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Cañas Pedro Miguel Izquierdo PM 1Instituto de la Vid y el Vino de Castilla-La Mancha, Tomelloso (Ciudad Real), - - 2014
A study has been carried out in order to determine the effect of the lactic acid bacteria inoculation time on the kinetic of vinification and on chemical and sensory characteristics of Cabernet Franc wines. Traditional vinifications, with lactic acid bacteria inoculated after completion of alcoholic fermentation were compared with vinifications ...
Furmanek Tomasz T Institute of Biology and Environmental Protection, Pomeranian University in Słupsk, Arciszewskiego 22b, 76-200, Słupsk, - - 2014
The triacylglycerol of Crambe abyssinica seeds consist of 95 % very long chain (>18 carbon) fatty acids (86 % erucic acid; 22:1(∆13)) in the sn-1 and sn-3 positions. This would suggest that C. abyssinica triacylglycerols are not formed by the action of the phospholipid:diacylglycerol acyltransferase (PDAT), but are rather the results of ...
Zheng Yanlin Y No.189 Songling - - 2014
Since CO2 concentrations in industrial fuel gases are usually 10%-20%, one of the prerequisites for efficient CO2 removal by algae is the level of tolerance of microalgal species to exposure to high concentrations of CO2. A newly isolated microalgal strain, Chlorella sp. MRA-1, could retain growth with high concentrations of ...
Possebom Gessica G Department of Food Engineering, URI Erechim, Av. Sete de Setembro, 1621, Erechim, 99700-000, RS, - - 2014
This study investigated the performance of a membrane reactor for esterification of oleic acid and butyric acid with ethanol by Penicillium crustosum lipase. The membrane reactor system was operated with polyethersulfone membranes with molecular weight cut-off of 30, 60 and 100 kDa, operating up to 200 kPa. The confinement of ...
Biresaw Girma G Bio-Oils Research Unit and ‡Renewable Product Technology Research Unit, National Center for Agricultural Utilization Research, Agricultural Research Service, U.S. Department of Agriculture, 1815 North University Street, Peoria, Illinois 61604, United - - 2014
Lipoyl glycerides were synthesized by enzymatic transesterification of lipoic acid with high-oleic sunflower oil in 2-methyl-2-butanol solvent. The synthesis gave a crude product mixture comprising unreacted lipoic acid, free fatty acids, and several lipoyl glyceride structures of varying lipoic acid substitution. A more purified product mixture, devoid of unreacted lipoic ...
Hyun Jo Yi JY Department of Environmental Engineering, INHA University, Incheon, Republic of - - 2014
Search for efficient low-cost substrate/additives are gaining significant impetus in bacterial cellulose (BC) production. Makgeolli sludge (a traditional Korean wine distillery waste) is enriched with organic acid, alcohol, and sugar. Using makgeolli sludge filtrate (MSF) and Hestrin-Schramm (HS) medium (g/l of distilled water: glucose, 10.0; peptone, 5.0; yeast extract, 5.0; ...
Klimek-Ochab Magdalena M Department of Bioorganic Chemistry, Faculty of Chemistry, Wroclaw University of Technology, Wybrzeże Wyspiańskiego 27, Wrocław, 50-370, Poland, - - 2014
A psychrophilic fungal strain of Geomyces pannorum P15 was screened for its ability to utilize a range of synthetic and natural organophosphonate compounds as the sole source of phosphorus, nitrogen, or carbon. Only phosphonoacetic acid served as a phosphorus source for microbial growth in phosphate-independent manner. Substrate metabolism did not ...
Liu Nan N State Key Laboratory of Bioreactor Engineering, East China University of Science and Technology, Shanghai 200237, China; College of Food Science and Engineering, Ocean University of China, Qingdao 266003, - - 2014
AgWH50A, a novel β-agarase, was cloned from Agarivorans gilvus WH0801 by degenerate and nested PCR. It consists of 942 amino acids (105kDa), including a 21-amino acid signal peptide. AgWH50A shares the highest amino acid sequence homology with AgaD02 from Agarivorans sp. QM38 (53%). The recombinant agarase gene was expressed in ...
Ai Binling B No. 73 Huanghe Road, Harbin, - - 2014
This study describes an alternative mixed culture fermentation technology to anaerobically convert lignocellulosic biomass into butyric acid, a valuable product with wide application, without supplementary cellulolytic enzymes. Rice straw was soaked in 1% NaOH solution to increase digestibility. Among the tested pretreatment conditions, soaking rice straw at 50°C for 72 ...
Lian Lushi - - 2014
Cyanogen chloride (CNCl) and trichloramine (NCl3) are important disinfection byproducts in chlorinated swimming pools. However, some unknowns exist regarding the precursors of their formation. In this study, uric acid is shown to be an efficient precursor to formation of CNCl and NCl3. The molar yields of CNCl and NCl3 were ...
Yu Allen Chi-Shing AC School of Life Sciences, The Chinese University of Hong Kong, Shatin, N.T., Hong Kong, - - 2014
The 20 canonical amino acids of the genetic code have been invariant over three billion years of biological evolution. Although various aminoacyl-tRNA synthetases can charge their cognate tRNAs with amino acid analogues, there has been no known displacement of any canonical amino acid from the code. Experimental departure from this ...
Davidi Lital L 1 Weizmann Institute of - - 2014
The halotolerant microalgae Dunaliella bardawil accumulates under nitrogen deprivation two types of lipid droplets: plastoglobuli rich in β-carotene (βC-plastoglobuli) and cytoplasmatic lipid droplets (CLD). We describe the isolation, composition and origin of these lipid droplets. Plastoglobuli contain β-carotene, phytoene and galactolipids, missing in CLD. The two preparations contain different lipid-associated ...
Dempsey Daniel R DR Department of Chemistry, University of South Florida, Tampa, Florida, - - 2014
Glycine N-acyltransferase (GLYAT) is a phase II metabolic detoxification enzyme for exogenous (xenobiotic) and endogenous carboxylic acids; consisting of fatty acids, benzoic acid, and salicylic acid. GLYAT catalyzes the formation of hippurate (N-benzoylglycine) from the corresponding glycine and benzoyl-CoA. Herein, we report the successful expression, purification, and characterization of recombinant ...
Ishida Shin-Ichiro SI Department of Chemistry, Graduate School of Science, Kyoto University, Sakyo-ku, Kyoto, 606-8502 - - 2014
Protonation of meso-aryl [28]hexaphyrins(1.1.1.1.1.1) triggered conformational changes. Whereas protonation with trifluoroacetic acid led to the formation of monoprotonated Möbius aromatic species, protonation with methanesulfonic acid led to the formation of diprotonated triangular antiaromatic species. A peripherally hexaphenylated [28]hexaphyrin was rationally designed and prepared to undergo diprotonation to favorably afford a ...
Taha Ameer Y AY Brain Physiology and Metabolism Section, Laboratory of Neuroscience, National Institute on Aging, National Institutes of Health, Bethesda, MD, USA. Electronic address: - - 2014
Dietary linoleic acid (LA, 18:2n-6) lowering in rats reduces n-6 polyunsaturated fatty acid (PUFA) plasma concentrations and increases n-3 PUFA (eicosapentaenoic (EPA) and docosahexaenoic acid (DHA)) concentrations. To evaluate the extent to which 12 weeks of dietary n-6 PUFA lowering, with or without increased dietary n-3 PUFAs, alters unesterified and ...
Romão B B BB School of Chemical Engineering, Federal University of Uberlandia, Avenida João Naves de Ávila 2121, 38408-144, Uberlandia, MG, Brazil, - - 2014
Nowadays, hydrogen produced globally has been synthesized from fossil fuel with limited source. Therefore, research has been developed in order to explore biological H2 production by dark fermentation. The purpose of this work was to evaluate the effect of initial pH and ferrous sulfate and ammonium sulfate concentrations on the ...
Kondaveeti Stalin S Marine Biotechnology and Ecology Discipline, CSIR-Central Salt & Marine Chemicals Research Institute, G. B. Marg, Bhavnagar 364002, Gujarat, - - 2014
A facile 6-aminoagarose (AA) mediated synthesis of new fluorogenic amides of agarose with nicotinic (AA-NA) and picolinic acids (AA-PA) employing carbodiimide chemistry have been described. 6-Amino agarose (AA) was synthesized in a facile Mitsunobu-inspired microwave mediated method involving the reaction of agarose with phthalimide in presence of diisopropyl azodicarboxylate and ...
Bonde Johan J Centre for Applied Life Sciences, Pure & Applied Biochemistry, Lund University, P.O. Box 124, 221 00, Lund, Sweden, - - 2014
Amelogenin, a matrix protein involved in biomineralization of enamel, can self-assemble to form nanospheres in a pH-dependent manner. Nucleic acids (single-stranded, double-stranded, and plasmid DNA, as well as RNA) could be co-precipitated with amelogenin, demonstrating a strong binding of nucleic acids to amelogenin. The amounts of co-precipitated nucleic acids were ...
Wang Bing B Key Laboratory of Green Chemistry and Technology (Ministry of Education), College of Chemistry, Sichuan University, Chengdu 610064, PR - - 2014
Cationic lipids have become an efficient type of non-viral vectors for gene delivery. In this Letter, four cationic lipids containing 1,4,7-triazacyclononane (TACN) headgroup, glutamic/aspartic acid backbone and dioleyl tails were designed and synthesized. The TACN headgroup gives these lipids excellent pH buffering capacities, which were higher than branched 25kDa PEI. ...
Choi Kwon-Young KY Department of Chemical and Biomolecular Engineering, University of California, Los Angeles, 7523 Boelter Hall, 420 Westwood Plaza, Los Angeles, CA 90095, - - 2014
The non-recyclable use of nitrogen fertilizers in microbial production of fuels and chemicals remains environmentally detrimental. Conversion of protein wastes into biofuels and ammonia by engineering nitrogen flux in Escherichia coli has been demonstrated as a method to reclaim reduced-nitrogen and curb its environmental deposition. However, protein biomass requires a ...
Zhao Hongyan - - 2014
To evaluate the potential utility of pretreatment of raw biomass with a complex microbial system, we investigated the degradation of rice straw by BMC-9, a lignocellulose decomposition strain obtained from a biogas slurry compost environment. The degradation characteristics and corresponding changes in the bacterial community were assessed. The results showed ...
Nagel Andreas A Institute of Food Science and Biotechnology, Chair of Plant Foodstuff Technology, Hohenheim University , Garbenstrasse 25, 70599 Stuttgart, - - 2014
An HPAEC-PAD method was developed and validated to quantitate seven neutral sugars and two uronic acids of hydrolyzed pectic polysaccharides without postcolumn pH adjustment. Due to a short gradient phase minimizing the ion concentrations after equilibrating the CarboPac PA20 column with sodium acetate and hydroxide, subsequent isocratic separation of the ...
Chen Changlei C Key Lab of Applied Chemistry of Zhejiang Province, Department of Chemistry, Zhejiang University, Hangzhou, Zhejiang Province 310027, China. jfan@zju.edu.cn - - 2014
A thermal and hydrothermal stable mesoporous ceramic acid (mCA) was synthesized by uniform coating of a WZrOx layer onto the internal surface of extra-large mesoporous silica (EP-FDU-12). Its ordered mesoporous structure and strong Brönsted acid sites display excellent thermal (1000 °C, air, 5 h) and hydrothermal (water steam, 300 °C, ...
Pal Chowdhury Piyali P Department of Microbiology, Bose Institute, - - 2014
Burkholderia sp. strain BC1, a soil bacterium, isolated from naphthalene balls manufacturing waste disposal site, is capable of utilizing 2-hydroxy-1-naphthoic acid and naphthalene individually as sole source of carbon and energy. To deduce the pathway for degradation of 2-hydroxy-1-naphthoic acid, metabolites isolated from resting cell incubation were identified by a ...
Zhou Gang G Department of Chemical Research, Merck Research Laboratories, 126 E. Lincoln Ave., Rahway, NJ 07065, USA. Electronic address: - - 2014
Herein we report the design and synthesis of a series of novel bicyclic DGAT1 inhibitors with a carboxylic acid moiety. The optimization of the initial lead compound 7 based on in vitro and in vivo activity led to the discovery of potent indoline and quinoline classes of DGAT1 inhibitors. The ...
Ji Bo B University of - - 2014
Domestic broiler chickens rapidly accumulate fat and are naturally hyperglycemic and insulin resistant, making them an attractive model for studies of human obesity. We previously demonstrated that short term (five hour) fasting rapidly upregulated pathways of fatty acid oxidation in broiler chickens and proposed that activation of these pathways may ...
Torrinha A A REQUIMTE, Instituto Superior de Engenharia do Porto, Instituto Politécnico do Porto, Rua Dr. António Bernardino de Almeida, 431, 4200-072 Porto, - - 2014
The most consumed squid species worldwide were characterized regarding their concentrations of minerals, fatty acids, cholesterol and vitamin E. Interspecific comparisons were assessed among species and geographical origin. The health benefits derived from squid consumption were assessed based on daily minerals intake and on nutritional lipid quality indexes. Squids contribute ...
Kamzolova Svetlana V SV G.K. Skryabin Institute of Biochemistry and Physiology of Microorganisms, Russian Academy of Sciences, Prospect Nauki 5, Pushchino, Moscow Region, Russia, 142290, - - 2014
The process of succinic acid (SA) production represents the combination of microbial synthesis of α-ketoglutaric acid from rapeseed oil by yeast Yarrowia lipolytica VKM Y-2412 and subsequent decarboxylation of α-ketoglutaric acid by hydrogen peroxide to SA that leads to the production of 69.0 g l(-1) of SA and 1.36 g l(-1) of acetic acid. ...
Melek F R FR Chemistry of Natural Compound Department, National Research Center, Dokki 12622, Giza, Egypt. Electronic address: - - 2014
Seven bisdesmosidic triterpenoid saponins named caspicaosides E-K, were isolated from the methanolic fruit extract of Gleditsia caspica Desf. Their structures were determined by 1D and 2D NMR spectroscopy as well as high resolution mass spectrometry and acid hydrolysis. The saponins comprised echinocystic acid or oleanolic acid as the aglycone and ...
He Zhi-Tao ZT Key Laboratory of Synthetic Chemistry of Natural Substances, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences , 345 Lingling Road, Shanghai 200032, - - 2014
The Cu-catalyzed asymmetric conjugate hydroboration reaction of β-substituted α-dehydroamino acid derivatives has been established, affording enantioenriched syn- and anti-β-boronate-α-amino acid derivatives with excellent combined yields (83-99%, dr ≈ 1:1) and excellent enantioselectivities (92-98% ee). The hydroboration products were expediently converted into valuable β-hydroxy-α-amino acid derivatives, which were widely used in ...
Radovanovic Natasa N Cereal Research Centre, Agriculture and Agri-Food Canada, 195 Dafoe Road, Winnipeg, MB, R3T 2M9, - - 2014
With 45 % or more oil content that contains more than 55 % alpha linolenic (LIN) acid, linseed (Linum usitatissimum L.) is one of the richest plant sources of this essential fatty acid. Fatty acid desaturases 2 (FAD2) and 3 (FAD3) are the main enzymes responsible for the Δ12 and Δ15 desaturation ...
Grausem B B IBMP-ULP-CNRS UPR 2357 Département Réponse Métabolique à l'Environnement Biotique, 28 Rue Goethe, F-67083 Strasbourg Cedex, - - 2014
Cutin and suberin represent lipophilic polymers forming plant/environment interfaces in leaves and roots. Despite recent progress in Arabidopsis, there is still a lack on information concerning cutin and suberin synthesis, especially in crops. Based on sequence homology we isolated two cDNA clones of new cytochrome P450s, CYP77A19 and CYP77A20 from ...
An Chun-Ai CA School of Materials Science and Engineering, Changchun University of Science and Technology, Changchun, 130022, People's Republic of - - 2014
Three ultraviolet light-emitting organic acids of 3,3'-(4-phenyl-4H-1,2,4-triazole-3,5-diyl)dibenzoic acid (Tz-1), 4,4',4″-(4H-1,2,4-triazole-3,4,5-triyl)tribenzoic acid (Tz-2), and 4,4'-(4-(4'-carboxy-[1,1'-biphenyl]-4-yl)-4H-1,2,4-triazole-3,5-diyl)dibenzoic acid (Tz-3) were successfully synthesized and fully characterized by the (1)H NMR, the IR absorption spectra, and the X-ray single crystal diffraction. It was found that Tz-1, Tz-2, and Tz-3 could give out the ultraviolet photoluminescent ...
Su Mong Huai MH Department of Forestry and Nature Conservation, Chinese Culture University, Taipei 111, - - 2014
The aim of this study was to examine the fatty acid (FA) composition and levels in seeds of twelve native Camellia species collected in different populations of major producing regions in Taiwan. The constituents of FAs varied within and among populations. Oleic acid (OA) was found to be the predominant ...
Woldegiorgis Ashagrie Z AZ Center for Food Science and Nutrition, Addis Ababa University, P.O. Box 1176, Addis Ababa, Ethiopia. Electronic address: - - 2014
Two cultivated (P. ostreatus and L. edodes) and five wild (L. sulphureus, A. campestris, T. clypeatus, T. microcarpus and T. letestui) edible mushrooms were analyzed for their antioxidant activities, total phenolics, total flavonoids, phenolic profile and ergothioneine content. Results showed that A. campestris had the greatest antioxidant activity in all ...
Paudel Liladhar L School of Chemistry, University of Manchester , Oxford Road, Manchester M13 9PL, United - - 2014
Black raspberry ( Rubus occidentalis L.) (BR) fruit extracts with differing compound profiles have shown variable antiproliferative activities against HT-29 colon cancer cell lines. This study used partial least-squares (PLS) regression analysis to develop a high-resolution (1)H NMR-based multivariate statistical model for discerning the biological activity of BR constituents. This ...
Menegazzo Mariana Lara ML Laboratory of Bioengineering, Faculty of Engineering, Federal University of Grande Dourados, Dourados, MS, - - 2014
In this study, crude oil was extracted by heating and filtering of the residual fat obtained from the processing of mechanically separated meats of Nile tilapia (Oreochromis niloticus) and hybrid sorubim (Pseudoplatystoma corruscans×P. fasciatum) for protein concentrate obtaining. The crude oil was refined by the following steps: degumming with 85% ...
Shobharani P P Department of Food - - 2014
The current investigation was carried out with an objective of determining the structural characteristic of polysaccharides extracted from fermented Sargassum sp. to be used as potent natural heparin substitute anticoagulant compound. Sargassum sp. fermented with marine lactic acid bacteria was initially subjected to ethanol precipitation for the recovery of bioactive ...
Gong Ting T a State Key Laboratory of Bioactive Substance and Function of Natural Medicines , Institute of Materia Medica, Chinese Academy of Medical Sciences & Peking Union Medical College , Beijing 100050 , - - 2014
Microbial transformation of the oleanolic acid (1) using Trichothecium roseum (pers.) Link (M 95.56) has resulted in the isolation of two new hydroxylated type metabolites, characterized as 15α-hydroxy-3-oxo-olean-12-en-28-oic acid (2) and 7β,15α-dihydroxy-3-oxo-olean-12-en-28-oic acid (3). The structure elucidation of these metabolites was based primarily on HR-EIMS, 1D NMR, and 2D NMR ...
Neely Jamie M JM Department of Chemistry, Colorado State University , Fort Collins, Colorado 80523, United - - 2014
α,β-Unsaturated carboxylic acids undergo Rh(III)-catalyzed decarboxylative coupling with α,β-unsaturated O-pivaloyl oximes to provide substituted pyridines in good yield. The carboxylic acid, which is removed by decarboxylation, serves as a traceless activating group, giving 5-substituted pyridines with very high levels of regioselectivity. Mechanistic studies rule out a picolinic acid intermediate, and ...
Guo Fajin F CAS Key Laboratory of Biofuels, Qingdao Institute of Bioenergy and Bioprocess Technology, Chinese Academy of Sciences, Qingdao, Shandong 266101, PR China; University of Chinese Academy of Sciences, Beijing 100049, PR - - 2014
Both filamentous microalgae Tribonema and unicellular microalgae Nanochloropsis are promising feedstock for biodiesel production. Nitrogen starvation increased lipid content in Nannochloropsis but decreased that in Tribonema. In this study, biochemical responses of Tribonema under different levels of nitrogen (0N, 0.05N, 0.1N and 1N-BG11) were investigated. 1N-BG11 was sufficient during 15-day-cultivation, ...
Glad Trine T Department of Arctic and Marine Biology, UiT The Arctic University of Norway, 9037, Tromsø, - - 2014
Reindeer (Rangifer tarandus tarandus) may include large proportions of lichens in their winter diet. These dietary lichens are rich in phenolic secondary compounds, the most well-known being the antimicrobial usnic acid. Previous studies have shown that reindeer host rumen bacteria resistant to usnic acid and that usnic acid is quickly ...
Khan Asma Yasmeen AY Biophysical Chemistry Laboratory, Chemistry Division, CSIR-Indian Institute of Chemical Biology, Kolkata 700 032, - - 2014
The interaction of phenazinium dyes, safranine O and phenosafranine with single stranded polyadenylic acid was studied using spectroscopic viscometric and calorimetric techniques. Both dyes bind to polyadenylic acid strongly with association constant of the order of 10(5)M(-1). Safranine O showed higher affinity over phenosafranine. The binding induced conformational changes in ...
Frommeyer Maja M Institut für Molekulare Mikrobiologie und - - 2014
Soluble cyanobacterial granule polypeptide (CGP), especially isolated from recombinant Escherichia coli strains, consists of aspartic acid, arginine and an increased amount of lysine in contrast to insoluble CGP isolated from cyanobacteria or various other recombinant bacteria. In vitro guanidination of lysine side chains of soluble CGP with o-methylisourea (OMIU) yielded ...
Miladinović Bojana B Faculty of Medicine, Dept. of Pharmacy, Univ. of Niš, Blvd Dr Zoran Đinđić 81, 18000, Niš, - - 2014
The aim of this article was to determine the chemical composition (anthocyanin and ascorbic acid contents, total phenols, and tannins), and the antioxidative, and antimicrobial activities of the juices and methanol extracts of 4 varieties-Tenah, Triton, Ben Sarek, and Ometa. The juices were made during 2008, 2009, and 2010 from ...
Lueth Christopher A CA Sandia National Laboratories, Albuquerque, New Mexico 87185, - - 2014
We perform atomistic molecular dynamics simulations of melts of four precise acid copolymers, two poly(ethylene-co-acrylic acid) (PEAA) copolymers, and two poly(ethylene-co-sulfonic acid) (PESA) copolymers. The acid groups are spaced by either 9 or 21 carbons along the polymer backbones. Hydrogen bonding causes the acid groups to form aggregates. These aggregates ...
Wilkins Stewart - - 2014
In-situ functionalization of polar (c-plane) and nonpolar (a-plane) gallium nitride (GaN) was performed by adding (3-bromopropyl)bromopropyl) phosphonic acid or propyl phosphonic acid to a phosphoric acid etch. The target was to modulate GaN's emission properties and oxide formation, which was explored through surface characterization with atomic force microscopy (AFM), x-ray ...
Ostash Bohdan B Department of Genetics and Biotechnology, Ivan Franko National University, Lviv, 4 Hrushevskoho st, Lviv, 79005, - - 2014
The cell wall of the model actinomycete Streptomyces coelicolor M145 has recently been shown to contain the novel glycopolymer teichulosonic acid. The major building block of this polymer is 2-keto-3-deoxy-D-glycero-D-galacto-nononic acid (Kdn), suggesting initial clues about the genetic control of biosynthesis of this cell wall component. Here, through genome mining ...
Venditti A A a Dipartimento di Chimica , Università di Roma "La Sapienza" , Piazzale Aldo Moro 5, 00185 Roma , - - 2014
In this study, the iridoidic content of two accessions of Crucianella maritima L., one from Sardinia and the second from Latium, was examined and compared. From a qualitative point of view, the iridoidic pattern of the two samples was similar, since the same compounds (asperuloside, asperulosidic acid and deacetyl asperulosidic ...
Panagos Charalampos G CG EaStCHEM School of Chemistry, Joseph Black Building, The King's Buildings, Edinburgh EH9 3JJ, UK. Electronic address: - - 2014
The lumpsucker, Cyclopterus lumpus, a cottoid teleost fish found in the cold waters of the North Atlantic, and North Pacific, was identified as a possible source of GAGs. The GAGs present in the C. lumpus dorsal hump and body wall tissue were isolated and purified. Two fractions were analysed by ...
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