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695076

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Judit J Pénzes et al.
Journal of virology, 88(19), 11304-11314 (2014-07-25)
Although adenoviruses (AdVs) have been found in a wide variety of reptiles, including numerous squamate species, turtles, and crocodiles, the number of reptilian adenovirus isolates is still scarce. The only fully sequenced reptilian adenovirus, snake adenovirus 1 (SnAdV-1), belongs to
Wei Si et al.
Journal of pharmaceutical and biomedical analysis, 117, 510-521 (2015-10-18)
Current China Pharmacopoeia standards for the Chinese patent medicines (CPMs) that contain one or several the same drug(s) employ case-dependent TLC or HPLC approaches to achieve qualitative identification. A qualitative "monomethod-heterotrait matrix" (MHM) strategy is thus proposed, by selective monitoring
Petr Kubáň et al.
Journal of chromatography. A, 1281, 142-147 (2013-02-20)
A new method for rapid, direct determination of formate in blood serum samples by capillary electrophoresis with contactless conductometric detection is presented. A selective separation of formate was achieved in approximately 1 min using an electrolyte system comprising 10 mM
Magdalena Poplawska et al.
Journal of pharmaceutical and biomedical analysis, 94, 45-53 (2014-02-18)
The new compound - flibanserin - begun to appear as a synthetic adulterant in counterfeit herbal supplements used to stimulate women sexual drive. It was detected in two samples submitted to the Polish National Medicines Institute for analysis. The second
Bernhard Kluger et al.
Analytical chemistry, 86(23), 11533-11537 (2014-11-06)
An untargeted metabolomics workflow for the detection of metabolites derived from endogenous or exogenous tracer substances is presented. To this end, a recently developed stable isotope-assisted LC-HRMS-based metabolomics workflow for the global annotation of biological samples has been further developed
Bharathi Avula et al.
Journal of pharmaceutical and biomedical analysis, 100, 243-253 (2014-08-30)
Red yeast rice (RYR) is prepared by fermenting rice with various strains of the yeast Monascus spp of the Aspergillaceae family. Depending on the Monascus strains and the fermentation conditions, the products may contain monacolins, pigments and citrinin as secondary
Mattia Gasperotti et al.
Talanta, 128, 221-230 (2014-07-26)
An increasing number of studies have concerned the profiling of polyphenol microbial metabolites, especially in urine or plasma, but only a few have regarded their accurate quantification. This study reports on a new ultra-performance liquid chromatography tandem mass spectrometry method
Yi Shi et al.
Nature methods, 12(12), 1135-1138 (2015-10-06)
It remains particularly problematic to define the structures of native macromolecular assemblies, which are often of low abundance. Here we present a strategy for isolating complexes at endogenous levels from GFP-tagged transgenic cell lines. Using cross-linking mass spectrometry, we extracted
Eirini Kouloura et al.
Molecules (Basel, Switzerland), 19(9), 15042-15057 (2014-09-23)
Micromelum falcatum, a medicinal plant of the Rutaceae family, has been used in the Traditional Chinese Medicine (TCM) mainly against colds and rheumatoid arthritis. Despite its traditional use the association of its constituents with possible anti-inflammatory activity has not been
M M Parrilla Vázquez et al.
Journal of chromatography. A, 1356, 1-9 (2014-07-06)
Two dispersive liquid-liquid microextraction (DLLME) approaches including temperature-controlled ionic liquid dispersive liquid-liquid microextraction (TCIL-DLLME) and ultrasound-assisted ionic liquid dispersive liquid-liquid microextraction (US-IL-DLLME) were compared for the extraction of six benzoylurea insecticides (diflubenzuron, triflumuron, hexaflumuron, teflubenzuron, lufenuron and flufenoxuron) from wastewater
Yu Bon Man et al.
The Science of the total environment, 505, 261-268 (2014-12-03)
This study was to investigate removal efficiencies and profiles of 14 polybrominated diphenyl ether (PBDE) congeners by two different types of sewage treatment work (STW) in Hong Kong: Stonecutters Island STW (SCISTW) which uses chemically enhanced primary treatment (CEPT) process
Qi Wang et al.
Journal of pharmaceutical and biomedical analysis, 98, 287-295 (2014-06-25)
Glycycoumarin is a major bioactive coumarin of licorice (Glycyrrhiza uralensis), one of the most popular herbal medicines worldwide. In this work, the metabolism of glycycoumarin in rats was investigated. After oral administration of 40mg/kg glycycoumarin, 4 and 10 metabolites were
Adnan Cavka et al.
Biotechnology for biofuels, 8, 196-196 (2015-12-01)
Pretreatment of lignocellulose for biochemical conversion commonly results in formation of by-products that inhibit microorganisms and cellulolytic enzymes. To make bioconversion processes more efficient, inhibition problems can be alleviated through conditioning. Ozone is currently commercially employed in pulp and paper
Anne Warner et al.
Journal of pharmaceutical and biomedical analysis, 105, 46-54 (2014-12-22)
Stability-indicating reversed phase HPLC methods have been developed and validated for the determination of 13 potential process and degradation impurities in pemetrexed disodium drug substance (DS) and pemetrexed for injection drug product (DP). This paper describes the development of HPLC-UV
X Yang et al.
Journal of veterinary pharmacology and therapeutics, 38(1), 55-64 (2014-11-08)
A multi-compartment physiologically based pharmacokinetic (PBPK) model to describe the disposition of cyadox (CYX) and its metabolite quinoxaline-2-carboxylic acid (QCA) after a single oral administration was developed in rats (200 mg/kg b.w. of CYX). Considering interspecies differences in physiology and
Kathrin Arnhard et al.
Analytical and bioanalytical chemistry, 407(2), 405-414 (2014-11-05)
Liquid chromatography-tandem mass spectrometry (LC-MS/MS) has become an indispensable analytical technique in clinical and forensic toxicology for detection and identification of potentially toxic or harmful compounds. Particularly, non-target LC-MS/MS assays enable extensive and universal screening requested in systematic toxicological analysis.
Marie-Claire Janin-Bussat et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 981-982, 9-13 (2015-01-18)
Antibody-drug conjugates (ADCs) are becoming a major class of oncology therapeutics. Because ADCs combine the monoclonal antibody specificity with the high toxicity of a drug, they can selectively kill tumor cells while minimizing toxicity to normal cells. Most of the
Anne Bayer et al.
Environmental science and pollution research international, 21(18), 10830-10839 (2014-06-06)
Pharmaceuticals and other anthropogenic trace contaminants reach wastewaters and are often not satisfactorily eliminated in sewage treatment plants. These contaminants and/or their degradation products may reach surface waters, thus influencing aquatic life. In this study, the behavior of five different
Romain Simon et al.
Journal of pharmaceutical and biomedical analysis, 94, 84-91 (2014-02-21)
Glomeruli play a major role in the kidney function since they are involved in primary urine formation. It is then crucial to dispose of methods to monitor glomerular injury, especially in drug development. In this context, quantification of podocin could
S Ohmori et al.
Journal of chromatography, 426(1), 15-24 (1988-04-08)
Formate was determined as benzimidazole by high-performance liquid chromatography after reaction with o-phenylenediamine at 130 degrees C for 2 h in 1 M perchloric acid. The useful concentration range was 1.6-40 mumol/l and the determination limit was 20 pmol. The
Yuan Zhang et al.
Die Pharmazie, 70(1), 47-54 (2015-05-16)
Polygonum multiflorum is a traditional Chinese medicinal herb used in clinical medicine to nourish the liver and kidney. However, in recent years, there have been increased reports of clinical adverse reactions associated with Polygonum multiflorum preparations, especially due to liver
Johannes Zander et al.
Clinical chemistry and laboratory medicine, 53(5), 781-791 (2014-10-11)
Recent studies have demonstrated highly variable blood concentrations of piperacillin, tazobactam, cefepime, meropenem, ciprofloxacin and linezolid in critically ill patients with a high incidence of sub-therapeutic levels. Consequently, therapeutic drug monitoring (TDM) of these antibiotics has to be considered, requiring
D F Moore et al.
Journal of toxicology. Clinical toxicology, 32(2), 199-204 (1994-01-01)
Ingestion of over 60 g of formic acid by an adult is potentially fatal. We report a case of a 36-year-old woman with a history of depression who ingested 110 g of formic acid. She survived a complicated intensive care
Wei Jia et al.
Journal of chromatography. A, 1362, 110-118 (2014-08-27)
A new analytical method was developed and validated for simultaneous analysis of 27 phthalates in milk and milk products. Response surface methodology was employed to optimize a quick, easy, cheap, effective, rugged, and safe (QuEChERS) sample preparation method. Ultrahigh-performance liquid
Nataša Djordjević Filijović et al.
Drug development and industrial pharmacy, 41(3), 502-514 (2014-03-13)
Stress stability testing represents an important part of the drug development process. It is used as an important tool for the identification of degradation products and degradation pathways, as well as for the assessment of changes in physical form of
Richard W D Welford et al.
PloS one, 9(12), e114669-e114669 (2014-12-06)
Niemann-Pick disease type C (NP-C) is a devastating, neurovisceral lysosomal storage disorder which is characterised by variable manifestation of visceral signs, progressive neuropsychiatric deterioration and premature death, caused by mutations in the NPC1 and NPC2 genes. Due to the complexity
David S Wishart et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 871(2), 164-173 (2008-05-27)
With continuing improvements in analytical technology and an increased interest in comprehensive metabolic profiling of biofluids and tissues, there is a growing need to develop comprehensive reference resources for certain clinically important biofluids, such as blood, urine and cerebrospinal fluid
María Salomé Gachet et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 976-977, 6-18 (2014-12-02)
Free arachidonic acid is functionally interlinked with different lipid signaling networks including those involving prostanoid pathways, the endocannabinoid system, N-acylethanolamines, as well as steroids. A sensitive and specific LC-MS/MS method for the quantification of arachidonic acid, prostaglandin E2, thromboxane B2
Luis E Sojo et al.
Rapid communications in mass spectrometry : RCM, 28(20), 2181-2190 (2014-09-03)
Catechols are an important class of analytes occurring in many natural and synthetic products. Electrospray ionization in negative mode is the preferred way of ion generation for these compounds; however, studies in positive ion mode can reveal their potential for
Anke Böhmer et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 965, 173-182 (2014-07-18)
In healthy human subjects, less than 0.2% of l-arginine is converted to l-citrulline and nitric oxide (NO) by NO synthases (NOS), a metabolic pathway present in all cell types. Assessment of NOS activity in vitro and in vivo by measuring
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