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Chiara Francesca Magistrali et al.
Anaerobe, 33, 42-47 (2015-02-02)
The aim of this study is to describe the prevalence and risk factors of Clostridium difficile shedding in six farms belonging to two companies in Northern Italy. Four hundred and twenty veal calves, randomly selected and individually identified, were sampled
Nargis Jamila et al.
Journal of enzyme inhibition and medicinal chemistry, 30(1), 133-139 (2014-03-29)
Context: Garcinia hombroniana Pierre, known as manggis hutan in Malaysia is a rich source of xanthones and benzophenones. This study was aimed to isolate and characterize potential cholinesterase inhibitors from the extracts of G. hombroniana bark and investigate their interactions
A A Bobko et al.
Free radical research, 49(8), 919-926 (2015-03-20)
Nitronyl nitroxides (NNs) are the paramagnetic probes that are capable of scavenging physiologically relevant reactive oxygen (ROS) and nitrogen (RNS) species, namely superoxide, nitric oxide (NO), and nitroxyl (HNO). NNs are increasingly considered as potent antioxidants and potential therapeutic agents.
Kok-Fui Liew et al.
European journal of medicinal chemistry, 94, 195-210 (2015-03-15)
A series of novel aurones bearing amine and carbamate functionalities at various positions (rings A and/or B) of the scaffold was synthesized and evaluated for their acetylcholinesterase and butyrylcholinesterase inhibitory activities. Structure-activity relationship study disclosed several potent submicromolar acetylcholinesterase inhibitors
Xinyi Chia et al.
ACS nano, 9(5), 5164-5179 (2015-04-22)
Layered transition metal dichalcogenides (TMDs) have been the center of attention in the scientific community due to their properties that can be tapped on for applications in electrochemistry and hydrogen evolution reaction (HER) catalysis. We report on the effect of
Berenice Fernández-Rojas et al.
Molecular and cellular biochemistry, 406(1-2), 183-197 (2015-05-15)
The potential of C-phycocyanin (C-PC) to prevent cisplatin (CP)-induced kidney mitochondrial dysfunction was determined in CD-1 male mice. The CP-induced mitochondrial dysfunction was characterized by ultrastructural abnormalities and by decrease in the following parameters in isolated kidney mitochondria: adenosine diphosphate
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
Smita Joel et al.
ACS chemical biology, 9(7), 1595-1602 (2014-05-21)
Advancements in biotechnology have allowed for the preparation of designer proteins with a wide spectrum of unprecedented chemical and physical properties. A variety of chemical and genetic methods can be employed to tailor the protein's properties, including its stability and
Ying Hou et al.
Biotechnology progress, 31(4), 974-982 (2015-05-29)
Protein A chromatography is widely employed for the capture and purification of monoclonal antibodies (mAbs). Because of the high cost of protein A resins, there is a significant economic driving force to seek new downstream processing strategies. Membrane chromatography has
Mehmet Akyüz et al.
Journal of pharmaceutical and biomedical analysis, 117, 26-36 (2015-09-08)
A chemometrically optimized isolation procedure combined with gas chromatography-mass spectrometry detection technique has been proposed for quantitative determination of trace levels of nitrosamines in gastric juice samples of patients with the gastrointestinal tract problems. The extraction conditions of each nitrosamine
Van T Luu et al.
Bio-protocol, 10(17), e3739-e3739 (2021-03-05)
Genetic transformation is crucial for both investigating gene functions and for engineering of crops to introduce new traits. Rice (Oryza sativa L.) is an important model in plant research, since it is the staple food for more than half of
Chieh-Jui Tsou et al.
Nanoscale, 7(9), 4217-4225 (2015-02-13)
Continuous and simultaneous 3D single-particle movement and local pH detection in HeLa cells were demonstrated for the first time by combining fluorescent mesoporous silica nanoparticles (FMSNs) and a single-particle tracking (SPT) technique with a precision of ∼10 nm. FMSNs, synthesized
Jinzhi Li et al.
Cell reports, 32(11), 108138-108138 (2020-09-17)
The patterns of neuronal connectivity underlying multisensory integration, a fundamental property of many brains, remain poorly characterized. The Drosophila melanogaster mushroom body-an associative center-is an ideal system to investigate how different sensory channels converge in higher order brain centers. The
Miaomiao Jiang et al.
BMC complementary and alternative medicine, 14, 350-350 (2014-09-25)
Metabonomics is a useful tool for studying mechanisms of drug treatment using systematic metabolite profiles. Ginsenosides Rg1 and Rb1, ophiopogonin D, and schizandrin are the main bioactive components of a traditional Chinese formula (Sheng-Mai San) widely used for the treatment
Edina Lump et al.
eLife, 4 (2015-08-19)
Semen is the main vector for HIV transmission and contains amyloid fibrils that enhance viral infection. Available microbicides that target viral components have proven largely ineffective in preventing sexual virus transmission. In this study, we establish that CLR01, a 'molecular
Athiporn Doomkaew et al.
Journal of pharmaceutical and biomedical analysis, 102, 119-128 (2014-09-27)
A stability indicating-micellar electrokinetic chromatography method was developed and validated for the determination of gliclazide (GCZ) and its specified impurities, gliclazide impurities B (GZB) and F (GZF) in bulk and tablets. The analytes were well separated (Rs>2.1) in 5 min
Xu Wang et al.
The Analyst, 140(5), 1453-1458 (2015-01-21)
A simple, sensitive and cost-effective method for the analysis of the mycotoxin aflatoxin B1 (AFB1) has been established based on controlled growth of immunogold. AFB1-BSA conjugate modified magnetic beads were employed as capture probe and anti-AFB1 antibody-coated gold colloids were
R Kanďár et al.
Andrologia, 46(10), 1079-1088 (2013-10-16)
A method is described here for the determination of total glutathione (TGSH) and glutathione disulphide (GSSG) in the seminal plasma of the male partners of couples requesting a fertility evaluation. A suitable sample preparation procedure prior to high-performance liquid chromatography
Ana Oliveira et al.
Life sciences, 109(2), 104-110 (2014-06-27)
Morphine is extensively metabolized to neurotoxic morphine-3-glucuronide (M3G) and opioid agonist morphine-6-glucuronide (M6G). Due to these different roles, interindividual variability and co-administration of drugs that interfere with metabolism may affect analgesia. The aim of the study was to investigate the
Jacqueline Ramírez et al.
Drug metabolism and disposition: the biological fate of chemicals, 43(7), 928-935 (2015-04-15)
OTS167 is a potent maternal embryonic leucine zipper kinase inhibitor undergoing clinical testing as antineoplastic agent. We aimed to identify the UDP-glucuronosyltransferases (UGTs) involved in OTS167 metabolism, study the relationship between UGT genetic polymorphisms and hepatic OTS167 glucuronidation, and investigate
Tarek A Ahmed et al.
AAPS PharmSciTech, 15(3), 772-780 (2014-03-22)
The objective of this study was to investigate the sustained release of a hydrophilic drug, montelukast (MK), from two biodegradable polymeric drug delivery systems, in situ implant (ISI) and in situ microparticles (ISM). N-Methyl pyrrolidone (NMP), dimethyl sulfoxide (DMSO), triacetin
Yi-Hui Lin et al.
Journal of analytical methods in chemistry, 2015, 869719-869719 (2015-06-24)
Nicotine is a potent chemical that excites the central nervous system and refreshes people. It is also physically addictive and causes dependence. To reduce the harm of tobacco products for smokers, a law was introduced that requires tobacco product containers
Miina Ruokolainen et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 65, 45-55 (2014-09-16)
The aim of this study was to investigate the feasibility of titanium dioxide (TiO2) photocatalysis for oxidation of anabolic steroids and for imitation of their phase I metabolism. The photocatalytic reaction products of five anabolic steroids were compared to their
Elias Assaad et al.
Carbohydrate polymers, 130, 87-96 (2015-06-17)
The use of injectable hydrogels is presently limited by the difficulty to achieve rapid gelation, high mechanical resistance and excellent cytocompatibility. In our study, high-strength injectable thermosensitive hydrogels of unmodified chitosan (CH) were obtained by combining sodium hydrogen carbonate (SHC)
Zhengming Gu et al.
Archives of pathology & laboratory medicine, 138(11), 1474-1480 (2014-10-31)
Invasive fungal infections are an important cause of morbidity and mortality among immunocompromised patients. To design and evaluate a multiplexed assay aimed at quantitative detection and differentiation of the 5 molds that are most commonly responsible for pulmonary infections. Using
G Astrid Garzón et al.
Journal of agricultural and food chemistry, 63(6), 1803-1811 (2015-02-11)
The contents and profile of polyphenols were analyzed in edible petals of nasturtium flowers (Tropaeolum majus) of three colors, and their oxygen radical absorbance capacities (ORAC) were compared. Three primary anthocyanins (ACNs) and 15 non-ACN phenolic compounds including hydroxycinammic acids
M Giorgi et al.
Journal of veterinary pharmacology and therapeutics, 38(5), 488-496 (2015-01-28)
In reptiles, administration of opioid drugs has yielded unexpected results with respect to analgesia. The aims of this study were to assess the pharmacokinetic/pharmacodynamic (PK/PD) properties of tramadol and its active metabolite M1 and to evaluate the effect of the
Żaneta Rembisz et al.
Journal of chromatography. A, 1407, 184-192 (2015-07-15)
A high-performance liquid chromatography method based on pre-column derivatization with the pyrylium salts (4-[p-(N,N-dimethylamino)phenyl]-2,6-diphenylpyrylium perchlorate (LN1) and 2,4,6-triphenylpyrylium tetrafluoroborate (L1)) has been developed for the determination of sulfide. After the reaction of sulfide ions with LN1 or L1 aiming at
Yiran Xia et al.
Pharmaceutical development and technology, 20(3), 375-379 (2014-02-04)
The aim of this research was to develop and assess a new dissolution apparatus for orodispersible films (ODFs). The new apparatus was based on a flow-through cell design which requires only a limited amount of dissolution medium and can automatically
Y El Bouabi et al.
Materials science & engineering. C, Materials for biological applications, 58, 70-77 (2015-10-20)
A novel analytical approach has been developed and evaluated for the quantitative analysis of paracetamol (PCT). The anodic peak currents of paracetamol on the CS-CPE were about 200 fold higher than that of the unmodified electrodes. The influence of various
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