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Showing 1-30 of 112 results for "W248924" within Papers
Gang Cao et al.
Food chemistry, 140(1-2), 273-279 (2013-04-13)
The aim of this study was to investigate the protective effect of 5-HMF on human umbilical vein endothelial cells (HUVECs) injured by high glucose in vitro, and the mechanism underlying this process. Our results demonstrated that high glucose-induced oxidative stress
Guosong Lai et al.
Biosensors & bioelectronics, 74, 660-665 (2015-07-24)
A Prussian blue (PB) functionalized mesoporous carbon nanosphere (MCN) composite was prepared for loading signal antibody and high-content glucose oxidase (GOD) to obtain a new nanoprobe for sensitive electrochemical immunoassay. The MCN nanocarrier with an average diameter of 180 nm
Menggen Ma et al.
Applied microbiology and biotechnology, 97(18), 8411-8425 (2013-08-06)
Aldehyde inhibitors such as furfural and 5-hydroxymethylfurfural (HMF) are generated from biomass pretreatment. Scheffersomyces stipitis is able to reduce furfural and HMF to less toxic furanmethanol and furan-2,5-dimethanol; however, the enzymes involved in the reductive reaction still remain unknown. In
Yuwadee Ackarabanpojoue et al.
Journal of food science, 80(5), E998-1004 (2015-04-02)
This study aimed at investigating the effect of nitrate removal from pineapple juice by electrodialysis (ED) on selected properties of the ED-treated juice. Single-strength pineapple juice with reduced pulp content was treated by ED to reduce the nitrate concentration to
JianCai Zhu et al.
Journal of agricultural and food chemistry, 63(34), 7499-7510 (2015-08-11)
The aroma profile of oolong tea infusions (Dongdingwulong, DDWL; Tieguanyin, TGY; Dahongpao, DHP) were investigated in this study. Gas chromatography-olfactometry (GC-O) with the method of aroma intensity (AI) was employed to investigate the aroma-active compounds in tea infusions. The results
Arvind H Jadhav et al.
Bioresource technology, 132, 342-350 (2013-02-26)
Acidity modified silver exchanged silicotungstic acid (AgSTA) catalyst was prepared and characterized by X-ray diffraction, FT-IR spectroscopy, Raman spectroscopy, FT-IR pyridine adsorption, SEM imaging, EDX mapping, and antimicrobial activity was also tested. The catalytic activity was evaluated for the dehydration
Audrey R Smith et al.
Journal of mass spectrometry : JMS, 50(11), 1206-1213 (2015-10-28)
Absolute photoionization cross sections of the molecules 2-ethylfuran, 2-acetylfuran and furfural, including partial ionization cross sections for the dissociative ionized fragments, are measured for the first time. These measurements are important because they allow fuel quantification via photoionization mass spectrometry
Juan C López-Linares et al.
Bioresource technology, 190, 97-105 (2015-05-04)
Rapeseed straw constitutes an agricultural residue with great potential as feedstock for ethanol production. In this work, uncatalyzed steam explosion was carried out as a pretreatment to increase the enzymatic digestibility of rapeseed straw. Experimental statistical design and response surface
Enbo Xu et al.
Journal of food science, 80(7), C1476-C1489 (2015-06-20)
Enzymatic extrusion, instead of traditional steam cooking, to treat rice is an efficient and alternative pretreatment for Chinese rice wine fermentation. In order to determine the formation of volatiles in enzymatic extrusion-processed rice wine (EE), and to confirm its characteristic
Yongguang Guan et al.
Food chemistry, 143, 60-65 (2013-09-24)
Supercritical carbon dioxide fluid extraction was used to extract 5-hydroxymethyl-2-furfural from caramel colour (solid content was about 75%). The procedure was carried out by response surface methodology using a quadratic polynomial model. Extraction pressure, time, temperature and ethanol content were
Zhi-Min Zhao et al.
Bioresource technology, 192, 547-555 (2015-06-21)
Traditional sterilization of solid medium (SM) requires lengthy time, degrades nutrients, and even sterilizes inadequately compared with that of liquid medium due to its low thermal conductivity. A novel sterilization strategy, high-temperature and short-time steam explosion (SE), was exploited for
D Domínguez-Valhondo et al.
Food science and technology international = Ciencia y tecnologia de los alimentos internacional, 19(2), 167-176 (2013-01-08)
Honeybee-collected pollen constitutes a potential source of energy and proteins for human consumption. The aim of this study was to determinate if the volatile fraction of pollen is affected by the application of industrial treatment processes and by the floral
Jian Zhang et al.
Preparative biochemistry & biotechnology, 43(1), 1-21 (2012-12-12)
In order to improve the efficiency of distillers' grains converting to ethanol, 13 dilute solution explosions were evaluated based on the optimization of pure water explosion. To decrease residual inhibitor content, the exploded slurry was dried at 105°C. Using a
Edwin van der Pol et al.
Bioresource technology, 181, 114-123 (2015-02-04)
Sugarcane bagasse is an interesting feedstock for the biobased economy since a large fraction is polymerized sugars. Autohydrolysis, alkaline and acid pretreatment conditions combined with enzyme hydrolysis were used on lignocellulose rich bagasse to acquire monomeric. By-products found after pretreatment
T B Adams et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 35(8), 739-751 (1997-08-01)
The Expert Panel of the Flavor and Extract Manufacturers' Association (FEMA) has assessed the safety of furfural for its continued use as a flavour ingredient. The safety assessment takes into account the current scientific information on exposure, metabolism, pharmacokinetics, toxicology
Laura Faba et al.
ChemSusChem, 6(3), 463-473 (2013-01-31)
A new procedure for improving the performance of the most common catalysts used in aqueous-phase aldol condensation (Mg-Zr mixed oxides) reactions is presented. This reaction is of interest for upgrading carbohydrate feedstocks. The procedure involves supporting Mg-Zr oxides on non-microporous
Xiang-Ling Tan et al.
Natural product communications, 9(4), 529-532 (2014-05-30)
Eucommiae Cortex (Eucommia ulmoides Oliver Bark) has been used for anti-osteoporosis usually as an ethnic drug for hundred years in China. In this study, a bioactive compound, 5-(hydroxymethyl)-2-furaldehyde (5-HMF), was isolated from Eucommiae Cortex. We found that after rat bone
Hiroshi Kimura et al.
The journal of physical chemistry. A, 117(10), 2102-2113 (2013-03-06)
Noncatalytic reactions of D-fructose were kinetically investigated in dimethylsulfoxide (DMSO), water, and methanol as a function of time at temperatures of 30-150 °C by applying in situ (13)C NMR spectroscopy. The products were quantitatively analyzed with distinction of isomeric species
Haitang Liu et al.
Bioresource technology, 131, 315-320 (2013-01-31)
This study aimed to produce furfural from the PHL. Results showed best furfural yield of 32.8% and the furfural selectivity of 37.7% in the monophase system (170 °C, 100 min), while they were 60.1% and 69.8%, respectively in the biphase
Maryam Chaichi et al.
Food additives & contaminants. Part B, Surveillance, 8(1), 73-80 (2014-10-31)
In this study, the levels of furan, 2-methylfuran, 2,5-dimethylfuran, vinyl furan, 2-methoxymethyl-furan and furfural in different coffee products were evaluated. Simultaneous determination of these six furanic compounds was performed by a head space liquid-phase micro-extraction (HS-LPME) method. A total of
Jean-Paul Lange et al.
ChemSusChem, 5(1), 150-166 (2012-01-04)
Furfural offers a promising, rich platform for lignocellulosic biofuels. These include methylfuran and methyltetrahydrofuran, valerate esters, ethylfurfuryl and ethyltetrahydrofurfuryl ethers as well as various C(10)-C(15) coupling products. The various production routes are critically reviewed, and the needs for improvements are
Charlotte van Rooijen et al.
Journal of agricultural and food chemistry, 62(35), 8883-8891 (2014-08-05)
During processing of pet food, the Maillard reaction occurs, which reduces the bioavailability of essential amino acids such as lysine and results in the formation of advanced Maillard reaction products (MRPs). The aim of this study was to quantitate MRPs
Jianghua He et al.
ChemSusChem, 6(1), 61-64 (2012-12-12)
It's nano: Small and uniform chromium nanoparticles, either preformed or generated in situ, effectively catalyze the conversion of glucose into 5-hydroxymethyl furfural. The results compare favorably with those achieved by using a catalyst system based on divalent CrCl(2) in ionic
Wei Qi et al.
Journal of industrial microbiology & biotechnology, 41(10), 1553-1562 (2014-08-03)
As one of the major microbes in the soy sauce fermentation, Candida versatilis enriches the flavor and improves the quality of soy sauce. In this study, a combination of five different GC-MS and LC-MS-based metabolome analytical approaches was used to
Fatma Mechmech et al.
Bioresource technology, 192, 287-295 (2015-06-06)
The feasibility of using hardwood hemicellulosic pre-hydrolysate recovered from a dissolving pulping process for Acetone-Butanol-Ethanol (ABE) fermentation has been investigated. Dilutions and detoxification methods based on flocculation and nanofiltration were tested to determine the inhibitory concentration of phenolic compounds and
Ni Yang et al.
Food chemistry, 141(2), 1354-1360 (2013-06-26)
The influence of choice of flavour solvent, propylene glycol (PG) or triacetin (TA), was investigated during accelerated shelf life (ASL) testing of shortcake biscuits. Specifically, the differential effect on the stability of added vanillin, the natural baked marker compound 5-(hydroxymethyl)furfural
Xin Wang et al.
Omics : a journal of integrative biology, 17(3), 150-159 (2013-02-21)
During hydrolysis of lignocellulosic biomass, a broad range of inhibitors are generated, which interfere with yeast growth and bioethanol production. In order to improve the strain tolerance to multiple inhibitors--acetic acid, furfural, and phenol (three representative lignocellulose-derived inhibitors) and uncover
Wenju Wang et al.
Bioresource technology, 183, 188-194 (2015-03-07)
Direct catalytic transformation of xylan-type hemicelluloses to furfural in the aqueous system and the biphasic system were comparatively investigated under mild conditions. Screening of several promising chlorides for conversion of beech xylan in the aqueous system revealed the Lewis acid
Jae Won Lee et al.
Bioresource technology, 182, 296-301 (2015-02-24)
The objectives of this study were to explore the feasibility of applying sequential dilute acid and alkali pretreatment into the hydrolysis of corn stover and to elucidate the effects of structural changes in the biomass on its enzymatic digestibility. H2SO4
Furong Li et al.
Environmental technology, 36(24), 3103-3111 (2015-05-27)
In this study, the feasibility of using a combined adsorption and Fenton-like oxidation process (with zero-valent iron (ZVI) residue from heat wraps as an absorbent and catalyst) to remove furfural in the solution was evaluated. The influencing parameters (e.g. pH
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