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Yuan-yuan Xie et al.
Journal of separation science, 37(12), 1438-1447 (2014-04-12)
The present study aims to describe and exemplify an integrated strategy of the combination of qualitative and quantitative characterization of a multicomponent mixture for the quality control of traditional Chinese medicine injections with the example of Danhong injection (DHI). The
M Teresa Durán-Valle et al.
Medical mycology, 52(4), 342-349 (2014-05-02)
We performed a clinical evaluation of the Vitek MS matrix-assisted laser desorption ionization-time-of-flight mass spectrometry (MALDI-TOF MS) system with the commercial database version 2.0 for rapid identification of medically important yeasts as compared with the conventional phenotypic method API ID
Yuanyuan Shi et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 986-987, 100-107 (2015-03-01)
Picrasma quassioides (D. Don) Benn. is used in traditional Chinese medicine for the treatment of inflammation. Characteristic components of the medicinal extract are canthinone alkaloids. In this study, a sensitive and rapid liquid chromatography with tandem mass spectrometry method has
Raquel González-Fernández et al.
Journal of proteomics, 97, 195-221 (2013-07-03)
The necrotrophic fungus Botrytis cinerea is a very damaging phytopathogen of wide host range and environmental persistence. It is difficult to control because of its genetic versatility, expressed in the many phenotypical differences among isolates. The genomes of the B.
Tânia Petta et al.
Enzyme and microbial technology, 58-59, 36-43 (2014-04-16)
Lipid mediators such as the leukotrienes, resolvins and protectins have been considered excellent models for the development of new anti-inflammatory drugs, due to their high potentiality. Nevertheless, only tiny amounts are available from natural sources and they have to be
Michelle C Potter et al.
Journal of neurovirology, 21(2), 159-173 (2015-02-04)
Recovery from encephalomyelitis induced by infection with mosquito-borne alphaviruses is associated with a high risk of lifelong debilitating neurological deficits. Infection of mice with the prototypic alphavirus, Sindbis virus, provides an animal model with which to study disease mechanisms and
Lucélia Magalhães da Silva et al.
Journal of pharmaceutical and biomedical analysis, 105, 24-31 (2014-12-22)
Finasteride (FNS) is a specific competitive inhibitor of steroid type-II 5α-reductase and is widely used for the treatment of benign prostatic hyperplasia, prostate cancer, and androgenetic alopecia. FNS has two polymorphic forms identified as Form I and Form II. It
Martina Bolechová et al.
Food chemistry, 170, 265-270 (2014-10-13)
Alkaloids known as secondary metabolites are grouped by typical structural characteristics into large families such as pyrrolizidine alkaloids (PAs) comprising more than 350 individual heterocyclic compounds. The PAs present a serious health risk to human and livestock; hence there is
Elisabetta Bertol et al.
Forensic science international, 243, 149-155 (2014-09-10)
We report on a case of repeated MDPV consumptions that resulted in severe psychosis and agitation prompting the concomitant abuse of benzodiazepines. A 27-year-old man was found irresponsive in his apartment and was brought to the emergency department (ED) of
Ana Oliveira et al.
Food chemistry, 171, 370-378 (2014-10-14)
An immediate decrease in the total antioxidant activity (23%) and total phenolic content (14%) was observed after addition of strawberry preparations to yoghurt. The total anthocyanin content did not change immediately, but decreased 24% throughout the yoghurt shelf-life. The individual
Ming-Chuan Wang et al.
Analytical and bioanalytical chemistry, 407(5), 1343-1356 (2014-12-10)
Tyrosine phosphorylation is an important regulator of signaling in cellular pathways, and dysregulated tyrosine phosphorylation causes several diseases. Mass spectrometry has revealed the importance of global phosphoproteomic characterization. Analysis of tyrosine phosphorylation by studying the mass-spectrometry (MS)-determined phosphoproteome remains difficult
John T Barr et al.
Drug metabolism and disposition: the biological fate of chemicals, 43(1), 34-41 (2014-10-19)
The mechanistic understanding of interactions between diet-derived substances and conventional medications in humans is nascent. Most investigations have examined cytochrome P450-mediated interactions. Interactions mediated by other phase I enzymes are understudied. Aldehyde oxidase (AO) is a phase I hydroxylase that
Qichen Cao et al.
Analytical chemistry, 86(14), 6804-6811 (2014-06-11)
Core fucosylation (CF) is a special glycosylation pattern of proteins that has a strong relationship with cancer. The Food and Drug Administration (FDA) has approved the core fucosylated α-fetoprotein as a biomarker for the early diagnosis of hepatocellular carcinoma (HCC).
U Thormann et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 70, 92-106 (2014-12-06)
The purpose of this work was to investigate the role of bioconjugation and carrier mediated efflux of conjugation products in the absorption mechanism of the sesquiterpene lactone nobilin in the Caco-2 model in vitro and to elucidate the impact of
L Ciofi et al.
Journal of chromatography. A, 1362, 75-88 (2014-08-31)
Four different pellicular stationary phases (i.e. octadecylsilane, octasilane, Phenyl-Hexyl and pentafluorophenyl) were investigated for the chromatographic resolution of alkylphenols (APs), alkylphenols polyethoxylates (APnEOs) and alkylphenoxy carboxylates (APECs) using mixtures of water and organic solvents (i.e. methanol, acetonitrile and tetrahydrofuran) as
Mei Wang et al.
Journal of agricultural and food chemistry, 62(50), 12103-12111 (2014-11-11)
A high-resolution gas chromatography/mass spectrometry (GC/MS) with selected ion monitor method focusing on the characterization and quantitative analysis of ginkgolic acids (GAs) in Ginkgo biloba L. plant materials, extracts, and commercial products was developed and validated. The method involved sample
Rubén del Barrio-Galán et al.
Food chemistry, 179, 116-126 (2015-02-28)
The effect of high levels of the polysaccharide Saccharomyces cerevisiae yeast strain (HPS) and another conventional yeast strain (FERM) on the polysaccharide and phenolic composition of Syrah red wines during alcoholic fermentation and subsequent aging on lees, with or without
Rajaneesh Karimpurath Gopinath et al.
Genome biology and evolution, 6(10), 2851-2865 (2014-10-16)
Hsp90 is one of the most abundant and conserved proteins in the cell. Reduced levels or activity of Hsp90 causes defects in many cellular processes and also reveals genetic and nongenetic variation within a population. Despite information about Hsp90 protein-protein
Konstantinos A Aliferis et al.
PloS one, 9(11), e111930-e111930 (2014-11-05)
Here we present a metabolic profiling strategy employing direct infusion Orbitrap mass spectrometry (MS) and gas chromatography-mass spectrometry (GC/MS) for the monitoring of soybean's (Glycine max L.) global metabolism regulation in response to Rhizoctonia solani infection in a time-course. Key
Andreia R H da Silva et al.
Journal of ethnopharmacology, 153(3), 908-916 (2014-04-08)
Scutia buxifolia is a native tree of Southern Brazil, Uruguay, and Argentina, which is popularly known as "coronilha" and it is used as a cardiotonic, antihypertensive and diuretic substance. The aim of this study was to assess the acute and
Nenad Manevski et al.
Drug metabolism and disposition: the biological fate of chemicals, 43(1), 126-139 (2014-10-24)
Although skin is the largest organ of the human body, cutaneous drug metabolism is often overlooked, and existing experimental models are insufficiently validated. This proof-of-concept study investigated phase II biotransformation of 11 test substrates in fresh full-thickness human skin explants
Maria M Posada et al.
Drug metabolism and disposition: the biological fate of chemicals, 43(3), 325-334 (2014-12-17)
Pemetrexed, an anionic anticancer drug with a narrow therapeutic index, is eliminated mainly by active renal tubular secretion. The in vitro to in vivo extrapolation approach used in this work was developed to predict possible drug-drug interactions (DDIs) that may
Lilly Schwieler et al.
Journal of psychiatry & neuroscience : JPN, 40(2), 126-133 (2014-12-03)
Accumulating evidence indicates that schizophrenia is associated with brain immune activation. While a number of reports suggest increased cytokine levels in patients with schizophrenia, many of these studies have been limited by their focus on peripheral cytokines or confounded by
Yu-Shu Huang et al.
Food chemistry, 174, 571-576 (2014-12-23)
Curcumin is the major active ingredient of turmeric and is widely used as a preservative, flavouring and colouring agent. Curcumin is a potent substance with several functions, including antioxidant, antitumor, anti-inflammatory, antimicrobial, antiparasitic, antimutagenic, chemopreventive and chemotherapeutic activities. Matrix-assisted laser
Anna Bogusiewicz et al.
The Journal of nutrition, 145(1), 32-40 (2014-12-21)
A large number of birth defects are related to nutrient deficiencies; concern that biotin deficiency is teratogenic in humans is reasonable. Surprisingly, studies indicate that increased urinary 3-hydroxyisovalerylcarnitine (3HIAc), a previously validated marker of biotin deficiency, is not a valid
Eliane N Miyaji et al.
Clinical and vaccine immunology : CVI, 22(2), 213-220 (2014-12-19)
Streptococcus pneumoniae has proteins that are attached to its surface by binding to phosphorylcholine of teichoic and lipoteichoic acids. These proteins are known as choline-binding proteins (CBPs). CBPs are an interesting alternative for the development of a cost-effective vaccine, and
Haiyan Wu et al.
Journal of chromatography. A, 1358, 172-180 (2014-08-05)
A liquid chromatography quadrupole linear ion trap mass spectrometry method with fast polarity switching and a scheduled multiple reaction monitoring algorithm mode was developed for multiclass screening and identification of lipophilic marine biotoxins in bivalve molluscs. A major advantage of
Jiang Wang et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 983-984, 18-25 (2015-01-24)
Millions of individuals are treated with a variety of statins that are metabolized to a variety of active metabolites. A single assay capable of simultaneously quantifying commonly used statins and their major metabolites has not been previously reported. Herein we
Juan Qin et al.
Biomedical chromatography : BMC, 29(2), 261-267 (2014-06-14)
A simple, specific and sensitive LC-MS/MS method was developed and validated for the determination of mesalazine in beagle dog plasma. The plasma samples were prepared by protein precipitation, then the separation of the analyte was achieved on a Waters Spherisorb
Gimena Acosta et al.
Journal of pharmaceutical and biomedical analysis, 106, 79-84 (2014-10-05)
A high performance liquid chromatography coupled with atomic fluorescence spectrometry method for the determination of thimerosal (sodium ethylmercury thiosalicylate, C9H9HgNaO2S), ethylmercury, and inorganic mercury is proposed. Mercury vapor is generated by the post-column reduction of mercury species in formic acid
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