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van Beilen J W A JW Molecular Biology & Microbial Food Safety, Swammerdam Institute for Life Sciences, University of Amsterdam, The - - 2014
Sorbic and acetic acid are amongst the most commonly used weak organic acid preservatives to improve the microbiological stability of foods. Both have a similar pKa value but sorbic acid is a far more potent preservative. Weak organic acids are most effective at low pH. Under these circumstances, they are ...
Dolce Vincenza V Department of Pharmacy, Health and Nutritional Sciences, University of Calabria, Arcavacata di Rende Cosenza, - - 2014
The citrate carrier (CiC), characteristic of animals, and the dicarboxylate-tricarboxylate carrier (DTC), characteristic of plants and protozoa, belong to the mitochondrial carrier protein family whose members are responsible for the exchange of metabolites, cofactors, and nucleotides between the cytoplasm and the mitochondrial matrix. Most of the functional data on these ...
Torres-Contreras Ana Mariel - - 2014
Potato tubers under wounding stress synthesize chlorogenic acid isomers, which are phenolic compounds that prevent chronic diseases. Phenolic compounds biosynthesis in plants requires aromatic amino acids that are produced from sugars. Therefore, in the present study, we hypothesized that the wound-induced accumulation of chlorogenic acid isomers in potatoes could be ...
Ruan Weimei W a Department of Chemistry , National University of Singapore , Singapore , - - 2014
The response surface methodology was used to optimise the extraction conditions of Ganoderma lucidum based on a Box-Behnken design. A quadratic model sufficiently simulated the response of ganoderic acid H with a determination coefficient (R(2)) of 0.98. The optimal condition for extracting triterpenoids was determined to be 100.00% ethanol at ...
Honcharenko Dmytro D Department of Biosciences and Nutrition, Karolinska Institutet, S-14183 Huddinge, Sweden. Roger.Stromberg@ki.se - - 2014
Peptide-like compounds containing an arginine have been shown to bind and stabilize the central helix of the Alzheimer's disease related amyloid-β peptide (Aβ) in an α-helical conformation, thereby delaying its aggregation into cytotoxic species. Here we study a novel Aβ targeting ligand AEDabDab containing the triamino acid, N(γ)-(2-aminoethyl)-2,4-diaminobutanoic (AEDab) acid. ...
Bartkiene Elena E Lithuanian University of Health Sciences, Tilzes str. 18, 47181, Kaunas, - - 2014
The ability of bacteriocin-like inhibitory substances (BLIS) producing lactic acid bacteria to degrade biogenic amines as well as to produce L(+) and D(-)-lactic acid during solid state fermentation (SSF) of lupine and soybean was investigated. In addition, the protein digestibility and formation of organic acids during SSF of legume were ...
Sun Xinxiao X State Key Laboratory of Chemical Resource Engineering, Beijing University of Chemical Technology, Beijing, China - - 2014
Non-oxidative decarboxylases belong to a unique enzyme family that does not require any cofactors. Here we report the characterization of a 2,3-dihydroxybenzoic acid (2,3-DHBA) decarboxylase (BDC) from Klebsiella pneumoniae and explore its application on the production of muconic acid. The enzyme properties were systematically studied, including the optimal temperature and ...
Fernández-Galilea Marta M Department of Nutrition, Food Science and Physiology, University of Navarra, Pamplona, - - 2014
α-Lipoic acid (α-LA) is a natural occurring antioxidant with beneficial effects on obesity. The aim of this study was to investigate the putative effects of α-LA on triglyceride accumulation and lipogenesis in subcutaneous adipocytes from overweight/obese subjects and to determine the potential mechanisms involved. Fully differentiated human subcutaneous adipocytes were ...
Flock Michael R MR Department of Nutritional Sciences, The Pennsylvania State University, University Park, PA, 16802, United - - 2014
The long-chain omega-3 polyunsaturated (n-3 PUFA), eicosapentaenoic (EPA) and docosahexaenoic acid (DHA), may have anti-inflammatory effects. We evaluated the dose-response effect of EPA+DHA supplementation on circulating TNF-α, IL-6, and CRP and explored associations between red blood cell (RBC) membrane PUFA content and TNF-α, IL-6, and CRP. Young adults with low ...
Zhao Mouming - - 2014
This study aimed to explore the potential of polished adlay, brown adlay, adlay bran and adlay hull to prevent and treat hyperuricemia. Brown adlay extract effectively decreased the serum uric acid levels of oxonate-induced hyperuricemic rats. Free and bound phenolic extracts from these materials contained significant amounts of phenolics, with ...
Malhotra Rajesh R Department of Chemistry, Guru Jambheshwar University of Science and Technology, Hisar, Haryana 125001, - - 2014
First regioselective ring opening of serine derived cyclic sulfamidate by hard nucleophiles like ArONa is developed, where β-elimination of serine sulfamidate ester by stronger nucleophiles is overcome by reversal of the electronic effect of the carboxylate anion. This method provides easy and direct access to a variety of N-Boc- and ...
Sethi Ankur A 1Rosalind Franklin University of Medicine and Science, North Chicago, IL; and 2Department of Medicine, Wright Center of Graduate Medical Education, Scranton, - - 2014
During last 2 decades, multiple studies have evaluated omega-3 polyunsaturated fatty acids (ω-3 PUFA) supplementation for cardiovascular prevention. The benefit found in previous studies was not demonstrated in more contemporary trials. We aimed to investigate effect of study characteristics, particularly concomitant statin therapy on results of randomized controlled trials. We ...
Li Jing J CAS Key Laboratory of Plant Germplasm Enhancement and Specialty Agriculture, Wuhan Botanical Garden, Chinese Academy of Sciences, Wuhan, 430074, China; University of Chinese Academy of Sciences, Beijing, 100049, - - 2014
Betulinic acid is a plant derived triterpenoid with beneficial effects for anti-tumor and anti-human immunodeficiency virus treatments. In Saccharomyces cerevisiae, we previously constructed the betulinic acid biosynthetic pathway, in which several enzymes function in a NADPH or oxygen-dependent manner. To seek whether the intracellular supply of the NADPH/oxygen of S. cerevisiae ...
Ke Haihua - - 2014
Efficient bis(phosphine)nickel catalyzed cross-couplings of diarylborinic acids with aryl chlorides, tosylates and sulfamates have been effected with an assistance of N-heterocyclic carbene (NHC) generated in situ from N,N'-dialkylimidazoliums, e.g. N-butyl-N'-methylimidazolium bromide ([Bmim]Br), in toluene using K3PO43H2O as base. In contrast to bis(NHC)nickel-catalyzed conventional Suzuki coupling of arylboronic acids, mono(NHC)bis(phosphine)nickel species ...
Snapp Anna R AR Department of Plant Sciences and Plant Pathology, Montana State University, Bozeman, MT, 59717-3150, - - 2014
Co-expression of a lesquerella fatty acid elongase and the castor fatty acid hydroxylase in camelina results in higher hydroxy fatty acid containing seeds with normal oil content and viability. Producing hydroxy fatty acids (HFA) in oilseed crops has been a long-standing goal to replace castor oil as a renewable source ...
Kapdi Anant R AR Department of Chemistry, Institute of Chemical Technology, Matunga, Mumbai-400019, - - 2014
Direct transmetallation between palladacyclic complexes and arylboronic acid occurs to give isolable transmetallation products. In THF, the reaction occurs <0.5 h. Prolonged reaction leads to the generation of a dinuclear Pd complex bearing bridging μ-hydroxo and μ-acetoxy ligands. Insight into precatalyst activation for Suzuki-Miyaura cross-couplings mediated by palladacycles has been ...
Arcan Iskender - - 2014
To develop edible films having controlled release properties for multiple bioactive compounds hydrophobicity and morphology of zein films were modified by blending zein with oleic (OLE) (C18:1)Δ9, linoleic (LIN) (C18:2)Δ9,12 or lauric (LAU) (C12) acids in presence of lecithin (LEC). The blend zein films showed 2 to 8.5 and 1.6 ...
Giedyk Maciej M Institute of Organic Chemistry PAS, Kasprzaka 44/52, 01-224 Warsaw (Poland), Fax: - - 2014
Specially designed B-ring-modified cobalamin derivatives were synthesized and tested as potential activators of soluble guanylyl cyclase (sGC). Herein, we disclose the influence of substituents at the c- and d-positions in hydrophilic and hydrophobic cobyrinic acid derivatives on their capacities to activate sGC. The presence of the amide group at c-/d-position ...
Tomaszewska Ludwika L Department of Biotechnology and Food Microbiology, Wrocław University of Environmental and Life Sciences, Chełmońskiego Str. 37/41, 51-630, Wrocław, - - 2014
Citric acid and erythritol biosynthesis from pure and crude glycerol by three acetate-negative mutants of Yarrowia lipolytica yeast was investigated in batch cultures in a wide pH range (3.0-6.5). Citric acid biosynthesis was the most effective at pH 5.0-5.5 in the case of Wratislavia 1.31 and Wratislavia AWG7. With a ...
Li Jianmei J Key Laboratory of Green Chemistry and Technology, Ministry of Education, College of Chemistry, Sichuan University, 29 Wangjiang Road, Chengdu, Sichuan, 610064 (PR China), Fax: - - 2014
Increased energy consumption and environmental concerns have driven efforts to produce chemicals from renewable biomass with high selectivity. Here, the selective conversion of cellulose in corncob residue, a process waste from the production of xylose, to levulinic acid was carried out using AlCl3 as catalyst and NaCl as promoter by ...
Nieto-Peñalver Carlos G CG PROIMI, CONICET (Planta Piloto de Procesos Industriales Microbiológicos), Av. Belgrano y Caseros, Tucumán T4001MVB, Argentina; Instituto de Microbiología, Facultad de Bioquímica, Química y Farmacia, Universidad Nacional de Tucumán, Tucumán, Argentina. Electronic address: - - 2014
Gluconic acid is produced in large quantities by the endophytic and diazotrophic bacterium Gluconacetobacter diazotrophicus Pal5. This organic acid derives from direct oxidation of glucose by a pyrroloquinoline-quinone-linked glucose dehydrogenase in this plant growth-promoting bacterium. In the present article, evidence is presented showing that gluconic acid is also responsible for ...
Jansson Therese - - 2014
The enzymatic hydrolysis of lactose to glucose and galactose gives rise to reactions that changes the chemistry and quality of ambient-stored lactose-hydrolyzed milk. The aim of the present study was to investigate and compare chemical changes in lactose-hydrolyzed and conventional UHT milk during a 9-month ambient storage period. Several complementary ...
Kim Moon Il MI Department of Chemical and Biomolecular Engineering (BK 21+ program), KAIST, Daejeon 305-701, Republic of Korea. - - 2014
A label-free colorimetric method to detect nucleic acids, which relies on target DNA induced shielding of the oxidase activity of CeO2 NPs, is developed. With this novel strategy, target nucleic acids can be identified within a few minutes and without the need for post-purification of PCR products.
Atanasova-Penichon Vessela V INRA, UR 1264 MycSA, 33882 Villenave d'Ornon, 71 Avenue Edouard Bourlaux, CS 20032, France ; - - 2014
Fusarium verticillioides infects maize ears, causing ear rot disease and contamination of grain with fumonisin mycotoxins. This contamination can be reduced by the presence of bioactive compounds in kernels that are able to inhibit fumonisin biosynthesis. To identify such compounds, we used kernels from a maize genotype with moderate susceptibility ...
Frankowski K M KM Department of Food, Bioprocessing and Nutrition Sciences, Southeast Dairy Foods Research Center, North Carolina State University, Raleigh - - 2014
Many food companies are trying to limit the amount of sodium in their products. Permeate, the liquid remaining after whey or milk is ultrafiltered, has been suggested as a salt substitute. The objective of this study was to determine the sensory and compositional properties of permeates and to determine if ...
Mykolayivna Lemishko Kateryna - - 2014
A significant acidity enhancement and changes on aromaticity were previously observed in squaric acid and its derivatives when beryllium bonds are present in those systems. In order to know if these changes on the chemical properties could be considered a general behavior of carboxylic acids upon complexation with beryllium compounds, ...
Areche Carlos C Departamento de Química, Facultad de Ciencias, Universidad de Chile, Casilla 653, Santiago, Chile. - - 2014
Four new mulinane-type diterpenoids besides the known compounds mulin-11,13-dien-20-oic acid, 13α-hydroxyazorellane, 13β-hydroxyazorellane, mulinolic acid, azorellanol, and mulin-11,13-dien-18-acetoxy-16,20-dioic acid were isolated from the Chilean plant Azorella trifurcata. One of the new metabolites isolated, 7α-acetoxy-9-epi-13β-hydroxymulinane, possesses a new trans-syn-trans arrangement in a tricyclic ring system not previously encountered in nature. Among the ...
Yang Xiao-Ming XM School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, China. Electronic address: - - 2014
Ginkgolic acids are alkylsalicylic acid derivatives with a thermolabile carboxylic group from Ginkgo biloba L., and they exhibit anticancer activity. Their anticancer effects are closely associated with their thermal stability. In this study, the thermal decomposition of ginkgolic acids was analyzed at temperatures of 30, 50, 70 and 250ºC. The ...
Karwowska Ma Łgorzata ML Department of Meat Technology and Food Quality, University of Life Sciences in Lublin, ul. Skromna 8, 20-704, Lublin, - - 2014
The influence of the addition of mustard seed and acid whey on the stability of nitrite-free organic fermented sausage during 90 days of vacuum storage, by measuring primary and secondary products of lipid oxidation, the changes in the fatty acid composition and antioxidant capacity as well as water activity was ...
De Ruigh A A Department of Medicine, Feinberg School of Medicine, Northwestern University, Chicago, IL, USA; Department of Gastroenterology, Academic Medical Center Amsterdam, Amsterdam, The - - 2014
Recent studies have shown that Gaviscon Double Action Liquid (a combination alginate-antacid) administered post-prandially co-localises with the acid pocket, the 'reservoir' for post-prandial acid reflux. This study compared the effectiveness of Gaviscon Double Action Liquid to an equivalent strength antacid without alginate in controlling post-prandial acid reflux in GERD patients. ...
Hollinshead Whitney D WD Department of Energy, Environmental and Chemical Engineering, Washington University, St. Louis, MO 63130, - - 2014
Anaerobic digestion (AD) is an environmentally friendly approach to waste treatment, which can generate N and P-rich effluents that can be used as nutrient sources for microalgal cultivations. Modifications of AD processes to inhibit methanogenesis leads to the accumulation of acetic acid, a carbon source that can promote microalgal biosynthesis. ...
Chen Zhang Z State Key Laboratory of Natural and Biomimetic Drugs, School of Pharmaceutical Sciences, Peking University Health Science Center, Beijing 100191, PR - - 2014
Six new guaiane sesquiterpenoids, rupestonic acids B-G (1-6), have been isolated from the whole plants of Artemisia rupestris together with six known compounds (7-12). The structures of the new isolates (1-6) were elucidated on the basis of extensive 1D and 2D NMR analysis, and the absolute configurations were established by ...
Herbst Annika A Institut für Anorganische Chemie und Strukturchemie, Heinrich-Heine-Universität Düsseldorf, Universitätsstrasse 1 , D-40225 Düsseldorf, - - 2014
Porous chromium(III) 2-nitro-, 2-amino-, and nonfunctionalized terephthalate (MIL-101Cr) metal organic frameworks are heterogeneous catalysts for diacetal formation from benzaldehyde and methanol (B-M reaction) as well as other aldehydes and alcohols. MIL-101Cr-NO2 obtained by direct reaction between CrO3 and 2-nitro-terephthalate showed the highest activity with 99% conversion in the B-M reaction ...
Pierce Barbara J BJ *Department of Biology, Sacred Heart University, 5151 Park Avenue, Fairfield, CT 06825, USA; Department of Natural Resources Science, University of Rhode Island, Coastal Institute in Kingston, 1161 Greenhouse Road, Kingston, RI 02881, USA - - 2014
Fatty-acid composition of fat stores affects exercise performance in a variety of vertebrates although few such studies focus on flying vertebrates such as migratory birds, which are exceptional exercisers. We first discuss the natural variation in quality of fat available in natural foods eaten by migratory birds and their behavioral ...
Lv Xiaomei X Department of Chemical and Biological Engineering, Zhejiang University, Hangzhou, 310027, PR - - 2014
To explore the capacity of isoprene production in Saccharomyces cerevisiae, a rational push-pull-restrain strategy was proposed to engineer the mevalonic acid (MVA) and acetyl-CoA pathways. The strategy can be decomposed into the up-regulation of precursor supply in the acetyl-CoA module and the MVA pathway (push-strategy), increase of the isoprene branch ...
Snelders Jeroen J Laboratory of Food Chemistry and Biochemistry & Leuven Food Science and Nutrition Research Centre (LFoRCe), KU Leuven , Kasteelpark Arenberg 20, B-3001 Leuven, - - 2014
The impact of arabinoxylanoligosaccharides (AXOS) with varying bound or free ferulic acid (FA) content on dough and bread properties was studied in view of their prebiotic and antioxidant properties. AXOS with an FA content of 0.1-1.7% caused an increase in dough firmness with increasing AXOS concentration. AXOS with a high ...
Mietkiewska Elzbieta E Alberta Innovates Phytola Centre, Department of Agricultural, Food and Nutritional Science, University of Alberta, 4-10 Agriculture/Forestry Centre, Edmonton, AB, T6G 2P5, - - 2014
Arabidopsis was engineered to produce 21.2 % punicic acid in the seed oil. Possible molecular factors limiting further accumulation of the conjugated fatty acid were investigated. Punicic acid (18:3Δ(9cis,11trans,13cis) ) is a conjugated linolenic acid isomer and is a main component of Punica granatum (pomegranate) seed oil. Medical studies have shown ...
Dollah Sarafhana S Department of Food Science, Faculty of Food Science and - - 2014
Blends (30:70, 50:50 and 70:30 w/w) of Moringa oleifera seed oil (MoO) with palm olein (PO), palm stearin (PS), palm kernel oil (PKO) and virgin coconut oil (VCO) were prepared. To determine the physicochemical properties of the blends, the iodine value (IV), saponication value (SV), fatty acid (FA) composition, triacylglycerol ...
Wu Hui H Department of Bioengineering, Rice University, Houston, - - 2014
Crude glycerol, generated as waste by-product in biodiesel production process, has been considered as an important carbon source for converting to value-added bioproducts recently. Free fatty acids (FFAs) can be used as precursors for the production of biofuels or biochemicals. Microbial biosynthesis of FFAs can be achieved by introducing an ...
Yang Xiao-Long XL Graduate School of Pharmaceutical Sciences, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku Tokyo 113-0033 (Japan); College of Pharmaceutical Science, Hebei University, Baoding 071002 (P. R. - - 2014
Induced production of tetronate derivatives: We activated a dormant PKS-NRPS gene cluster in Aspergillus niger ATCC 1015 by expressing its dedicated transcription activator (caaR). As a result, the transformant expressing caaR produces three acyltetronate derivatives: carlosic acid (1), agglomerin F (2), and carlosic acid methyl ester (3).
de Vrese Michael M Institute of Microbiology and Biotechnology, Max Rubner-Institut, Federal Research Centre for Nutrition and Food, Hermann-Weigmann-Straße 1, 24103 Kiel, Germany. Electronic address: - - 2014
Lactose digestion can be improved in subjects with impaired or completely absent intestinal lactase activity by administration of lactase preparations and particularly of acid lactase, which is active in the stomach, or by yogurt containing live lactic acid bacteria. It is the question, if lactose digestion can be further enhanced ...
Dodson Jennifer R JR Institute of Chemistry, Federal University of Rio de Janeiro, Cidade Universitária-Rio de Janeiro, 21941-909 - - 2014
A glut of glycerol has formed from the increased production of biodiesel, with the potential to integrate the supply chain by using glycerol additives to improve biodiesel properties. Acetylated acetals show interesting cold flow and viscosity effects. Herein, a solventless heterogeneously catalyzed process for the acetylation of both solketal and ...
Yun Danim D World Class University (WCU) program of chemical Convergence for Energy & Environment, Institute of Chemical Processes, School of Chemical and Biological Engineering, Seoul National University, Seoul 151-741 (Republic of Korea), Fax: (+82) - - 2014
Developing a catalyst to resolve deactivation caused from coke is a primary challenge in the dehydration of glycerol to acrolein. An open-macropore-structured and Brønsted-acidic catalyst (Marigold-like silica functionalized with sulfonic acid groups, MS-FS) was synthesized for the stable and selective production of acrolein from glycerol. A high acrolein yield of ...
Skrzypczak Ewa E Department of Pig Breeding and Production, University of Life Sciences in Poznań, Poznań, - - 2014
The aim of this study was to evaluate the effect of the level of fat and selected fatty acids found in the milk of sows on the rearing of native breed piglets. Simultaneously, in order to improve the accuracy of the performed analyses, atomic absorption spectrometry was employed in the ...
Reza M Toufiq MT APECS Group, Leibniz Institute for Agricultural Engineering (ATB), Max-Eyth-Allee 100, Potsdam 14469, Germany. Electronic address: - - 2014
In this study, effects of reaction temperature and reaction time on both solid hydrochar and HTC process liquid products were studied for hydrothermal carbonization (HTC) of cellulose, wheat straw, and poplar. A novel slurry sampling system was designed and used with an 18.6L Parr reactor for 0-480min in 200, 230, ...
Joarder Biplab B Indian Institute of Science Education and Research (IISER) , Dr. Homi Bhabha Road, Pashan, Pune-411008, - - 2014
Two new hexanuclear symmetric dysprosium wheels, namely, [Dy6(L1)6(L')6(OCH3)6(2CH3OH)] and [Dy6(L2)6(L')6(OCH3)6(2CH3OH)] (L1H = pivalic acid and L2H = 3,5-dinitrobenzoic acid, L'H= 2,6-dimethoxyphenol) were isolated employing a mixed-ligand strategy. The strategic introduction of two different auxiliary groups with diverse steric effects and electrostatic actions affect the magnetic coupling and local anisotropy of ...
Halasa Anna - - 2014
Structural transformations were induced in conformers of glycolic acid by selective excitation with monochromatic, tunable near-infrared laser light. For the compound isolated in Ar matrixes, near-IR excitation led to generation of two higher-energy conformers (GAC; AAT) differing from the most stable SSC form by 180° rotation around the C-C bond. ...
Park S - - 2014
Reactive oxygen species and reactive nitrogen species promote endothelial dysfunction in old age and contribute to the development of cardiovascular diseases such as atherosclerosis, diabetes, and hypertension. α-lipoic acid was identified as a catalytic agent for oxidative decarboxylation of pyruvate and α-ketoglutarate in 1951, and it has been studied intensively ...
Chen Szu-Jung SJ Department of Radiation Oncology, Tao Yuan General Hospital, Tao-Yuan, Taiwan, Republic of - - 2014
Eicosatrienoic acid (Δ11,14,17-20:3; ETrA) is a rare naturally occurring n-3 polyunsaturated fatty acid (PUFA). Using murine RAW264.7 cells, the objectives were to determine how ETrA modulated phospholipid fatty acid compositions and the production of pro-inflammatory mediators. Incubation cells with ETrA dose-dependently increased the proportions of phospholipid ETrA and its metabolites ...
Khaligh Nader Ghaffari NG Research House of Professor Reza, Education Guilan, District 1, Rasht 41569-17139, Iran. Electronic address: - - 2014
N-Sulfonic acid poly(4-vinylpyridinium) hydrogen sulfate catalyzed efficiently the synthesis of xanthene derivatives under ultrasonic irradiation at room temperature, which has prompted various concerns involving cost and environmental persistence. This methodology shows the effect of presence of anion hydrogen sulfate as an important and effective factor on the promotion of the ...
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