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Xiangfeng Niu et al.
Applied microbiology and biotechnology, 99(4), 1845-1857 (2015-02-11)
Butanol is highly toxic to cyanobacterial cells, which could restrict the future application of this renewable system in producing carbon neutral biofuel butanol. To seek knowledge regarding butanol tolerance in cyanobacteria, a library of response regulator (RR) gene mutants of
Husam Aljwaid et al.
Journal of diabetes and its complications, 29(7), 943-949 (2015-06-25)
To investigate the association between circulating non-transferrin-bound iron [NTBI], and markers of oxidative stress, endothelial function and inflammation in subjects with type 2 diabetes and non-diabetic subjects with varying degrees of obesity. Plasma NTBI was measured by HPLC, together with
Marvin Gruhn et al.
Bioresource technology, 200, 624-630 (2015-11-10)
This study compared the acidogenic fermentation of Scenedesmus sp.-AMDD at laboratory-scale, under mesophilic (35°C) and thermophilic conditions (55°C). Preliminary batch tests were performed to evaluate best conditions for volatile fatty acid (VFA) production from microalgal biomass, with respect to the
David P Ward et al.
Journal of chromatography. A, 1411, 84-91 (2015-08-19)
A critical step in the bioprocessing of sustainable biomass feedstocks, such as sugar beet pulp (SBP), is the isolation of the component sugars from the hydrolysed polysaccharides. This facilitates their subsequent conversion into higher value chemicals and pharmaceutical intermediates. Separation
A Avogaro et al.
Journal of lipid research, 30(11), 1811-1817 (1989-11-01)
In this study we employed a capillary gas-liquid chromatographic-mass spectrometric (GLC-MS) method to measure the plasma concentrations of 3-hydroxybutyrate (3-OHB) and 3-hydroxyisobutyrate (3-OHIB) in overnight fasted diabetic subjects and in normal subjects. Plasma contents of 3-hydroxybutyrate measured in this fashion
Anatoly V Skalny et al.
Environmental monitoring and assessment, 187(11), 677-677 (2015-10-09)
Appropriate reference values of hair trace element content are required for correct interpretation of biomonitoring data. The primary objective of the current study was to estimate the reference values of selected essential trace elements in hair of adult Russian population.
Tatiana P Rogasevskaia et al.
The Journal of biological chemistry, 290(48), 28683-28696 (2015-10-04)
There are a diversity of interpretations concerning the possible roles of phospholipase D and its biologically active product phosphatidic acid in the late, Ca(2+)-triggered steps of regulated exocytosis. To quantitatively address functional and molecular aspects of the involvement of phospholipase
Katja Witschas et al.
Biochimica et biophysica acta, 1848(5), 1147-1156 (2015-02-18)
The transient receptor potential ankyrin 1 channel (TRPA1) belongs to the TRP cation channel superfamily that responds to a panoply of stimuli such as changes in temperature, calcium levels, reactive oxygen and nitrogen species and lipid mediators among others. The
Xinjiong Ni et al.
Journal of chromatography. A, 1370, 263-269 (2014-12-03)
A novel polymeric micelle, formed by random copolymer poly (stearyl methacrylate-co-methacrylic acid) (P(SMA-co-MAA)) has been used as pseudostationary phase (PSP) in electrokinetic chromatography (EKC) for simultaneous and rapid determination of 11 kinds of water- and fat-soluble vitamins in this work.
Isabel Ten-Doménech et al.
Journal of agricultural and food chemistry, 63(24), 5761-5770 (2015-06-02)
In this work, a method for the separation of triacylglycerols (TAGs) present in human milk and from other mammalian species by reversed-phase high-performance liquid chromatography using a core-shell particle packed column with UV and evaporative light-scattering detectors is described. Under
Yuhe Cao et al.
Bioresource technology, 196, 525-532 (2015-08-21)
Butanol can be produced from biomass via fermentation and used in vehicles. Unfortunately, butanol is toxic to the microbes, and this can slow fermentation rates and reduce butanol yields. Butanol can be efficiently removed from fermentation broth by gas stripping
Adrian Weisz et al.
Journal of chromatography. A, 1380, 120-129 (2015-01-17)
Three low-level subsidiary color impurities (A, B, and C) often present in batches of the color additive D&C Red No. 33 (R33, Acid Red 33, Colour Index No. 17200) were separated from a portion of R33 by spiral high-speed counter-current
Jin-Wook Lee et al.
Advanced materials (Deerfield Beach, Fla.), 26(29), 4991-4998 (2014-06-14)
Perovskite solar cells with power conversion efficiencies exceeding 16% at AM 1.5 G one sun illumination are developed using the black polymorph of formamidnium lead iodide, HC(NH2)2 PbI3 . Compared with CH3 NH3 PbI3 , HC(NH2 )2 PbI3 extends its
Corissa L Rodgers et al.
Forensic science international, 240, 144-150 (2014-05-09)
Previous studies performed by our research group have suggested that zeolites are a suitable adsorbent for the recovery of oxygenates from fire debris through heated passive headspace extraction. Zeolite 13X, in particular, has been shown to be effective for recovering
Nguyen Duy Binh et al.
Environmental technology, 35(9-12), 1121-1132 (2014-04-08)
Decomposition of 2,3,7,8-Tetrachlorodibenzo-p-dioxin (2,3,7,8-TCDD) present in soil under ultraviolet (UV) illumination (350-400nm) was investigated using a combination of nontoxic solvents mixed in soil and nanoscale anatase TiO2 (nTiO2) distributed on 2mm top soil surface. Three types of UV-exposure experiments were
Syame Khater et al.
Journal of chromatography. A, 1373, 197-210 (2014-12-09)
In enantioselective supercritical fluid chromatography (SFC) with chiral stationary phases (CSP), the elution strength of carbon dioxide is usually modulated by the use of polar organic solvents, also called modifiers. Alcohols like methanol, ethanol and isopropanol are the most commonly
Dildar Ahmed et al.
Pakistan journal of pharmaceutical sciences, 26(3), 553-559 (2013-04-30)
The present study aimed to establish relationship between urease and alpha-amylase inhibitory activities on the one hand and on the other between anti-enzymatic activities and total phenolic contents of the methanolic extract of roots of Rumex acetosella and its fractions
A V Greco et al.
Nutrition (Burbank, Los Angeles County, Calif.), 14(4), 351-357 (1998-05-20)
Dodecanedioic acid (C12) is an even-numbered dicarboxylic acid (DA). Dicarboxylic acids are water-soluble substances with a metabolic pathway intermediate to those of lipids and carbohydrates. Previous studies showed that contrary to other DAs, very low amounts of C12 are lost
Pazhamalai Anbarasan et al.
Nature, 491(7423), 235-239 (2012-11-09)
Nearly one hundred years ago, the fermentative production of acetone by Clostridium acetobutylicum provided a crucial alternative source of this solvent for manufacture of the explosive cordite. Today there is a resurgence of interest in solventogenic Clostridium species to produce
Ines van Dooren et al.
Journal of ethnopharmacology, 169, 69-75 (2015-04-12)
Infusions of Herniaria hirsuta L., Herniaria glabra L. and Herniaria fontanesii J.Gay are well known in Moroccon folk medicine for the treatment of biliary dyskinesia, (uro)lithiasis or as a diuretic. Herniariae Herba which can contain H. glabra and H. hirsuta
A Iu Gulevich et al.
Prikladnaia biokhimiia i mikrobiologiia, 48(4), 383-388 (2012-10-06)
Anaerobic biosynthesis of 1-butanol from glucose is investigated in recombinant Escherichia coli strains which form butyryl-CoA using the heterologous enzyme complex of clostridia or as a result of a reversal in the action of native enzymes of the fatty acid
Ali Rezaei-Golmisheh et al.
Iranian journal of basic medical sciences, 18(7), 691-699 (2015-09-12)
The current study was aimed to determine the bioactive constituents and biological effects of the Crataegus monogyna ethanolic extracts from bark, leaves and berries on hypercholesterolemia. Oleanolic acid, ursolic acid, quercetin and lupeol concentrations were quantified by HPLC. Total phenol
J R Bales et al.
Clinical chemistry, 30(3), 426-432 (1984-03-01)
Numerous low-Mr metabolites--including creatinine, citrate, hippurate, glucose, ketone bodies, and various amino acids--have been identified in 400- and 500-MHz proton nuclear magnetic resonance (1H NMR) spectra of intact human urine. The presence of many of these was related to the
Joel G Davis et al.
Nature, 491(7425), 582-585 (2012-11-23)
Hydrophobic hydration is considered to have a key role in biological processes ranging from membrane formation to protein folding and ligand binding. Historically, hydrophobic hydration shells were thought to resemble solid clathrate hydrates, with solutes surrounded by polyhedral cages composed
Sampa Maiti et al.
Talanta, 141, 116-121 (2015-05-13)
A new, simple, rapid and selective spectrophotometric method has been developed for detection and estimation of butanol in fermentation broth. The red colored compound, produced during reduction of diquat-dibromide-monohydrate with 2-mercaptoethanol in aqueous solution at high pH (>13), becomes purple
Shivika Sharma et al.
Biotechnology progress, 31(3), 715-723 (2015-03-05)
Gallic acid (3, 4, 5- trihydroxybenzoic acid) is an important antioxidant, anti-inflammatory, and radical scavenging agent. In the present study, a purified thermo-tolerant extra-cellular lipase of Bacillus licheniformis SCD11501 was successfully immobilized by adsorption on Celite 545 gel matrix followed
Volatile components of mushroom (Agaricus subrufecens)
Chen CC & Wu CM
Journal of Food Science, 49(4), 1208-1209 (1984)
Gopa Mishra et al.
Dalton transactions (Cambridge, England : 2003), 41(47), 14299-14308 (2012-10-09)
A series of tungstate promoted β-SiC catalysts was synthesized by a wetness impregnation method. The as synthesized catalysts were unambiguously characterized by XRD, Raman, FTIR, XPS, UV-Vis DRS, TEM, BET surface areas and FE-SEM, and simultaneously the total amount of
Yvonne F Brünner et al.
The Journal of clinical endocrinology and metabolism, 98(10), E1626-E1630 (2013-08-10)
High densities of insulin receptors are found throughout the human brain, including the olfactory bulb, an essential brain area for odor processing. This brain region is the phylogenetically oldest part of the olfactory central nervous system. We hypothesized that enhanced
V Matvejev et al.
The journal of physical chemistry. B, 116(48), 14071-14077 (2012-11-17)
Solvation in water requires minimizing the perturbations in its hydrogen bonded network. Hence solutes distort water molecular motions in a surrounding domain, forming a molecule-specific hydration shell. The properties of those hydration shells impact the structure and function of the
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