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Wang Zhen-Bin ZB School of Food & Biological Engineering, Jiangsu University, Zhenjiang 212013, China; Physical Processing of Agricultural Products Key Lab of Jiangsu Province, Zhenjiang 212013, Jiangsu, - - 2014
Three partially purified polysaccharides were extracted from Phellinus linteus mycelia using hot water, 1% (NH4)2C2O4, and 1.25M NaOH/0.05% NaBH4, and the extracts were named PL-W, PL-A, and, PL-N respectively. PL-N mainly comprised xylose and arabinose with a high molecular weight (Mw) and the highest carbohydrate and uronic acid contents. PL-W ...
Belge Burcu - - 2014
Although postharvest quality of fruit produce is greatly impacted by cuticle composition, structure and properties, very few published studies have analyzed fruit cuticle composition from a postharvest perspective. In this work, the chemical composition of waxes and cutin, major cuticular components, was analyzed in fruit cuticle samples isolated from a ...
Ray G Joseph GJ Baxter Healthcare Corporation , Round Lake, 60073, Illinois, United - - 2014
Polysialic acid (PSA) is a high molecular weight glycan composed of repeat units of α(2→8) linked 5-N-acetyl-neuraminic acid. Mild periodate oxidation of PSA selectively targets the end sialic acid ring containing three adjacent alcohols generating a putative aldehyde, which can be used for terminal attachment of PSA to therapeutic proteins. ...
Abdallah Dina D Université de Lyon, Lyon, F-69361, France Université Lyon 1, Villeurbanne, F-69622, France INSA-Lyon, Villeurbanne, F-69622, France CPE Lyon, Villeurbanne, F-69616, France ICBMS CNRS UMR 5246, Villeurbanne, F-69622, France; Genomic and Health laboratory/PRASE-EDST Campus Rafic Hariri-Hadath-Beirut-Liban, Faculty of Sciences, Lebanese university, Beirut 999095, - - 2014
Hypertrophic chondrocytes participate in matrix mineralization by releasing Matrix Vesicles (MVs). These MVs, by accumulating Ca(2+) and phosphate initiate the formation of hydroxyapatite. To determine the types of lipids essential for mineralization, we analyzed Fatty Acids (FAs) in MVs, microvilli and in membrane fractions of chondrocytes isolated from femurs of ...
Akhlaghi A A Department of Animal Science, College of Agriculture, Shiraz University, 71441-65186 Shiraz, Iran. Electronic address: - - 2014
Avian spermatozoa are characteristically high in polyunsaturated fatty acids which predispose them to lipoperoxidation, thereby diminishing their fertility. As a by-product, well-known for antioxidative properties, dried apple pomace (AP) was fed to aging Ross 308 breeder roosters (n=80) at the dietary inclusion levels of 0 (AP0), 10 (AP10), 20 (AP20), ...
Josephson Daniel C DC Department of Natural Resources, Cornell University, Ithaca, NY, 14853-3001, USA, - - 2014
Honnedaga Lake in the Adirondack region of New York has sustained a heritage brook trout population despite decades of atmospheric acid deposition. Detrimental impacts from acid deposition were observed from 1920 to 1960 with the sequential loss of acid-sensitive fishes, leaving only brook trout extant in the lake. Open-lake trap ...
D'aes Jolien J Laboratory of Phytopathology, Faculty of Bioscience Engineering, Ghent University, Coupure Links 653, B-9000 Gent, - - 2014
Pseudomonas CMR12a is a biocontrol strain that produces phenazine antibiotics and as yet uncharacterized cyclic lipopeptides (CLPs). The CLPs of CMR12a were studied by chemical structure analysis and in silico analysis of the gene clusters encoding the nonribosomal peptide synthetases responsible for CLP biosynthesis. CMR12a produces two different classes of ...
Li Si S Shanghai Key Laboratory of Functional Materials Chemistry, School of Chemistry and Molecular Engineering, East China University of Science and Technology, Shanghai 200237, PR - - 2014
A homogeneous glycopeptide with a molecular weight of 1.61×10(5)Da, termed as MT2-A, was isolated from crude mannatide by DEAE-52 cellulose column and Sephacryl S-300 gel column. The polysaccharide moiety of MT2-A was mainly composed of mannose and trace amount of glucose. Besides, MT2-A contained 16 kinds of amino acids and ...
Purba Endang R ER Research Center for Environmental Bioscience and Department of Bioscience, School of Science and Technology, Kwansei Gakuin University, Sanda, - - 2014
Soluble epoxide hydrolase (sEH) contributes to cell growth, but the contribution of sEH to embryonic development is not well understood. In this study, Xenopus sEH cDNA was isolated from embryos of Xenopus laevis. The Xenopus sEH was expressed in E.coli and was purified. The epoxide hydrolase and phosphatase activities of ...
Milella Luigi L Dipartimento di Scienze, Università degli Studi della Basilicata, Viale dell'Ateneo Lucano 10, 85100 Potenza, - - 2014
The aim of this study was to investigate the secondary metabolites content of Scorzonera papposa DC., an edible plant eaten in the desert region of Jordan and to assess its antioxidant and free radical-scavenging activity. By using this bioassay-oriented approach nine compounds, including the new natural compounds (6-trans-p-coumaroyl)-3-O-β-d-glucopyranosyl-2-deoxy-d-riburonic acid (1), ...
Fonseca Raquel Gomes RG Departamento de Bioquímica e Imunologia, Faculdade de Medicina de Ribeirão Preto, Universidade de São Paulo, Avenida Bandeirantes, 3900, 14049-900 Ribeirão Preto, SP, - - 2014
Phytases catalyze the cleavage of phosphate groups from phytic acid. Here, we have studied the effects of glycosylation on the properties of Aspergillus japonicus C03 phytase expressed in Pichia pastoris. The enzyme ORF of 1338 nucleotides was cloned from genomic DNA, and encoded a secreted mature protein of 446 amino ...
Hultberg Malin M Department of Biosystems and Technology, Swedish University of Agricultural Sciences, Alnarp, Sweden. Electronic address: - - 2014
In this study, the green microalga Chlorella vulgaris was exposed to monochromatic light at six different wavelengths in order to study the effect on biomass productivity and fatty acid content. A significantly higher amount of biomass by produced in the treatments with yellow, red and white light compared with blue, ...
Kang Sunyoung S Department of Chemistry, College of Natural Sciences, Seoul National University, Gwanak-ro 1, Gwanak-gu, Seoul 151-747, Republic of - - 2014
We synthesized five maleic acid amide derivatives (maleic, citraconic, cis-aconitic, 2-(2'-carboxyethyl) maleic, 1-methyl-2-(2'-carboxyethyl) maleic acid amide), and compared their degradability for the future development of pH-sensitive biomaterials with tailored kinetics of the release of drugs, the change of charge density, and the degradation of scaffolds. The degradation kinetics was highly ...
Rodda Luke N LN Department of Forensic Medicine, Monash University, Southbank, Victoria, Australia; Victorian Institute of Forensic Medicine, Southbank, Victoria, - - 2014
The long-term stability of the iso-α-acids, and three structurally similar but chemically altered iso-α-acids (known as 'reduced iso-α-acids' and consisting of the rho-, tetrahydro- and hexahydro-iso-α-acid groups) were investigated in whole blood. Pools of blank blood spiked with the four beer-specific ingredient congener groups at two different concentration levels were ...
Mahanandia Pitamber P Department of Physics, National Institute of Technology, Rourkela-560012, India. - - 2014
We demonstrate an electrochemical technique for the large scale synthesis of high quality few layer graphene sheets (FLGS) directly from graphite using oxalic acid (a weak acid) as the electrolyte. One of the interesting observations is that the FLGS are stable at least up to 800 °C and hence have ...
Dourado Erico R ER Instituto Federal de Educação, Ciência e Tecnologia, IFRJ, Lúcio Tavares, Rio de Janeiro, - - 2014
Samples of unmodified and modified asphalt binders containing 1% polyphosphoric acid were studied. Fourier-transform infrared spectroscopy was used to evaluate the structural indices of the functional groups present in the samples and the results indicated there was a strong interaction between the polyphosphoric acid and oxygenated species. Contact angle measurements ...
Zhang Xiaofei X Département de Chimie Moléculaire (SERCO) UMR 5250, ICMG FR-2607, CNRS-Université Joseph Fourier , BP 53, 38041 Grenoble Cedex 09, - - 2014
Original acyclic (E)-α,α-dialkylketonitrones bearing a chiral auxiliary on their nitrogen atom were synthesized and successfully employed for the asymmetric synthesis of α,α-disubstituted amino acids using regio- and stereocontrolled 1,3-dipolar cycloaddition reactions with vinyl ethers. N-Glycosyl chiral auxiliaries were found to provide excellent exo- and π-facial stereocontrol. The obtained enantiopure cycloadducts ...
Gil Barbara B Faculty of Chemistry, Jagiellonian University in Kraków, Poland. - - 2014
The unilamellar form of zeolite MWW, MCM-56, which is obtained by direct hydrothermal synthesis has been studied with regard to acidity and porosity in its original and post-synthesis modified pillared and delaminated forms. The acidity measured by FTIR was found to be only slightly lower than the highly active 3-D ...
Lee Woohyung W Department of Chemistry, Yonsei University, Seoul 120-749, Republic of - - 2014
αβα-Tripeptide that contains a cyclic β-amino acid with an eight-membered ring, a cis-2-aminocyclooct-5-enecarboxylic acid (cis-ACOE) or a cis-2-aminocyclooctanecarboxylic acid (cis-ACOC) displayed an 11/9-helical turn in the crystal state. The related α/β-peptide oligomers were shown to adopt 11/9-helical conformations in solution.
Porcelli Vito V University of Bari, - - 2014
The human genome contains 53 members of the solute carrier family 25 (SLC25), also called the mitochondrial carrier family, most of which have been shown to transport carboxylates, amino acids, nucleotides and cofactors across the inner mitochondrial membrane, thereby connecting cytosolic and matrix functions. In this work a member of ...
Niu Panqing P State Key Laboratory of Food Science and Technology, Jiangnan University, 1800 Lihu Road, Wuxi, Jiangsu 214122, China; The Key Laboratory of Industrial Biotechnology, Ministry of Education, Jiangnan University, 1800 Lihu Road, Wuxi, Jiangsu 214122, China; Laboratory of Food Microbial-Manufacturing Engineering, Jiangnan University, 1800 Lihu Road, Wuxi, Jiangsu 214122, - - 2014
In this study, a novel strategy for α-ketoglutaric acid (α-KG) production from L-glutamic acid using recombinant L-glutamate oxidase (LGOX) was developed. First, by analyzing the molecular structure characteristics of L-glutamic acid and α-KG, LGOX was found to be the best catalyst for oxidizing the amino group of L-glutamic acid to ...
Zhou Xiang X Institute of Modern Physics, Chinese Academy of Sciences, 509 Nanchang Rd., Lanzhou, Gansu 730000, PR China. Electronic address: - - 2014
Clostridium tyrobutyricum is well documented as a fermentation strain for the production of butyric acid. In this work, using high-energy carbon heavy ion irradiated C. tyrobutyricum, then butyric acid fermentation using glucose or alkali and acid pretreatments of Eucommia ulmoides Oliv. as a carbon source was carried out. Initially, the ...
Yang Huaiyu H Institute of Crop Science, Nutritional Crop Physiology, University of Hohenheim, Fruwirthstr. 20, 70593 Stuttgart, Germany; Center for Molecular Biology of Plants (ZMBP), Microscopy Unit, University of Tübingen, Auf der Morgenstelle 5, 72076 Tübingen, - - 2014
The plant vacuole constitutes a large transient storage compartment for nutrients, proteins and metabolites, and is a major cellular sink for toxic waste compounds. Amino acids can cross the vacuolar membrane via specific transport proteins, which are molecularly not well characterized. Two members of a small subfamily of the cationic ...
Pérez-Jiménez Margarita M Departamento de Hortofruticultura, Instituto Murciano de Investigación y Desarrollo Agrario y Alimentario (IMIDA), C/ Mayor s/n, 30150 La Alberca, Murcia, Spain. Electronic address: - - 2014
The relationship between endogenous hormones content and the induction of somatic peach plant was studied. To induce multiple shoots from callus derived from the base of stem explants of the scion cultivars 'UFO-3', 'Flariba' and 'Alice Bigi', and the peach×almond rootstocks 'Garnem' and 'GF677', propagated plants were cultured on Murashige ...
Cateni F F Department of Chemical and Pharmaceutical Sciences, University of Trieste, P.zle Europa 1, 34127 Trieste, Italy. Electronic address: - - 2014
The methanolic extract of the plant Euphorbia helioscopia L. exhibited an interesting free-radical scavenging activity. From the aerial parts of Euphorbia helioscopia L. (Euphorbiaceae), a complex mixture of seven cerebrosides together with glucoclionasterol, a digalactosyldiacylglycerol and a diacylmonogalactosylglycerol were identified. The structures of the cerebrosides were characterized as 1-O-β-D-glucosides of ...
Pemmaraju Bhanu B Department of Biomedical and Pharmaceutical Sciences, College of Pharmacy, University of Rhode Island, Kingston, RI 02881, United - - 2014
A number of 5'-O-dicarboxylic fatty acyl monoester derivatives of 3'-azido-3'-deoxythymidine (zidovudine, AZT), 2',3'-didehydro-2',3'-dideoxythymidine (stavudine, d4T), and 3'-fluoro-3'-deoxythymidine (alovudine, FLT) were synthesized to improve the lipophilicity and potentially the cellular delivery of parent polar 2', 3'-dideoxynucleoside (ddN) analogues. The compounds were evaluated for their anti-HIV activity. Three different fatty acids with ...
Skrzypczak-Pietraszek Ewa E Chair and Department of Pharmaceutical Botany, Collegium Medicum, Jagiellonian University, Kraków, - - 2014
Phenolic acids are an important group of plant secondary metabolites with various, valuable therapeutic properties. Apart from plants growing in the open air, tissue cultures can be an alternative source of the secondary metabolites. The yield of their accumulation in in vitro cultures can be increased by different methods, including ...
Silva Mónica M Departamento de Química, Universidade de Coimbra, Rua Larga, 3004-535 Coimbra, Portugal. mcalvete@qui.uc.pt - - 2014
The rationalisation of the influence of acidity and pore size of several solid oxides so that they selectively act as supports for preparation of encapsulated porphyrin hybrid materials or as catalysts for synthesis of porphyrins in solution is discussed. Encapsulated porphyrin yields are dependent on both the acidity and the ...
Liu Qing-Ai - - 2014
   Three new 14-membered resorcylic acid lactones, cochliomycins D-F, 1-3, and eight known analogues, 4-11, were isolated from the sea anemone-derived fungus Cochliobolus lunatus. Compounds 1-4 are diastereomers differing from each other by the absolute configurations of the 4',5'-diol chiral centers. The absolute configurations of 1-4 were established by the CD ...
Song Jianjun J Hebei Key Laboratory of Applied Chemistry, College of Environmental and Chemical Engineering, Yanshan University, Qinhuangdao 066004, - - 2014
Monodispersed LiFePO4 nanocrystals with diverse morphologies were successfully synthesized via a mild and controllable solvothermal approach with a mixture of ethylene glycol and oleic acid as the solvent. Morphology evolution of LiFePO4 nanoparticles from nanoplates to nanorods can be simply realized by varying the volume ratio of oleic acid to ...
Ahmed Suha O SO Department of Food Chemistry, Food Research Center, Ministry of Science and Communication, Khartoum North, P.O. Box 213, Shambat, - - 2014
A pot experiment was carried out to investigate the effect of different levels of micronutrients (0, 2, 4, and 8g/5kg soil) and a fixed amount (6g/5kg soil) of macronutrients fertilizer on the antinutrients content, protein content and digestibility, total and extractable macro- and micro-elements, amino acid content and score of ...
Ti Huihui H Sericultural and Agri-Food Research Institute, Guangdong Academy of Agricultural Sciences, Guangzhou 510610, PR - - 2014
This study quantified free and bound phytochemicals and their antioxidant activity in the endosperm and bran/embryo of different indica rice varieties. Phytochemicals mainly existed as free form in the bran/embryo and as both free and bound forms in the endosperm. The average values of total phenolic content, flavonoid content, FRAP, ...
Bosle Janine M JM Institute of Inorganic and Analytical Chemistry, Johannes Gutenberg-University of Mainz, Duesbergweg 10-14, 55128, Mainz, - - 2014
This study presents a novel method for the analysis of low molecular weight (LMW) fatty acids in cave drip water and speleothems. The method development included optimization of sample preparation procedures, e.g., blank reduction, solid phase extraction, concentration of extracts as well as liquid chromatography coupled to electrospray ion-trap mass ...
Jô L F LF Université des Antilles et de la Guyane, Schoelcher, Martinique, France, - - 2014
The recycling of nitric acid and copper nitrate contained in an industrial effluent was studied. The experiments conducted on such a medium showed that the presence of copper nitrate significantly improves nitric acid-water separation during distillation in an azeotropic medium. At the temperature of the azeotrope, however, this metal salt ...
Phansopa Chatchawal C *School of Clinical Dentistry, University of Sheffield, Sheffield S10 2TA, - - 2014
Many human-dwelling bacteria acquire sialic acid for growth or surface display. We identified previously a sialic acid utilization operon in Tannerella forsythia that includes a novel outer membrane sialic acid-transport system (NanOU), where NanO (neuraminate outer membrane permease) is a putative TonB-dependent receptor and NanU (extracellular neuraminate uptake protein) is ...
Freeman Fillmore F Department of Chemistry, University of California Irvine, Irvine, CA 92697, USA. - - 2014
The density functionals B3LYP, B3PW91, M062X, and CAM-B3LYP with the 6-311+G(d,p) basis set predict the cysteine sulfenic acid O-sulfenylation of the s-cis-ketoenol tautomer of 1,3-cyclohexanedione proceeds through a cyclic 14-membered transition state structure containing three water molecules.
Li Xiukai X Institute of Bioengineering and Nanotechnology, 31 Biopolis Way, The Nanos, Singapore 138669 - - 2014
The production of bulk chemicals and fuels from renewable bio-based feedstocks is of significant importance for the sustainability of human society. Adipic acid, as one of the most-demanded drop-in chemicals from a bioresource, is used primarily for the large-volume production of nylon-6,6 polyamide. It is highly desirable to develop sustainable ...
Wang Lingtao L Key Laboratory for Green Chemical Technology of Ministry of Education, Research and Development Center for Petrochemical Technology, Tianjin University, Tianjin 300072, - - 2014
A novel carbon-based solid acid catalyst was prepared by the sulfonation of incompletely carbonized cassava stillage residue (CSR) with concentrated sulfuric acid, and employed to catalyze the esterification of methanol and free fatty acids (FFAs) in waste cooking oil (WCO). The effects of the carbonization and the sulfonation temperatures on ...
Magyar Ildikó I Department of Oenology, Institute of Viticulture and Oenology, Corvinus University of Budapest, Ménesi út 45, Budapest H 1118, Hungary. Electronic address: - - 2014
Organic acid production under oxygen-limited conditions has been thoroughly studied in the Saccharomyces species, but practically never investigated in Candida zemplinina, which seems to be an acidogenic species under oxidative laboratory conditions. In this study, several strains of C. zemplinina were tested for organic acid metabolism, in comparison with Saccharomyces ...
Favre Guzmán G Facultad de Agronomía, Universidad de la República, Avda. Garzón 780, C.P. 12900, Montevideo, Uruguay. Electronic address: - - 2014
Low molecular weight phenols of Tannat red wines produced by Traditional Maceration (TM), Prefermentative Cold Maceration (PCM), Maceration Enzyme (ENZ) and grape-Seed Tannins additions (ST), were performed and discussed. Alternatives to TM increased wine phenolic contents but unequally, ST increased mainly smaller flavans-3-ol, PCM anthocyanins and ENZ proanthocyanidins (up to ...
Simon Paul P Max Planck Institute for Chemical Physics of Solids, Nöthnitzer Straße 40, 01187, Dresden, - - 2014
Make it connected! 2D close-packed layers of inorganic nanoparticles are interconnected by organic fibrils of oleic acid as clearly visualized by electron holography. These fibrils can be mineralised by PbS to transform an organic-inorganic framework to a completely interconnected inorganic semiconducting 2D array.
Liu Chunying C Key Laboratory for Molecular Enzymology and Engineering of the Ministry of Education, College of Life Science, Jilin University, Changchun, 130012, People's Republic of - - 2014
Przewalskinic acid A is a rare, water-soluble, and highly biologically active ingredient found, thus far, only in the Salvia przewalskii Maxim herb; however, the content in S. przewalskii herb is very low. In order to obtain useful quantities of przewalskinic acid A, the biotransformatin of salvianolic acid B from Salvia ...
Kegler Carsten C Merck Stiftungsprofessur für Molekulare Biotechnologie, Fachbereich Biowissenschaften, Goethe Universität Frankfurt, Max-von-Laue-Strasse 9, 60438 Frankfurt am Main - - 2014
An E. coli strain with deletions in five transaminases (ΔaspC ΔilvE ΔtyrB ΔavtA ΔybfQ) was constructed to be unable to degrade several amino acids. This strain was used as an expression host for the analysis of the amino acid configuration of nonribosomally synthesized peptides, including the novel peptide "xenotetrapeptide" from ...
Bertin Delphine D IRSTEA, UR MALY, 5 rue de la Doua, CS 70077, F-69626 Villeurbanne, France. Electronic address: - - 2014
Midge larvae (Chironomus riparius) were exposed to sediments from a deposition sampled at a site along the Rhône River (France) downstream of an industrial site releasing various perfluorinated chemicals. This sediment is characterized by high concentrations of perfluoroundecanoic acid (PFUnA) and perfluorotridecanoic acid (PFTrDA) and a low perfluorooctane sulfonate (PFOS) ...
Vilanova L L IRTA, XaRTA-Postharvest, Rovira Roure 191, 25198 Lleida, Catalonia, - - 2014
New information about virulence mechanisms of Penicillium digitatum and Penicillium expansum could be an important avenue to control fungal diseases. In this study, the ability of P. digitatum and P. expansum to enhance their virulence by locally modulating the pH of oranges and apples was evaluated. For each host, pH ...
Sarcevica Inese I Latvian Institute of Organic Synthesis, Aizkraukles Street 21, Riga, - - 2014
A new polymorph of the cinnamic acid-isoniazid cocrystal has been prepared by slow evaporation, namely cinnamic acid-pyridine-4-carbohydrazide (1/1), C9H8O2·C6H7N3O. The crystal structure is characterized by a hydrogen-bonded tetrameric arrangement of two molecules of isoniazid and two of cinnamic acid. Possible modification of the hydrogen bonding was investigated by changing the ...
Brown James R D JR Manchester Institute of Biotechnology (MIB) and School of Chemistry, University of Manchester, 131 Princess St., Manchester M1 7DN, UK. - - 2014
Wulff-type boronic acids have been shown to act as ionophores at pH 8.2 by transporting Na(+) through phospholipid bilayers. A cholate-boronic acid conjugate was synthesised and shown to be an ionophore, although the hydroxyl-lined face of the cholate moiety did not enhance ion transport. Mechanistic studies suggested a carrier mechanism ...
Ye Mengqi M College of Food Science and Engineering, Northwest A&F University, Yangling, Shaanxi, China, - - 2014
Polyphenols and organic acids were the important constitutes in the cider because they greatly contribute to organoleptic quality. The determination of their changes is important for monitoring the fermentation process for purposes of quality control. In this study, evolution of polyphenols and organic acids was monitored throughout the cider fermentation ...
Ato Makoto M Department of Biotechnology, Graduate School of Agriculture and Life Sciences, The University of Graduate School of Tokyo, Yayoi 1-1-1, Bunkyo-ku, Tokyo 113-8657, - - 2014
In anaerobic condition, amino acids are oxidatively deaminated, and decarboxylated, resulting in the production of volatile fatty acids. In this process, excess electrons are produced and their consumption is necessary for the accomplishment of amino acid degradation. In this study, we anaerobically constructed leucine-degrading enrichment cultures from three different environmental ...
Nawrocki Grzegorz G Institute of Physics, Polish Academy of Sciences, Al. Lotników 32/46, 02-668 Warsaw, - - 2014
The growing usage of nanoparticles of zinc sulfide as quantum dots and biosensors calls for a theoretical assessment of interactions of ZnS with biomolecules. We employ the molecular-dynamics-based umbrella sampling method to determine potentials of mean force for 20 single amino acids near the ZnS (110) surface in aqueous solutions. ...
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