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Behringer Deborah L DL CBRNE Defense, Battelle Memorial Institute, 505 King Avenue, Columbus, OH 43201, - - 2014
A terrorist attack using toxic chemicals is an international concern. The utility of rubber cement and latex body paint as spray-on/spread-on peel-off collection media for signatures attributable to pesticides and chemical warfare agents from interior building and public transportation surfaces two weeks post-deposition is demonstrated. The efficacy of these media ...
Miao Chao C Department of Biological Systems Engineering, Washington State University, Pullman, WA 99164-6120, United - - 2014
A sequential hydrothermal liquefaction (SEQHTL) process was evaluated in this work for fractionating different component of yeast biomass. Sugar and protein were separated first at a lower temperature, and the remaining biomass was then converted to bio-oil at a higher temperature. The separated aqueous products were investigated to be recycled ...
Yang Xijia X State Key Laboratory of Hybrid Rice, School of Life Sciences and Biotechnology, Shanghai Jiao Tong University, Shanghai, 200240, - - 2014
Anther cuticle and pollen exine act as protective envelopes for the male gametophyte or pollen grain, but the mechanism underlying the synthesis of these lipidic polymers remains unclear. Previously, a tapetum-expressed CYP703A3, a putative cytochrome P450 fatty acid hydroxylase, was shown to be essential for male fertility in rice. However, ...
Arukali Sammaiah - - 2014
A novel class of jatropha-oil based acylated derivatives from hydroxy alkyl esters of jatropha fatty acids (C1, C3, C4 and C8) and various anhydrides (C2, C3, C4 and C6) were synthesized and reported their physico-chemical and lubricant properties. Jatropha fatty acid alkyl esters were dihydroxylated using the in situ performic ...
Horinouchi Masae M RIKEN, 2-1 Hirosawa, Wako-shi, Saitama 351-0198, Japan. Electronic address: - - 2014
Comamonas testosteroni degrades testosterone into 9,17-dioxo-1,2,3,4,10,19-hexanorandrostan-5-oic acid and 2-hydroxyhexa-2,4-dienoic acid via aromatization of the A-ring. The former compound is suggested to be degraded further by β-oxidation, but the details of the process remain unclear. In this study, we identified 9α -hydroxy-17-oxo-1,2,3,4,10,19-hexanorandrost-6-en-5-oic acid as an intermediate compound in the β-oxidation of ...
Corona-González Rosa Isela RI Departamento de Ingeniería Química, CUCEI-Universidad de Guadalajara, Blvd. M. García Barragán 1421, C.P. 44430 Guadalajara, Jalisco, Mexico. Electronic address: - - 2014
The production of succinic acid was studied with entrapped and adsorbed Actinobacillus succinogenes. The adsorption of fermentation products (organic acids in the concentration range of 1-20g/L) on different supports was evaluated. It was found that succinic acid was adsorbed in small quantities on diatomite and zeolite (12.6mg/g support). The highest ...
Wijaya Yanuar Philip YP Clean Energy Research Center, Korea Institute of Science and Technology, Seoul 136-791, Republic of Korea; Department of Clean Energy and Chemical Engineering, Korea University of Science and Technology, Daejeon 305-350, Republic of - - 2014
Among all the feasible thermochemical conversion processes, concentrated acid hydrolysis has been applied to break the crystalline structure of cellulose efficiently and scale up for mass production as lignocellulosic biomass fractionation process. Process conditions are optimized by investigating the effect of decrystallization sulfuric acid concentration (65-80wt%), hydrolysis temperature (80°C and ...
Wang Da Mao DM Department of Biotechnology, Korea University Graduate School, Seoul, 136-713, Republic of - - 2014
Algae are considered as third-generation biomass, and alginate is the main component of brown macroalgae. Alginate can be enzymatically depolymerized by alginate lyases into uronate monomers, such as mannuronic acid and guluronic acid, which are further nonenzymatically converted to 4-deoxy-L-erythro-5-hexoseulose uronic acid (DEH). We have optimized an enzymatic saccharification process ...
Lee Shin-Mei - - 2014
This study aimed to identify the bioactive compounds and to evaluate the anti-cold stress function of the sorghum distillery residue (SDR) using tilapia as an alternative animal model. The highest contents of water-soluble bioactive compounds in SDR were polyphenols followed by tannins, anthocyanins and flavonoids. SDR was extracted with double-distilled ...
Guzik Maciej W MW School of Biomolecular and Biomedical Sciences, University College Dublin, - - 2014
Diverse and elaborate pathways for nutrient utilization, as well as mechanisms to deal with unfavourable nutrient conditions make Pseudomonas putida KT2440 a versatile microorganism able to occupy a range of ecological niches. P. putida's fatty acid degradation pathway is complex and correlated with biopolymer medium chain length polyhydroxyalkanoate (mcl-PHA) biosynthesis. ...
Ruiz Vianey V Laboratory for Research on Advanced Processes for Water Treatment, Unidad Académica Juriquilla, Instituto de Ingeniería, Universidad Nacional Autónoma de México, Blvd. Juriquilla 3001, 76230 Queretaro, - - 2014
Microbial electrolysis cells (MECs) can be used as a downstream process to dark fermentation to further capture electron in volatile fatty acids that remain after fermentation, improving this way the viability of the overall process. Acetic and propionic acid are common products of dark fermentation. The main objective of this ...
Salama El-Sayed - - 2014
A freshwater microalga Chlamydomonas mexicana was grown on municipal wastewater with different levels of salinity up to 400 mmol/L NaCl, and the biochemical properties were characterized after 10 days of cultivation. C. mexicana showed the higher specific growth rates for 100 and 200mmol/L NaCl. Nitrogen was completely removed within 10 ...
Park Junghoon - - 2014
The anaerobic degradation of each amino acid that could be generated through the hydrolysis of sewage sludge was evaluated. Stickland reaction as an intermediate reaction between two kinds of amino acids was restricted in order to evaluate each amino acid. Changes in the chemical oxygen demand (COD), T-N, NH4(+)-N, biogas, ...
Xiao Zijun Z Centre for Bioengineering and Biotechnology, China University of Petroleum, Qingdao, 266580, P.R. China, - - 2014
In the effluents of a biologically treated wastewater from a heavy oil-refining plant, C5-C8 fatty acids including pentanoic acid, hexanoic acid, heptanoic acid, octanoic acid, and 2-methylbutanoic acid are often detected. As these residual fatty acids can cause further air and water pollution, a new Myroides isolate ZB35 from activated ...
Qureshi Muhammad Nasimullah MN Department of Chemistry, Abdul Wali Khan University, Mardan, - - 2014
Analysis of raw materials and final products need reliable methods for the standardization of natural product drugs. Legal guideline also emphasizes on the qualitative and quantitative analyses of the plant constituents in an herbal product. In this study, thin layer chromatography (TLC) and amino acid analyzer was used for the ...
Prasad A S Arun - - 2014
Bacillus halodurans MTCC 865 was employed for decolorization of textile azo dye, Acid Black-24 (AB-24). Thousand mgl⁻¹ of AB-24 was decolorized with 90% efficiency by the strain within 6 hrs at pH 9 and 37 °C with 5% NaCl under static conditions in screening medium. Decolorization was evaluated by measuring ...
Begum Sabira S H. E.J. Research Institute of Chemistry, International Center for Chemical and Biological Sciences, University of Karachi, Karachi 75270, Pakistan, (phone: +9221-99261701-2; fax: +9221-99261713). - - 2014
Two new natural triterpenes, lantaninilic acid and lantoic acid, along with the known triterpenes lantadene A, and oleanolic, ursolic, betulinic, lantanolic, and camaric acid, were obtained from the aerial parts of Lantana camara through bioassay-guided isolation, monitoring the in vitro antileishmanial activity against promastigotes of Leishmania major. Oleanolic acid (3), ...
Lei Yu Y State Key Laboratory of Natural and Biomimetic Drugs, School of Pharmaceutical Sciences, Peking University Health Science Center, No. 38 Xueyuan Road, Beijing 100191, P. R. China, (phone: +86-10-82802750); Laboratory Animal Center, Peking University, Beijing 100871, P. R. - - 2014
Six new triterpene saponins, ilexasprellanosides A-F (1-6, resp.), together with eleven known compounds were isolated from the roots of Ilex asprella. The new saponins were characterized as ursa-12,18-dien-28-oic acid 3-O-β-D-xylopyranoside (1), 19α-hydroxyursolic acid 3-O-β-D-(2'-O-acetylxylopyranoside) (2), 19α-hydroxyursolic acid 3-O-β-D-glucuronopyranoside (3), 3β,19α-dihydroxyolean-12-en-23,28-dioic acid 28-O-β-D-glucopyranoside (4), 19α-hydroxyoleanolic acid 3-O-β-D-(2'-O-acetylxylopyranoside) (5), 19α-hydroxyoleanolic acid 3-O-β-D-glucuronopyranoside ...
Vilchèze Catherine C Howard Hughes Medical Institute, Department of Microbiology and Immunology, Albert Einstein College of Medicine, Bronx, New York, New York, United States of - - 2014
Mycobacterium tuberculosis bacilli display two signature features: acid-fast staining and the capacity to induce long-term latent infections in humans. However, the mechanisms governing these two important processes remain largely unknown. Ser/Thr phosphorylation has recently emerged as an important regulatory mechanism allowing mycobacteria to adapt their cell wall structure/composition in response ...
Shimoda Ryohei R a Division of Life Science , Graduate School of Science and Engineering, Saitama University , Saitama , - - 2014
We investigated the structures of L-arabino-galactooligosaccharides released from the sugar moieties of a radish arabinogalactan-protein (AGP) by the action of exo-β-(1→3)-galactanase. We detected a series of neutral β-(1→6)-linked galactooligosaccharides forming branches of one to up to at least 19 consecutive Gal groups, together with corresponding acidic derivatives terminating in 4-O-methyl-glucuronic ...
Rugthaworn Prapassorn P Japan International Research Center for Agricultural Sciences (JIRCAS), 1-1 Ohwashi, Tsukuba, Ibaraki, 305-8686, - - 2014
In this study, we report the inhibition of Kluyveromyces marxianus TISTR5925 growth and ethanol fermentation in the presence of furan derivatives and weak acids (acetic acid and lactic acid) at high temperatures. Cassava pulp, obtained as the waste from starch processing, was collected from 14 starch factories located in several ...
Wybenga Gjalt G - - 2014
Phenylalanine-2,3-aminomutase (PAM) from Taxus chinensis, a 4-methylidene-imidazole-5-one (MIO)-dependent enzyme, catalyzes the reversible conversion of (S)-α-phenylalanine into (R)-β-phenylalanine via trans-cinnamic acid. The enzyme also catalyzes the direct addition of ammonia to trans-cinnamic acid, a reaction that can be used for the preparation of β-amino acids, which occur as frequent constituents of ...
Badhulika Sushmee S Department of Electrical Engineering, University of California, Riverside, CA 92521, USA. - - 2014
The poly(aniline boronic acid) (PABA)-functionalized single-walled carbon nanotube (SWNT) non-enzymatic sensor was developed for the detection of saccharides. The work involved the electrochemical polymerization of 3-aminophenylboronic acid (3-APBA) in the presence of fluoride on the surface of SWNTs and their subsequent evaluation as chemiresistive sensors towards the detection of d-fructose ...
Axe Jennifer M - - 2014
Proteins can be viewed as small-world networks of amino acid residues connected through noncovalent interactions. Nuclear magnetic resonance chemical shift covariance analyses were used to identify long-range amino acid networks in the alpha subunit of tryptophan synthase both for the resting state (in the absence of substrate and product) and ...
Tian Xiang-Yin XY Shanghai-Hong Kong Joint Laboratory in Chemical Synthesis, The Chinese Academy of Sciences, 345 Ling Ling Road, Shanghai 200032, - - 2014
The first enantioselective total synthesis of epiplakinic acid F () was achieved through a pivotal step involving a radical-mediated asymmetric peroxidation of vinylcyclopropanes with molecular oxygen to construct highly substituted 1,2-dioxolanes. Subsequent conversions of the chiral 1,2-dioxolanes led to total synthesis of epiplakinic acid F () and the confirmation of ...
Rafiq Settu Muhamad SM Department of Organic Chemistry, School of Chemical Sciences, University of Madras , Guindy Campus, Chennai 600 025, Tamil Nadu, - - 2014
A facile preparation of benz-annulated heterocycles were achieved at rt involving a Lewis acid/Brönsted acid mediated annulation of heterocycles using 2,5-dimethoxytetrahydrofuran as a four-carbon synthon. The benz-/naphth-annulation was found to be successful with electron-rich arenes as well.
Shang Xiaofei X Key Laboratory of New Animal Drug Project, Gansu Province, Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Science, Lanzhou, 730050, People's Republic of - - 2014
Usnic acid, a major active compound in lichens, was first isolated in 1884. Since then, usnic acid and its sodium salt (sodium usnic acid) have been used in medicine, perfumery, cosmetics, and other industries due to its extensive biological activities. However, its acaricidal activity has not been studied. In this ...
Hsieh Po-Hung PH Division of Chemical Biology and Medicinal Chemistry, Eshelman School of Pharmacy, University of North Carolina, Chapel Hill, NC - - 2014
Heparan sulfate and heparin are highly sulfated polysaccharides that consist of a repeating disaccharide unit of glucosamine and glucuronic or iduronic acid. The 2-O-sulfated iduronic acid (IdoA2S) residue is commonly found in heparan sulfate and heparin; however, 2-O-sulfated glucuronic acid (GlcA2S) is a less abundant monosaccharide (∼<5% of total saccharides). ...
Anumula Kalyan Rao KR Glycan Technologies, King of Prussia, PA 19406, USA. Electronic address: - - 2014
Anthranilic acid (2-aminobenzoic acid, 2-AA) has a remarkable property of reacting rapidly with every type of reducing carbohydrate. Reactivity of 2-AA with carbohydrates in aqueous solutions surpasses all other tags reported to date. This unique capability is attributed to the strategically located -COOH which accelerates Schiff base formation. Monosaccharides, oligosaccharides ...
Vilela Carla C CICECO and Department of Chemistry, University of Aveiro, 3810-193 Aveiro, - - 2014
The chemical composition of the lipophilic extract of ripe pulp of banana fruit from several banana cultivars belonging to the Musa acuminata and Musa balbisiana species (namely 'Chinese Cavendish', 'Giant Cavendish', 'Dwarf Red', 'Grand Nain', 'Eilon', 'Gruesa', 'Silver', 'Ricasa', 'Williams' and 'Zelig') was studied by gas chromatography-mass spectrometry for the ...
Andolfi Anna A Dipartimento di Scienze Chimiche, Università di Napoli Federico II, Complesso Universitario Monte S. Angelo, Via Cintia, 4, 80126 Napoli, - - 2014
In this study, a strain (BL 101) of a species of Lasiodiplodia, not yet formally described, which was isolated from declining grapevine plants showing wedge-shaped cankers, was investigated for its ability to produce in vitro bioactive secondary metabolites. From culture filtrates of this strain three jasmonic acid esters, named lasiojasmonates ...
Fiorani Mara M Dipartimento di Scienze Biomolecolari Università degli Studi di Urbino "Carlo Bo", 61029 Urbino, - - 2014
A U937 cell clone, in which low micromolar concentrations of ascorbic acid (AA) and dehydroascorbic acid (DHA) are taken up at identical rates, was used to investigate possible interactions between transport systems mediating cellular uptake of the two forms of the vitamin. Results obtained with different experimental approaches showed that ...
Lenstra Danny C DC Institute for Molecules and Materials, Radboud University Nijmegen, Heyendaalseweg 135, 6525 AJ Nijmegen, The Netherlands. - - 2014
Unactivated carboxylic acids and amines undergo organocatalytic Ph3P/CCl4-mediated amide bond formation by employing in situ reduction of triphenylphosphine oxide to triphenylphosphine in the presence of diethoxymethylsilane and bis(4-nitrophenyl)phosphate.
Radkov Atanas D AD Department of Plant and Soil Sciences, College of Agriculture, Food, and Environment, University of Kentucky, 311 Plant Science Building, Lexington, KY, 40546-0312, - - 2014
Recent work has shed light on the abundance and diversity of D-amino acids in bacterial extracellular/periplasmic molecules, bacterial cell culture, and bacteria-rich environments. Within the extracellular/periplasmic space, D-amino acids are necessary components of peptidoglycan, and disruption of their synthesis leads to cell death. As such, enzymes responsible for D-amino acid ...
Islam Maidul - - 2014
A simple, efficient and practical method for the synthesis of C-2 deoxy-2-iodo glycoconjugates in self assembled structures was found using PhI(OCOR)2. 2-Iodo glycoserinyl esters were intramolecularly converted into 2-iodo serinyl glycosides which upon dehalogenation gave C-2 deoxy amino acid glycoconjugates.
Rodriguez Fernando - - 2014
α-Methylisoserine, a chiral acyclic quaternary β-amino acid, has been used to mimic secondary structures, when it is incorporated in a homogeneous β2,2-dipeptide. In particular, the observed folded conformations in aqueous solution can be regarded as mimics of β-turn.
Pasvolsky Ronit R Department of Food Quality and Safety, Agricultural Research Organization (ARO), Bet-Dagan, - - 2014
Bacillus species form biofilms within milking pipelines and on surfaces of equipment in the dairy industry which represent a continuous hygiene problem and can lead to serious economic losses due to food spoilage and equipment impairment. Although much is known about the mechanism by which the model organism Bacillus subtilis ...
Satora Pawel P Department of Fermentation Technology and Technical Microbiology, University of Agriculture, ul. Balicka 122, Krakow, - - 2014
The aim of this study was to determine the influence of two different Wickerhamomyces anomalus CBS strains, 1982 and CBS 5759, on the chemical composition and sensory characteristics of Gloster apple wines. They were inoculated into unpasteurized as well as pasteurized apple musts together with a S. cerevisiae strain as ...
Dong Hong - - 2014
The interfacial chemistry of thin (1nm) Si interfacial passivation layers (IPL) deposited on acid etched and native oxide InP (100) samples prior to atomic layer deposition (ALD) is investigated. The P-oxides are scavenged completely from the acid etched samples, but not completely from the native oxide sample. Al-silicate and Hf-silicate ...
Greber Katarzyna E KE Department of Physical Chemistry, Faculty of Pharmacy, Medical University of Gdańsk, Gen. J. Hallera 107, 80-416, Gdańsk, Poland, - - 2014
Cationic amino acid-based surfactants were synthesized via solid phase peptide synthesis and terminal acylation of their α and ε positions with saturated fatty acids. Five new lipopeptides, N-α-acyl-N-ε-acyl lysine analogues, were obtained. Minimum inhibitory concentration and minimum bactericidal (fungicidal) concentration were determined on reference strains of bacteria and fungi to ...
Quach Donna L DL Department of Chemistry, University of Idaho, Moscow, ID 83844, - - 2014
The feasibility of separating U from nitric acid solutions of mixed actinides using tri-n-butylphosphate (TBP)-modified supercritical fluid carbon dioxide (sc-CO2) was investigated. The actinides U, Np, Pu, and Am were extracted into sc-CO2 modified with TBP from a range of nitric acid concentrations, in the absence of, or in the ...
Rehman Riaz Ur RU Horticulture and Floriculture Institute, Government of Punjab, Rawalpindi, - - 2014
Plants exposed to salt stress undergo biochemical and morphological changes even at cellular level. Such changes also include activation of antioxidant enzymes to scavenge reactive oxygen species, while morphological changes are determined as deformation of membranes and organelles. Present investigation substantiates this phenomenon for Caralluma tuberculata calli when exposed to ...
Chen Cuixia C State Key Laboratory of Bioreactor Engineering, East China University of Science and Technology, 130 Meilong Road, Shanghai 200237, - - 2014
In this study, the production of succinic acid from cassava starch and raw cassava instead of glucose by Escherichia coli NZN111 was investigated. During the two-stage fermentation, simultaneous saccharification and fermentation (SSF) was applied in the anaerobic stage. The results showed that both the productivity and specific productivity in the ...
Lee Ki-Cheul KC College of Pharmacy and Institute of Drug Research and Development, Chungnam National University, Daejeon 305-764, Republic of - - 2014
The amino acid-conjugates (1a-k) with eleven amino acids attached to primary amine of (S)-1-[1-(4-aminobenzoyl)-2,3-dihydro-1H-indol-6-sulfonyl]-4-phenyl-imidazolidin-2-one (DW2282, 1) were prepared and studied for their prodrug characteristics and anti-cancer activity against SW620 cell line. All the amino acid derivatives showed not only improved water solubility but also displayed potent anti-cancer activity in vitro. Among these ...
Shahpiri Azar A Department of Agricultural Biotechnology, College of Agriculture, Isfahan University of Technology, Isfahan-, 84156-83111, - - 2014
Cereal seed germination involves mobilization of storage reserves in the starchy endosperm to support seedling growth. In response to gibberellin produced by the embryo the aleurone layer synthesizes hydrolases that are secreted to the endosperm for degradation of storage products. In this study analysis of intracellular protein accumulation and release ...
Rani M Priya MP Agroprocessing and Natural Products Division, National Institute for Interdisciplinary Science and Technology (NIIST), CSIR, Trivandrum, Kerala, 695019, - - 2014
Stereospermum colais (family Bignoniaceae) is a well-known pharmacologically potent medicinal plant reported in traditional systems of medicine. Phytochemical investigation of the roots of S. colais resulted in the isolation of seven compounds, and the metabolites were screened for its α-glucosidase enzyme inhibition and anti-glycation property. The compounds identified were β-sitosterol ...
Selma Maria V MV - - 2014
Urolithins are dibenzypyranone metabolites that exert anti-inflammatory activity in vivo and are produced by the gut microbiota from the dietary polyphenols ellagic acid (EA) and ellagitannins. However, the identification of bacteria involved in this process remains unknown. We report here a new bacterium, capable of metabolizing EA to urolithins, isolated ...
Hevekerl Antje A Thünen-Institute of Agricultural Technology, Bundesallee 50, 38116, Braunschweig, - - 2014
Itaconic acid is an important industrial building block and is produced by the filamentous fungi Aspergillus terreus. To make the optimization process more efficient, a scale-down from shake flasks to microtiter plates was performed. This resulted in comparable product formations, and 87.7 g/L itaconic acid was formed after 10 days of cultivation ...
Yurchenko Olga O 1 University of - - 2014
Low molecular mass (10 kD) cytosolic acyl-CoA binding protein (ACBP) has a substantial influence over fatty acid (FA) composition in oilseeds, possibly via an effect on the partitioning of acyl groups between elongation and desaturation pathways. Previously, we demonstrated that expression of a Brassica napus ACBP (BnACBP) cDNA in the ...
Zhou Yuqing Y Beijing Bioprocess Key Laboratory, College of Life Science and Technology, Beijing University of Chemical Technology, Beijing 100029, PR - - 2014
This work investigated the capability of Rhizopus arrhizus to assimilate biodiesel-derived crude glycerol and convert it into fumaric acid. After optimizing the initial glycerol concentration, spore inoculum and yeast extract concentration, smaller pellets (0.7mm) and higher biomass (3.11g/L) were obtained when R. arrhizus grew on crude glycerol. It was found ...
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