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Hwang Eui Cho et al.
Biomedical chromatography : BMC, 28(12), 1624-1632 (2014-05-02)
A sensitive and specific high-performance liquid chromatography-tandem mass spectrometry (LC-MS/MS) method was developed for the determination of Grayanotoxin I (GTX I) and Grayanotoxin III (GTX III) in rat whole blood. Grayanotoxins (GTXs) and clindamycin as internal standard (IS) were extracted...
Shuying Huo et al.
Dalton transactions (Cambridge, England : 2003), 43(41), 15328-15336 (2014-07-31)
L-Selenomethionine (SeMet), the predominant form of selenium acquired from the diet by humans, has been used as a supplement, and exhibit some important functions like cancer prevention and antioxidative defense. Its interactions with Pt(II) anticancer drugs have been characterized, but...
Ryan J Cornelius et al.
PloS one, 10(1), e0115515-e0115515 (2015-01-22)
A low Na, high K diet (LNaHK) is associated with a low rate of cardiovascular (CV) disease in many societies. Part of the benefit of LNaHK relies on its diuretic effects; however, the role of aldosterone (aldo) in the diuresis...
Samantha A Radford et al.
Journal of agricultural and food chemistry, 62(29), 7085-7091 (2014-06-10)
A solid phase extraction method was developed to isolate four insecticide degradates from baby food that were measured subsequently using high-performance liquid chromatography-tandem mass spectrometry. The degradates [parent insecticide] measured were malathion dicarboxylic acid [malathion], 3,5,6-trichloro-2-pyridinol [chlorpyrifos, chlorpyrifos methyl] (TCPy)...
Daniel Franco et al.
Journal of proteomics, 122, 73-85 (2015-04-11)
Pre-slaughter stress has adverse effects on meat quality that can lead to the occurrence of Dark Firm Dry (DFD) meat in cattle. This study explores the previously uncharacterized proteome changes linked to pre-slaughter stress in the longissimus thoracis (LT) bovine...
Jiqiao Liu et al.
Digestive diseases and sciences, 60(7), 2019-2029 (2015-03-01)
Recent studies have demonstrated that increased RhoA/Rho-kinase activity and reduced nitric oxide activity have the necessary machinery to induce cirrhosis. However, it is unclear whether this regulates the functions of hepatic stellate cells (HSCs). In this study, we used sodium...
Chueh-Pin Chen et al.
International journal of molecular sciences, 16(9), 20859-20872 (2015-09-05)
Photodynamic inactivation (PDI) combined with chitosan has been shown as a promising antimicrobial approach. The purpose of this study was to develop a chitosan hydrogel containing hydroxypropyl methylcellulose (HPMC), chitosan and toluidine blue O (TBO) to improve the bactericidal efficacy...
Chang-Seob Seo et al.
Molecular medicine reports, 12(5), 7789-7795 (2015-09-24)
Aucklandia lappa Decne, a well-known traditional herbal medicine, is used for the treatment of asthma, rheumatism, coughs, tuberculosis and numerous other diseases. The present study evaluated the inhibitory effects of the three sesquiterpene lactones costunolide, dehydrocostus lactone, and alantolactone, isolated...
Jiangbin Ye et al.
Cancer discovery, 4(12), 1406-1417 (2014-09-05)
The de novo synthesis of the nonessential amino acid serine is often upregulated in cancer. In this study, we demonstrate that the serine catabolic enzyme, mitochondrial serine hydroxymethyltransferase (SHMT2), is induced when MYC-transformed cells are subjected to hypoxia. In mitochondria...
Kiranj K Chaudagar et al.
Clinical and experimental hypertension (New York, N.Y. : 1993), 36(8), 557-566 (2014-02-05)
Telmisartan possesses endothelial protective effects due to angiotensin II type 1 receptor antagonist, peroxisome proliferator-activated receptor γ (PPARγ) agonist and antioxidant action. Therefore, our objective was to study effect of telmisartan on angiogenic responsiveness of coronary endothelial cells (cECs) of...
S A Kim et al.
Journal of food protection, 78(12), 2233-2239 (2015-11-29)
This study investigated changes in the microbial composition of microbrewed beer during the manufacturing processes and identified potential microbial hazards, effective critical quality control points, and potential contamination routes. Comprehensive quantitative (aerobic plate count, lactic acid bacteria, fungi, acetic acid...
Mi Ri Park et al.
Bioscience, biotechnology, and biochemistry, 78(11), 1917-1922 (2014-07-24)
We employed Caenorhabditis elegans as a model to study the effectiveness of sanitizers in killing pathogenic Escherichia coli strains ingested by free-living nematodes. Adult worms that had fed on six pathogenic E. coli strains (highly persistent in the nematode intestine)...
Hadi Hajiali et al.
Biomacromolecules, 16(3), 936-943 (2015-02-07)
The broad utilization of electrospun scaffolds of sodium alginate in tissue engineering is strongly limited by their high solubility in aqueous environments and by the difficulty to adjust their degradation dynamics. Here, an alternative strategy to enhance the stability and...
Miguel Álvaro-Benito et al.
Journal of immunology (Baltimore, Md. : 1950), 194(2), 803-816 (2014-12-17)
During the adaptive immune response, MHCII proteins display antigenic peptides on the cell surface of APCs for CD4(+) T cell surveillance. HLA-DM, a nonclassical MHCII protein, acts as a peptide exchange catalyst for MHCII, editing the peptide repertoire. Although they...
Anja Hortemo Høie et al.
Mutagenesis, 30(5), 643-649 (2015-04-24)
Furfuryl alcohol (FFA) is present in many heat-treated foods as a result of its formation via dehydration of pentoses. It is also used legally as a flavouring agent. In an inhalation study conducted in the National Toxicology Program, FFA showed...
Samaneh Mashaghi et al.
Scientific reports, 5, 11837-11837 (2015-07-03)
Scale reduction of chemical reactions enables novel screening and synthesis approaches that facilitate a highly parallelized and combinatorial exploration of chemical space. Droplet-based microfluidics have evolved as a powerful platform to allow many chemical reactions within small volumes that each...
Maria Margalef et al.
Journal of agricultural and food chemistry, 63(45), 9996-10003 (2015-10-27)
After ingestion flavanols are metabolized by phase-II enzymes and the microbiota and are distributed throughout the body depending on several factors. Herein we aim to evaluate whether flavanols are tissue-accumulated after the long-term administration of a grape seed polyphenol extract...
Nicolas Arlicot et al.
Molecular imaging, 13, 4-11 (2014-03-14)
Excitotoxicity leads to an inflammatory reaction involving an overexpression of: translocator protein 18 kDa (TSPO) in cerebral microglia and astrocytes. Therefore, we performed ex vivo explorations with [125]-CLINDE, a TSPO-specific radioligand, to follow the time course of TSPO expression, in...
Nhung T T Dang et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 88(2), 406-414 (2014-06-03)
Polycaprolactone (PCL) matrices were simultaneously loaded with the antiviral agents, tenofovir (TFV) and nevirapine (NVP), in combination to provide synergistic activity in the prevention of HIV transmission through the vaginal route. TFV and NVP were incorporated in PCL matrices at...
Tarvi Teder et al.
Journal of lipid research, 55(12), 2587-2596 (2014-10-09)
Herein, we characterize a generally applicable transformation of fatty acid epoxides by lipoxygenase (LOX) enzymes that results in the formation of a five-membered endoperoxide ring in the end product. We demonstrated this transformation using soybean LOX-1 in the metabolism of...
Federica Baldan et al.
Oncology reports, 33(5), 2199-2206 (2015-03-31)
Studies on stem cell differentiation led to the identification of paused genes, characterized by the contemporary presence of both activator and repressor epigenetic markers (bivalent marking). TXNIP is an oncosuppressor gene the expression of which was reduced in breast cancer....
Wei Jiang et al.
Molecular cancer research : MCR, 13(1), 9-15 (2015-01-09)
Pancreatic cancer is one of the deadliest human malignancies due to its early metastatic spread and resistance to therapy. The mechanisms regulating pancreatic cancer metastasis are so far poorly understood. Here, using both in vitro and in vivo approaches, it...
Burdock GA
Encyclopedia of Food and Color Additives, 1, 13-15 (1997)
Sergio Armenta et al.
Journal of chromatography. A, 1384, 1-8 (2015-02-11)
We developed and evaluated two different strategies for determining abuse drugs based on (i) the analysis of saliva by ion mobility spectrometry (IMS) after thermal desorption and (ii) the joint use of IMS and infrared (IR) spectroscopy after liquid-liquid microextraction...
Yohei Sakaguchi et al.
The Analyst, 140(6), 1965-1973 (2015-02-12)
We have developed a novel amino acid analysis method using derivatization of multiple functional groups (amino, carboxyl, and phenolic hydroxyl groups). The amino, carboxyl, and phenolic hydroxyl groups of the amino acids were derivatized with 1-bromobutane so that the hydrophobicities...
Iain M McIntyre et al.
Journal of analytical toxicology, 39(2), 152-155 (2014-12-18)
A 24-year-old man whose medical history was significant for alcohol abuse and depression was found unresponsive in bed. He had several prior suicide attempts with 'pills' and had also been hospitalized for an accidental overdose on a previous occasion. Autopsy...
Zizwe A Chase et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(46), 16541-16546 (2015-09-26)
The state of Ni supported on HZSM-5 zeolite, silica, and sulfonated carbon was studied during aqueous-phase catalysis of phenol hydrodeoxygenation using in situ extended X-ray absorption fine structure spectroscopy. On sulfonated carbon and HZSM-5 supports, NiO and Ni(OH)2 were readily...
Harry Michael Falk et al.
Bioprocess and biosystems engineering, 38(2), 237-249 (2014-08-22)
An ATR-MIR-FTIR spectrometer was integrated into a laboratory scale anaerobic digestion setup. Automatically, a sludge sample from the digester was transferred to a measurement cell; an IR spectrum was recorded and evaluated by chemometric models to estimate the concentration of...
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...
Jian Li et al.
Analytical and bioanalytical chemistry, 407(20), 6137-6148 (2015-06-07)
Benzophenone-type UV filters (BPs) are ubiquitous in the environment. Transformation products (TPs) of BPs with suspected toxicity are likely to be produced during disinfection of water by chlorination. To quickly predict the toxicity of TPs, in this study, a novel...
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