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R W Wulkan et al.
The International journal of biochemistry, 18(11), 1045-1051 (1986-01-01)
The butanol extraction method of Morton (1950), a routine step in enzyme purification, is discussed with special reference to a hydrophobic form of alkaline phosphatase from human liver tissue. This form slowly precipitates from butanol-extracted liver tissue homogenates stored at
G Blomqvist et al.
American journal of physiology. Endocrinology and metabolism, 283(1), E20-E28 (2002-06-18)
Using R-beta-[1-(11)C]hydroxybutyrate and positron emission tomography, we studied the effect of acute hyperketonemia (range 0.7-1.7 micromol/ml) on cerebral ketone body utilization in six nondiabetic subjects and six insulin-dependent diabetes mellitus (IDDM) patients with average metabolic control (HbA(1c) = 8.1 +/-
Jin-Wook Lee et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 15(12), 2595-2603 (2014-05-28)
A dichlorobenzene-functionalized hole-transporting material (HTM) is developed for a CH3NH3PbI3-based perovskite solar cell. Notwithstanding the similarity of the frontier molecular orbital energy levels, optical properties, and hole mobility between the functionalized HTM [a polymer composed of 2'-butyloctyl-4,6-dibromo-3-fluorothieno[3,4-b]thiophene-2-carboxylate (TT-BO), 3',4'-dichlorobenzyl-4,6-dibromo-3-fluorothieno[3,4-b]thiophene-2-carboxylate (TT-DCB)
Alfonso Pérez-Garrido et al.
Bioorganic & medicinal chemistry, 17(2), 896-904 (2008-12-06)
This paper reports a QSAR study for predicting the complexation of a large and heterogeneous variety of substances (233 organic compounds) with beta-cyclodextrins (beta-CDs). Several different theoretical molecular descriptors, calculated solely from the molecular structure of the compounds under investigation
Melody Chen
International journal of toxicology, 24 Suppl 2, 1-20 (2005-09-13)
t-Butyl Alcohol (t-BuOH) is a tertiary aliphatic alcohol that is used as a solvent or an alcohol denaturant and as a perfume carrier in cosmetics. t-BuOH was reported as an ingredient in 32 formulations of eye makeup, fragrance, and shaving
Alireza Khataee et al.
Environmental science and pollution research international, 21(14), 8543-8554 (2014-04-12)
In this paper, degradation of a mixture of three azo dyes was studied by the photo-assisted electrochemical process using an O₂-diffusion cathode containing carbon nanotubes and boron-doped diamond (BDD) anode. The concentration of three textile dyes (C.I. Acid Orange 8
Hongzhen Luo et al.
Bioresource technology, 200, 111-120 (2015-10-18)
Acetone is the major by-product in ABE fermentations, most researches focused on increasing butanol/acetone ratio by decreasing acetone biosynthesis. However, economics of ABE fermentation industry strongly relies on evaluating acetone as a valuable platform chemical. Therefore, a novel ABE fermentation
Elena Grasselli et al.
Drug and alcohol dependence, 143, 112-119 (2014-08-12)
Oxidative stress is implicated in pathogenesis of alcoholic liver disease (ALD). This study investigated the possible correlation among the erythrocyte indices of oxidative stress, the leukocyte panels of antioxidant proteins (metallothioneins), the serum biochemical parameters and the liver steatosis grade.
Quan Chi et al.
Luminescence : the journal of biological and chemical luminescence, 30(7), 990-995 (2015-02-03)
The chemiluminescence (CL) of lucigenin (Luc(2+)) can be enhanced by different alcohols in alkaline solution. The effect of different fatty alcohols on the CL of lucigenin was related to the carbon chain length and the number of hydroxyl groups. Glycerol
Yi Yang et al.
Journal of chromatography. A, 1273, 44-48 (2012-12-26)
A sample pretreatment method using acid-base extraction was established for pH-zone-refining counter-current chromatography (CCC) to increase the yield of the target compound. As the most important step, selection of two-phase solvent system for pH-zone-refining CCC should follow some rules. One
Aleksandra Kasperczyk et al.
Magnesium research, 28(1), 14-22 (2015-05-15)
The present study investigated associations between environmental exposure to magnesium (Mg) and the levels of oxidative stress parameters and selected cytokines, and the antioxidant defense system in the seminal plasma of fertile males. The study population consisted of 57 healthy
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
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
Philip James Thomas Reardon et al.
Journal of biomedical materials research. Part A, 103(12), 3781-3789 (2015-05-28)
Calcium phosphate nanomaterials with controllable morphology and mesostructure were synthesized via a rapid and energy efficient microwave method. An increase in aspect ratio from nanoplates to nanorods was achieved by increasing the solvent chain length, accompanied by a subsequent about
Le Ngoc Tran et al.
Journal of chromatography. A, 1396, 140-147 (2015-04-22)
A weak anion-exchanger chiral selector, quinine-incorporated silica/zirconia hybrid monolithic (QUI-S/ZHM) capillary column was prepared by sol-gel technology. The performance of the QUI-S/ZHM column was investigated for enantioresolution of a set of acidic chiral drugs and dinitrobenzoyl (DNB)-amino acids by capillary
Oliver Simon et al.
Journal of proteomics, 122, 11-25 (2015-04-02)
To increase the efficiency of biocatalysts a thorough understanding of the molecular response of the biocatalyst to precursors, products and environmental conditions applied in bioconversions is essential. Here we performed a comprehensive proteome and phospholipid analysis to characterize the molecular
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
A C McLellan et al.
Analytical biochemistry, 206(1), 12-16 (1992-10-01)
A fluorimetric assay for D-lactate in human blood samples was developed using an endpoint enzymatic assay with D-lactate dehydrogenase from Staphylococcus epidermidis. The intrabatch and interbatch coefficients of variance were 8.7% (n = 4) and 16.6% (n = 4), respectively.
Chih-Chao Wu et al.
Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering, 50(11), 1116-1126 (2015-07-21)
The stable tricyclic structure of the cylindrospermopsin (CYN), a cynotoxin, has presented several challenges to water treatment facilities, as conventional treatment methods have a limited ability to remove it from water. This study examines the effectiveness of titanium dioxide (TiO2)
Dimitris Papamargaritis et al.
Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS), 31, 167-172 (2014-10-02)
Bariatric surgery is widely performed to improve obesity-related disorders, but can lead to nutrient deficiencies. In this study we examined serum trace element concentrations before and after bariatric surgery. We obtained serum trace element concentrations by inductively coupled plasma-mass spectrometry
Neelesh Kumar Nema et al.
Pharmaceutical biology, 51(9), 1182-1187 (2013-06-15)
Centella asiatica (L.) Urban (Apiaceae), a valuable herb described in Ayurveda, is used in the indigenous system of medicine as a tonic to treat skin diseases. Centella asiatica methanol extract and its ethyl acetate, n-butanol and aqueous fraction, were subjected
Komal Sethi et al.
Journal of colloid and interface science, 456, 59-65 (2015-06-21)
In this paper, we report the synthesis, characterization of drug-doped organically modified titania nanoparticles, and their applications in sustained drug release. The drug-doped nanoparticles were synthesized in the hydrophobic core of oil-in-water microemulsion medium. Structural aspects obtained through TEM and
Shinichiro Mine et al.
Endocrine journal, 53(6), 761-766 (2006-09-13)
Accumulation of hyaluronan (HA) around smooth muscle cells in lesions of atherosclerosis in diabetic patients suggests that this protein plays an important role in diabetic angiopathy. The aim of this study was to determine the correlation between serum HA concentrations
Emanuela Scolamiero et al.
Molecular bioSystems, 11(6), 1525-1535 (2015-02-18)
Inborn errors of metabolism are genetic disorders due to impaired activity of enzymes, transporters, or cofactors resulting in accumulation of abnormal metabolites proximal to the metabolic block, lack of essential products or accumulation of by-products. Many of these disorders have
Margherita Ruoppolo et al.
Molecular bioSystems, 11(9), 2483-2492 (2015-07-04)
A sex-gender approach in laboratory medicine is scarce; furthermore, the influence of sex on acylcarnitines and amino acid levels at birth has not been thoroughly investigated, even if sex impacts on newborn screening. We aimed to establish the influence of
Iwona Żur et al.
Plant reproduction, 26(3), 297-307 (2013-07-05)
Miscanthus × giganteus is a popular energy crop, which due to its hybrid origin is only vegetatively reproduced. Asexual embryogenesis in anther and microspore culture leading to double haploids production could allow to regain the ability for sexual reproduction and to increase
R S Ray et al.
Nitric oxide : biology and chemistry, 43, 62-73 (2014-08-30)
Global cerebral ischemia/reperfusion (GCI/R) injury encompasses complex pathophysiological sequalae, inducing loss of hippocampal neurons and behavioural deficits. Progressive neuronal death and memory dysfunctions culminate from several different mechanisms like oxidative stress, excitotoxicity, neuroinflammation and cholinergic hypofunction. Experimental evidences point to
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
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
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
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