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Showing 1-30 of 1431 results for "06473" within Papers
F Yang et al.
Journal of veterinary pharmacology and therapeutics, 37(6), 579-588 (2014-06-07)
Residue depletion of marbofloxacin in broiler chicken after oral administration at 5 mg/kg/day for three consecutive days was studied in this study. The areas under the concentration-time curve from 0 h to ∞ (AUC0-∞ s) of marbofloxacin in tissues and plasma were
Vu Thi Tuyet Lan et al.
Food chemistry, 175, 66-73 (2015-01-13)
Human dipeptidyl peptidase IV (hDPPIV) inhibitors provide an effective strategy for the treatment of type 2 diabetes. Because certain peptides are known to act as hDPPIV inhibitors, a dataset of possible peptides with their inhibition intensities will facilitate the development
Clara John et al.
Journal of chromatography. A, 1371, 184-195 (2014-12-03)
Recently, hydroxy sterols and bile acids have gained growing interest as they are important regulators of energy homoeostasis and inflammation. The high number of different hydroxy sterols and bile acid species requires powerful analytical tools to quantify these structurally and
Wei Wu et al.
Journal of pharmaceutical and biomedical analysis, 107, 141-150 (2015-01-16)
An ultra-high-performance liquid chromatography coupled with quadrupole-time-of-flight mass spectrometry (UHPLC-Q-TOF-MS) method was developed for the detection and structural analysis of ginsenosides in white ginseng and related processed products (red ginseng). Original neutral, malonyl, and chemically transformed ginsenosides were identified in
Michaele Josten et al.
International journal of medical microbiology : IJMM, 304(8), 1018-1023 (2014-08-15)
A small peptide called PSM-mec is encoded on the type II, III and VIII SCCmec cassettes present in the genomes of nosocomial methicillin-resistant Staphylococcus aureus (MRSA) strains. This peptide is excreted by agr-positive strains, which represent about 89% of the
Wan Cao et al.
Journal of chromatography. A, 1390, 13-21 (2015-03-10)
This report describes the use of trace-chitosan-wrapped multi-walled carbon nanotubes (CS-MWCNTs) as a sorbent material in dispersive micro solid-phase extraction (DMSPE), which was combined with ultra-high-performance liquid chromatography coupled with quadrupole time-of-flight tandem mass spectrometry to analyze phenolic compounds in
Wirginia Kukula-Koch et al.
Analytical and bioanalytical chemistry, 407(9), 2581-2589 (2015-01-27)
A rapid hydrostatic counter-current chromatography-thin-layer chromatography-electrospray-ionization time-of-flight mass spectrometry (CCC-TLC-ESI-TOF-MS) technique was established for use in seeking potent anti-Alzheimer's drugs among the acethylcholinesterase inhibitors in Argemone mexicana L. underground parts, with no need to isolate components in pure form. The
Fei Huang et al.
Journal of neuroscience methods, 229, 8-14 (2014-04-17)
There is no method available to simultaneously detect GABA, Glu, Epi, NE, DA, 5-HT and 5-HIAA in mouse hippocampus. A rapid and sensitive LC-MS/MS method has been developed for simultaneously measuring seven neurotransmitters in mouse hippocampus. The analytes were detected
Alison Darby et al.
PloS one, 9(7), e100542-e100542 (2014-07-25)
Klebsiella oxytoca is an opportunistic pathogen implicated in various clinical diseases in animals and humans. Studies suggest that in humans K. oxytoca exerts its pathogenicity in part through a cytotoxin. However, cytotoxin production in animal isolates of K. oxytoca and
Luca Anzillotti et al.
Forensic science international, 243, 99-106 (2014-06-08)
The "QuEChERS" (quick, easy, cheap, effective, rugged, and safe) dispersive SPE (dSPE) method is an emerging sample preparation technique that is becoming increasingly popular in the area of multi-residue pesticide analysis in food and agricultural products. A simplified QuEChERS extraction
Wasma Alhusainy et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 74, 28-34 (2014-09-15)
The alkenylbenzene methyleugenol occurs naturally in a variety of spices and herbs, including basil, and their essential oils. At high dose levels methyleugenol induces hepatocarcinogenicity in rodents following bioactivation to 1'-sulfooxymethyleugenol which forms DNA adducts. This study investigated whether the
Diogo Robl et al.
Bioresource technology, 177, 247-254 (2014-12-17)
The aim of this study was to develop a bioprocess for the production of β-glucosidase and pectinase from the fungus Annulohypoxylon stygium DR47. Media optimization and bioreactor cultivation using citrus bagasse and soybean bran were explored and revealed a maximum
Khushwant S Bhullar et al.
Food chemistry, 168, 595-605 (2014-08-31)
Partridgeberry (Vaccinium vitis-idaea) is a polyphenol-rich berry of the Ericaceous family, grown in Newfoundland and Labrador province of Canada. The aims of this study were to identify extraction solvents for the maximum recovery of polyphenols, to establish fractionation technique for
Samantha J Mascuch et al.
PloS one, 10(3), e0119668-e0119668 (2015-03-18)
White-nose syndrome (WNS) caused by the pathogenic fungus Pseudogymnoascus destructans is decimating the populations of several hibernating North American bat species. Little is known about the molecular interplay between pathogen and host in this disease. Fluorescence microscopy ambient ionization mass
Adam J McShane et al.
Journal of the American Society for Mass Spectrometry, 25(10), 1694-1704 (2014-08-06)
Direct reductive methylation of peptides is a common method for quantitative proteomics. It is an active derivatization technique; with participation of the dimethylamino group, the derivatized peptides preferentially release intense a1 ions. The advantageous generation of a1 ions for quantitative
Laurent Salphati et al.
Drug metabolism and disposition: the biological fate of chemicals, 42(8), 1301-1313 (2014-05-24)
Organic anion transporting polypeptide (Oatp) 1a/1b knockout and OATP1B1 and -1B3 humanized mouse models are promising tools for studying the roles of these transporters in drug disposition. Detailed characterization of these models will help to better understand their utility for
Maria-Theresia Gekenidis et al.
Applied and environmental microbiology, 80(14), 4234-4241 (2014-05-06)
A well-accepted method for identification of microorganisms uses matrix-assisted laser desorption ionization-time of flight mass spectrometry (MALDI-TOF MS) coupled to analysis software which identifies and classifies the organism according to its ribosomal protein spectral profile. The method, called MALDI biotyping
Yu Fen Zheng et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 68, 117-127 (2014-03-19)
We evaluated the potential of BST204, a purified dry extract of ginseng, to inhibit or induce human liver cytochrome P450 enzymes (CYPs) and UDP-glucuronosyltransferases (UGTs) in vitro to assess its safety. In vitro drug interactions of four bioactive ginsenosides of
Asif Iqbal et al.
Archives of biochemistry and biophysics, 557, 72-81 (2014-06-24)
Protein disulfide isomerase (PDI) is a dithiol-disulfide oxidoreductase that has essential roles in redox protein folding. PDI has been associated with protective roles against protein aggregation, a hallmark of neurodegenerative diseases. Intriguingly, PDI has been detected in the protein inclusions
Chi-Chi Chou et al.
Journal of the American Society for Mass Spectrometry, 26(1), 120-132 (2014-11-07)
Protein S-glutathionylation is a reversible post-translational modification widely implicated in redox regulated biological functions. Conventional biochemical methods, however, often do not allow such a mixed disulfide modification to be reliably identified on specific cysteine residues or be distinguished from other
Zhengwei Zhou et al.
Journal of pharmaceutical and biomedical analysis, 106, 37-45 (2014-07-27)
The performance of ferrate(VI) in treating sulfamethoxazole (SMX), diclofenac (DCF), carbamazepine (CBZ) and bezafibrate (BZF) in test solutions containing the four compounds was investigated. A series of jar-test experiments was performed on a bench-scale at pH 6-9 and at a
Lolo Wal Marzan et al.
Archives of microbiology, 195(3), 161-171 (2013-01-01)
Effect of acidic condition on the fermentation characteristics was investigated by the continuous culture of Escherichia coli. In accordance with down-regulation of crp gene transcript level as well as up-regulation of arcA, the expressions of the TCA cycle genes were
Jiayu Zhang et al.
Journal of chromatographic science, 52(2), 103-114 (2013-01-15)
Polymethoxylated flavonoids (PMFs), the particular flavonoid subclass in which all or almost all hydroxyls are capped by methylation, have high oral bioavailability and various activities. A sensitive high-performance liquid chromatography-diode array detection-electrospray ionization tandem mass spectrometry (HPLC-DAD-ESI-MS-MS) method was established
Didier Tousch et al.
Journal of agricultural and food chemistry, 62(31), 7738-7745 (2014-06-17)
In the present study, we obtained a dried burdock root extract (DBRE) rich in caffeoylquinic acids derivatives. We performed the chemical characterization of DBRE and explored its antihyperglycemic potential in both in vitro and in vivo experiments. Chemical analysis of
Efrem T Abay et al.
Malaria journal, 14, 8-8 (2015-01-08)
Even though malaria is a completely preventable and treatable disease, it remains a threat to human life and a burden to the global economy due to the emergence of multiple-drug resistant malaria parasites. According to the World Malaria Report 2013
Mathieu Clément-Ziza et al.
Molecular systems biology, 10, 764-764 (2014-11-30)
Our current understanding of how natural genetic variation affects gene expression beyond well-annotated coding genes is still limited. The use of deep sequencing technologies for the study of expression quantitative trait loci (eQTLs) has the potential to close this gap.
Mohd Zulkhairi Mohd Yusoff et al.
Biochemical and biophysical research communications, 439(4), 576-579 (2013-09-13)
Pseudogenes are considered to be nonfunctional genes that lack a physiological role. By screening 3985 Escherichia coli mutants using chemochromic membranes, we found four pseudogenes involved in hydrogen metabolism. Knockouts of pseudogenes ydfW and ypdJ had a defective hydrogen phenotype
Raúl González-Domínguez et al.
Electrophoresis, 35(23), 3321-3330 (2014-08-20)
There is high interest in the discovery of early diagnostic biomarkers of Alzheimer's disease, for which metabolomics exhibits a great potential. In this work, a metabolomic approach based on ultrafiltration and analysis by CE-MS has been used to obtain representative
Brian J Song et al.
Food chemistry, 173, 305-312 (2014-12-04)
Interactions between polyphenols and macromolecules may impact polyphenol stability and bioavailability from foods. The impact of milk on tea flavan-3-ol stability to thermal treatment was investigated. Single strength (36.2 protein per L), quarter strength (9.0 g protein per L) milk
Jing Jiang et al.
Analytical and bioanalytical chemistry, 406(25), 6265-6274 (2014-08-01)
Recombinant human erythropoietin (rhEPO) has been extensively used as a pharmaceutical product for treating anemia. Glycosylation of rhEPO affects the biological activity, immunogenicity, pharmacokinetics, and in-vivo clearance rate of rhEPO. Characterization of the glycosylation status of rhEPO is of great
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