry. Electro-deposition is a facile preparation strategy for the synthesis of nickel oxide
Ping Cao et al.
Journal of chromatography. A, 1403, 118-131 (2015-06-09)
Continued advance of a new temperature-controlled chromatography system, comprising a column filled with thermoresponsive stationary phase and a travelling cooling zone reactor (TCZR), is described. Nine copolymer grafted thermoresponsive cation exchangers (thermoCEX) with different balances of thermoresponsive (N-isopropylacrylamide), hydrophobic (N-tert-butylacrylamide)
Takashi Kizu et al.
American journal of physiology. Gastrointestinal and liver physiology, 308(7), G613-G624 (2015-01-27)
Grb2-associated binder 1 (Gab1) adaptor protein amplifies signals downstream of a broad range of growth factors/receptor tyrosine kinases. Although these signals are implicated in liver fibrogenesis, the role of Gab1 remains unclear. To elucidate the role of Gab1, liver fibrosis
Kristine Opsvik Wikene et al.
Drug development and industrial pharmacy, 41(6), 969-977 (2014-05-21)
Bacterial resistance to antibiotics is increasing and alternative antibacterial treatments like antimicrobial photodynamic therapy (aPDT) are needed. Curcumin is under investigation as a potential photosensitizer in aPDT. The purpose of this study was to develop rapidly dissolving formulations of curcumin
Wei Wang et al.
Experimental biology and medicine (Maywood, N.J.), 240(12), 1614-1621 (2015-06-13)
Mounting evidence suggests that an excess of matrix metalloproteinase-13 (MMP-13) plays an important role in the breakdown of extracellular matrix in osteoarthritis (OA). Here, the effects of ginsenoside Rb1 (GRb1) on the expression of MMP-13 in IL-1β-induced SW 1353 chondrosarcoma
Seyda Korkut et al.
Environmental technology, 37(2), 163-171 (2015-06-24)
The present work reported a compartment-less enzymatic fuel cell (EFC) based on newly synthesized Poly(pyrrole-2-carboxylic acid-co-3-thiophene acetic acid) film containing glucose oxidase and laccase effectively wired by p-benzoquinone incorporated into the copolymer structure. The resulting system generated a power density
Cristian Dima et al.
Food chemistry, 195, 39-48 (2015-11-18)
The encapsulation by spray drying method of coriander essential oil (CEO) in various materials (chitosan, alginate, chitosan/alginate, chitosan/inulin) was studied. The viscoelastic properties of the oil-in-water (O/W) emulsions and the characteristics of CEO-loaded microcapsules like morphology, moisture, wettability, solubility, flowability
Yi Deng et al.
Analytica chimica acta, 868, 45-52 (2015-03-31)
Rapid and ultrasensitive detection of trace heavy metal mercury(II) ions (Hg(2+)) are of significant importance due to the induced serious risks for environment and human health. This presented article reports the gold nanoparticle-based dual labeling colorimetric method (Dual-COLO) for ultrasensitive
Anne R Tinning et al.
American journal of physiology. Renal physiology, 307(11), F1215-F1226 (2014-10-24)
Both the processing and release of secretory granules involve water movement across granule membranes. It was hypothesized that the water channel aquaporin (AQP)1 directly contributes to the recruitment of renin-positive cells in the afferent arteriole. AQP1(-/-) and AQP1(+/+) mice were
Han Yao et al.
Journal of pharmaceutical and biomedical analysis, 117, 232-239 (2015-09-18)
L-asparaginase is an effective anti-tumor agent for acute lymphoblastic leukemia. This work presents the development of an activity determination of L-ASNase preparations for pharmaceutical quality control purposes, in accordance with analytical Quality by Design principles. Critical method attributes, the absorbance
Eva Wex et al.
PloS one, 10(3), e0119953-e0119953 (2015-03-18)
Excessive coughing is a common feature of airway diseases. Different G-protein coupled receptors, including β2-adrenergic receptors (β2-AR), have been implicated in the molecular mechanisms underlying the cough reflex. However, the potential antitussive property of β2-AR agonists in patients with respiratory
Varongsiri Kemsawasd et al.
Applied microbiology and biotechnology, 99(23), 10191-10207 (2015-08-11)
In this study, the influence of twenty different single (i.e. 19 amino acids and ammonium sulphate) and two multiple nitrogen sources (N-sources) on growth and fermentation (i.e. glucose consumption and ethanol production) performance of Saccharomyces cerevisiae and of four wine-related
Christiane Gerke et al.
PloS one, 10(8), e0134478-e0134478 (2015-08-08)
Recently, we developed a high yield production process for outer membrane particles from genetically modified bacteria, called Generalized Modules of Membrane Antigens (GMMA), and the corresponding simple two step filtration purification, enabling economic manufacture of these particles for use as
Yurika Miyoshi et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 966, 187-192 (2014-03-04)
Enantioselective amino acid metabolome analysis of the Japanese traditional black vinegars (amber rice vinegar, Kurozu) was performed using two-dimensional high-performance liquid chromatography combining a microbore-monolithic ODS column and narrowbore-enantioselective columns. d-Amino acids, the enantiomers of widely observed l-amino acids, are
Corina L Reichert et al.
Journal of food science, 80(11), E2495-E2503 (2015-10-13)
The miscibility behavior of mixed surfactant systems and the influence of extrinsic parameters are crucial for their application as emulsifiers. Therefore, the objective of this study was to evaluate the miscibility behavior of mixed systems composed of commercial Quillaja saponin
Adrian Paz Ramos et al.
Langmuir : the ACS journal of surfaces and colloids, 31(42), 11621-11629 (2015-10-08)
The skin, the largest organ of the human body, forms a flexible interface between our internal and external environment that protects our organism from exogenous compounds as well as excessive water loss. The stratum corneum (SC), the outermost layer of
Zong-Quan Ou et al.
The Journal of pharmacy and pharmacology, 66(7), 998-1008 (2014-04-05)
To investigate effects of different postharvest drying processes and storage conditions on key antioxidants in Sonchus oleraceus L. leaves. Fresh leaves were oven-dried (60°C), freeze-dried or air-dried (∼25°C) for 6 h, 24 h and 3 days, respectively. Design of experiments (DOE)
Yong Wang et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(37), 13004-13011 (2015-08-01)
Carbon quantum dots (CQDs) have recently attracted significant attention for both their fundamental science and technological applications as a new class of fluorescent zero-dimensional nanomaterials with a size below 10 nm. However, the reported methods of synthesis were generally less suitable
P A Léon Bouyou et al.
Analytical and bioanalytical chemistry, 406(20), 5019-5030 (2014-06-11)
Trace levels of the veterinary antibiotic compound sulfadiazine (SDZ) can be determined in agricultural drainage water samples with this new method. Optimized sample pretreatment and solid-phase extraction was combined with liquid chromatography coupled to tandem mass spectrometry (SPE LC-MS/MS) using
Clayton B'Hymer et al.
Journal of chromatographic science, 53(4), 619-624 (2014-08-19)
A high-performance liquid chromatography-tandem mass spectrometric (HPLC-MS/MS) method was developed for the determination of mitomycin C, an anticancer drug, from contamination on various surfaces. Mitomycin C is often used in various forms of intraperitoneal chemotherapy, and operating room healthcare worker
T Ulens et al.
Journal of animal science, 93(2), 627-636 (2014-12-31)
This study evaluated the effect of feed form and grinding intensity of the pig diet and the interaction between both on the particulate matter (PM) concentrations inside a pig nursery and the growth performances of weanling pigs. Four diets were
Leila Bagheri et al.
Journal of microencapsulation, 31(7), 636-643 (2014-04-29)
Whey proteins were inter-connected either by the enzyme transglutaminase or citric acid and then desolvated with ethanol to generate particles. Both samples comprised of sub-micron (>300 nm) and nano-scaled (~100 nm) particles based on the hydrodynamic size measurements. Enzyme-induced cross-linking
Natasha R Ryz et al.
American journal of physiology. Gastrointestinal and liver physiology, 309(9), G730-G742 (2015-09-05)
Vitamin D deficiency affects more that 1 billion people worldwide. Although thought to increase risk of bacterial infections, the importance of vitamin D on host defense against intestinal bacterial pathogens is currently unclear since injection of the active form of
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