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Xiuping Zhu et al.
Environmental science & technology, 48(12), 7157-7163 (2014-05-28)
Several technologies, including pressure-retarded osmosis (PRO), reverse electrodialysis (RED), and capacitive mixing (CapMix), are being developed to recover energy from salinity gradients. Here, we present a new approach to capture salinity gradient energy based on the expansion and contraction properties
Jevgenija Ponomarenko et al.
Phytochemistry, 103, 178-187 (2014-04-08)
A series of diarylheptanoids, namely 1,7-bis-(3,4-dihydroxyphenyl)-heptan-3-one-5-O-D-xylopyranoside (oregonin), 1,7-bis-(3,4-dihydroxyphenyl)-3-hydroxyheptane-5-O-β-D-xylopyranoside and 1,7-bis-(4-hydroxyphenyl)-heptane-3-one-5-O-β-D-glucopyranoside (platyphylloside), were isolated from the bark of alder family trees, a species widely spread over in Europe. As antioxidants, these natural polyphenols have a promising potential in various fields of
J P Dzoyem et al.
Journal of ethnopharmacology, 160, 194-201 (2014-12-06)
Oxidative stress and inflammatory conditions are among the pathological features associated with the central nervous system in Alzheimer׳s disease. Traditionally, medicinal plants have been used to alleviate inflammation, pains and also other symptoms possibly associated with Alzheimer׳s disease. Therefore, the
Su Yun Lee et al.
Food chemistry, 165, 157-166 (2014-07-21)
In this study, a comprehensive metabolite profile analysis of doenjang, a fermented soybean paste, at various steps of its industrial 5-step production process was conducted, by combining gas and liquid chromatography-mass spectrometry techniques with multivariate analysis. From the partial least
Tianyou Chen et al.
Langmuir : the ACS journal of surfaces and colloids, 28(42), 15024-15032 (2012-10-03)
Organic-inorganic hybrid mesoporous polymers were successfully synthesized by using a template-directed free radical polymerization technique in aqueous solution at 0-5 °C with oxidative complexes as self-decomposed soft templates. The oxidative complexes ((CTA)(2)S(2)O(8)), which were formed between anionic oxidant (S(2)O(8)(2-)) and
Sadanand Pandey et al.
International journal of biological macromolecules, 49(4), 527-535 (2011-06-23)
Graft copolymer of xanthan gum (XG) and ethylacrylate (EA) has been synthesized by free radical polymerization using potassium peroxydisulfate (KPS) as an initiator in an air atmosphere. The grafting parameters, i.e. grafting ratio and efficiency decrease with increase in concentration
S Christine Paetzold et al.
Biofouling, 27(6), 655-665 (2011-07-05)
With the increasing spread of invasive marine species and their detrimental effects on aquaculture operations globally, mitigation strategies need to be optimized to mitigate economic impacts. The efficacy of a potassium monopersulphonate triple salt based disinfectant used in the aquaculture
Guangyin Zhen et al.
Bioresource technology, 116, 259-265 (2012-05-01)
The potential benefits of Fe(II)-activated persulfate oxidation on sludge dewatering and its mechanisms were investigated in this study. Capillary suction time (CST) was used to evaluate sludge dewaterability. Both extracellular polymeric substances (EPS) and viscosity were determined in an attempt
T S Anirudhan et al.
Journal of environmental radioactivity, 106, 8-19 (2012-02-07)
A novel adsorbent poly(methacrylic acid)-grafted chitosan/bentonite (CTS-g-PMAA/Bent) composite was prepared through graft copolymerization reaction of methacrylic acid and chitosan in the presence of bentonite (Bent) and N,N'- methylenebisacrylamide as a crosslinker. The composite was well characterized using FTIR, XRD, XPS
Matthew R Chin et al.
ACS chemical neuroscience, 6(4), 542-550 (2015-01-24)
The natural product vinaxanthone has demonstrated a remarkable capability to promote nerve growth following injury or transplantation. In rats following total transection of the spinal cord delivery of vinaxanthone enhanced axonal regeneration, remyelination and angiogenesis at the site of injury
Cheng Zhang et al.
Huan jing ke xue= Huanjing kexue, 32(10), 2949-2955 (2012-01-28)
Effects of temperatures, PS concentrations and ZVI dosages on AO7 decomposition were investigated in sole heat and ZVI activating systems. The degradation results of two systems were compared for selecting a better activating way for AO7 degradation and finally the
Lianli Yang et al.
Carbohydrate polymers, 90(2), 853-858 (2012-07-31)
Sodium alginate/Na(+)-rectorite (SA/Na(+)REC) intercalated nano-composite microspheres were prepared in an inverse suspension system. The effect of the preparation conditions of SA/Na(+)REC composite microspheres on adsorption capacity for Basic Blue 9 was investigated. The structure and morphology were analyzed by Fourier
Jean Paul Dzoyem et al.
Journal of ethnopharmacology, 156, 1-8 (2014-08-26)
Culinary herbs and spices are widely used ethnomedically across Africa. They are traditionally employed in the treatment of several ailments including inflammation disorders, pain alleviation and infectious diseases. Pharmacological studies are necessary to provide a scientific basis to substantiate their
Mehdi Jalali-Heravi et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 983-984, 83-89 (2015-01-27)
In analysis of complex natural matrices by gas chromatography-mass spectrometry (GC-MS), many disturbing factors such as baseline drift, spectral background, homoscedastic and heteroscedastic noise, peak shape deformation (non-Gaussian peaks), low S/N ratio and co-elution (overlapped and/or embedded peaks) lead the
Fuming Chen et al.
Langmuir : the ACS journal of surfaces and colloids, 27(15), 9174-9181 (2011-07-01)
Graphene oxide (GO) can be viewed as an amphiphilic soft material, which form thin films at organic solvent-water interfaces. However, organic solvent evaporation provides little driving force, which results in slow GO transfer in aqueous phase, thus dawdling GO film
Anthony S Danko et al.
New biotechnology, 30(1), 39-43 (2012-05-23)
The ability of pentane, benzene, and toluene to support aerobic cometabolism of ethylene dibromide (1,2-dibromoethane, EDB) was evaluated. A pentane enrichment culture cometabolized EDB, with a transformation capacity of 0.35 μmol EDB/mg biomass (66.2 μg EDB/mg biomass) in the absence
Sina Dobaradaran et al.
Bulletin of environmental contamination and toxicology, 85(5), 530-533 (2010-11-12)
Potential of groundwater contamination by trichloroethylene (TCE) and other volatile organic compounds VOCs near car industry was conducted in this study. TCE, PCE, toluene, xylene, dichloromethane, cyclohexane, n-hexane and n-pentane were detected in all groundwaters. Mean TCE levels in groundwater
Umile Gianfranco Spizzirri et al.
Pharmaceutical development and technology, 20(3), 288-296 (2013-12-03)
In this study, pH-responsive hydrogels, synthesized by the coupling reaction of polyacrylic acid and catechin, are proposed as carriers of oxidable drugs toward the GI tract. The presence of polyphenolic moieties in the network gives the polymers properties suitable for
Dongsheng Guo et al.
Journal of hazardous materials, 186(2-3), 1788-1793 (2011-01-18)
The solvents n-pentane, methylene dichloride, ethyl ether and dodecylbenzenesulphonic acid sodium were used to regenerate exhausted activated carbon used in the process of treating coking wastewater, and the efficiency, ability, and optimum conditions of the different solvents on this regeneration
Rui P M F Bonifácio et al.
The journal of physical chemistry. B, 114(48), 15897-15904 (2010-11-12)
The solubility of xenon in liquid n-pentane and n-hexane has been studied experimentally, theoretically, and by computer simulation. Measurements of the solubility are reported for xenon + n-pentane as a function of temperature from 254 to 305 K. The uncertainty
Mihir D Oza et al.
Carbohydrate research, 357, 23-31 (2012-06-29)
New fluorescent polysaccharides were synthesized by grafting the nucleobase adenine on to the backbones of agarose and κ-carrageenan, which were characterized by FT-IR, (13)C NMR, TGA, XRD, UV, and fluorescence properties. The synthesis involved a rapid water based potassium persulfate
Barney M Bishop et al.
PloS one, 10(2), e0117394-e0117394 (2015-02-12)
Cationic antimicrobial peptides and their therapeutic potential have garnered growing interest because of the proliferation of bacterial resistance. However, the discovery of new antimicrobial peptides from animals has proven challenging due to the limitations associated with conventional biochemical purification and
Carmelo Herdes et al.
Langmuir : the ACS journal of surfaces and colloids, 27(24), 14940-14946 (2011-11-09)
In this work, we compare experimental results to molecular simulation results of volatile organic compound (VOC) adsorption on nonporous silica. We adopted an effective model for the rough solid surface, obtained by a temperature annealing scheme, plus an experimental/simulation nitrogen
Natasha Arksey et al.
Bioorganic & medicinal chemistry, 22(15), 3931-3937 (2014-07-16)
The 2-[(18)F]fluoro-3-pent-4-yn-1-yloxypyridine ([(18)F]FPyKYNE) analog of the potent non-peptide angiotensin II type 1 receptor (AT1R) blocker losartan was produced via click chemistry linking [(18)F]FPyKYNE to azide-modified tetrazole-protected losartan followed by TFA deprotection. Preliminary small animal imaging with positron emission tomography (PET)
Z. Sulcek et al.
Methods of Decomposition in Inorganic Analysis (1989)
Michael H Abraham et al.
European journal of medicinal chemistry, 44(2), 885-890 (2008-07-08)
The convulsant activity of 48 compounds studied by Eger et al. has been analyzed using an Abraham solvation equation. Four compounds identified by Eger et al. as more potent than expected were similarly identified, and for the remaining 44 compounds
Saer Samanipour et al.
Journal of chromatography. A, 1375, 123-139 (2014-12-17)
Comprehensive two-dimensional gas chromatography (GC×GC) is used widely to separate and measure organic chemicals in complex mixtures. However, approaches to quantify analytes in real, complex samples have not been critically assessed. We quantified 7 PAHs in a certified diesel fuel
Chuang Xue et al.
Biotechnology and bioengineering, 113(1), 120-129 (2015-06-03)
Butanol is considered as an advanced biofuel, the development of which is restricted by the intensive energy consumption of product recovery. A novel two-stage gas stripping-pervaporation process integrated with acetone-butanol-ethanol (ABE) fermentation was developed for butanol recovery, with gas stripping
Jörg Ziegler et al.
Amino acids, 46(12), 2799-2808 (2014-09-15)
A new method for the determination of amino acids is presented. It combines established methods for the derivatization of primary and secondary amino groups with 9-fluorenylmethoxycarbonyl chloride (Fmoc-Cl) with the subsequent amino acid specific detection of the derivatives by LC-ESI-MS/MS
Ruby Bansal et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 87(3), 461-471 (2014-05-16)
Intracellular nature and diversified locations of infectious and parasitic diseases such as leishmaniasis, trypanosomiasis, tuberculosis and hepatitis B and C pose a significant global burden and challenge to the scientists working in the area of drug discovery and drug delivery.
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