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Showing 1-30 of 133 results for "379824" within Papers
Hong-Sook Bae et al.
Natural product communications, 10(6), 963-968 (2015-07-23)
This study examined the anthocyanin composition and antioxidant activity of various berries cultivated in Korea: blueberry, crowberry, Korean black raspberry, mulberry, and strawberry. The anthocyanins in berries were identified by high-performance liquid chromatography (HPLC) analysis, and each component was quantitatively
Sara Castiglioni et al.
International journal of food sciences and nutrition, 66(5), 491-497 (2015-05-29)
The influence of commonly used steeping times and temperatures, as well as leaf size on the antioxidant activity and sensory attributes of tea were studied. Five unblended white and green tea samples from China and Malawi, infused in hot (70āĀ°C
Rassarin Chatthongpisut et al.
Food chemistry, 188, 99-105 (2015-06-05)
The changes in anthocyanins, phenolic compounds, and antioxidant activities of Thai purple rice cooked by various cooking devices, including an electric rice cooker, an autoclave and a microwave oven, were investigated. In raw rice, cyanidin-3-glucoside (cy-3-glu) and peonidin-3-glucoside (pn-3-glu) are
Zhengzong Wu et al.
Food chemistry, 194, 671-679 (2015-10-17)
The application of attenuated total reflectance infrared spectroscopy (ATR-IR), Raman spectroscopy (RS) and combination of ATR-IR and RS for measurements of total antioxidant capacity (TAC) and total phenolic content (TPC) of Chinese rice wine (CRW) were investigated in this study.
Yeong Hwan Seo et al.
Bioresource technology, 200, 1073-1075 (2015-11-29)
In this study, persulfate, a solid-type oxidant, was adopted as a substitute for hydrogen peroxide in extracting lipid from microalgae biomass. Microalgae cells were concentrated at pH 3 and with 200mg/L of ferric chloride, conditions which can activate oxidants such
Felipe JimƩnez-Aspee et al.
Food chemistry, 194, 908-919 (2015-10-17)
The Chilean raspberry Rubus geoides Sm. (Rosaceae) is a native species occurring in the Patagonia. Five R. geoides samples were assessed for phenolic content and composition, antioxidant activity, effect on total reduced glutathione (GSH) synthesis and protective effect against H2O2
Jenny Castro et al.
Journal of Crohn's & colitis, 9(11), 1004-1015 (2015-07-30)
Physalis peruviana [cape gooseberry] is highly appreciated for its commercial value. The Colombian ecotype is in great demand in the international market, particularly for the unique morphological characteristics of the calyx, which has extended use as a traditional herbal remedy
Rihui Su et al.
Journal of chromatography. A, 1405, 23-31 (2015-06-17)
In this work, polymerized high internal phase emulsion (polyHIPE) monoliths were prepared and applied as monolithic adsorbent materials for proconcentration of trace polycyclic aromatic hydrocarbons (PAHs) from large-volume water samples. The monolithic polyHIPE columns were prepared by in situ polymerization
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
Ruben Magni et al.
Journal of translational medicine, 13, 346-346 (2015-11-06)
Prompt antibiotic treatment of early stage Lyme borreliosis (LB) prevents progression to severe multisystem disease. There is a clinical need to improve the diagnostic specificity of early stage Lyme assays in the period prior to the mounting of a robust
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
B Girit et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 71(12), 1859-1868 (2015-06-13)
Bisphenol A (BPA) is an industrial pollutant considered as one of the major endocrine-disrupting chemicals found in natural waters. In the present study, the use of a commercial, air-stable, zero-valent iron (ZVI) powder, consisting of Fe0 surface stabilized nanoparticles was
Davide Tamburro et al.
Journal of the American Chemical Society, 133(47), 19178-19188 (2011-10-18)
Many low-abundance biomarkers for early detection of cancer and other diseases are invisible to mass spectrometry because they exist in body fluids in very low concentrations, are masked by high-abundance proteins such as albumin and immunoglobulins, and are very labile.
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.
Jenny P Castro et al.
Biological research, 47, 32-32 (2014-09-11)
Despite Cryptostegia grandiflora Roxb. ex R. Br. (Apocynaceae) leaves are widely used in folk Caribbean Colombian medicine for their anti-inflammatory effects, there are no studies that support this traditional use. Therefore, this work aimed to evaluate the effect of the
Abdulselam Ertas et al.
Pharmaceutical biology, 53(3), 334-339 (2014-10-22)
In Turkey, Veronica species (Plantaginaceae) have been used as a diuretic and for wound healing in traditional medicine. To examine the fatty acid and essential oil profiles, the antioxidant, anticholinesterase, antimicrobial, and DNA damage effects of Veronica thymoides P.H. Davis
Muhammad Shahid et al.
The journal of physical chemistry. B, 119(25), 8072-8079 (2015-06-13)
An enhanced thermal decomposition of chemical compounds in aqueous solution has been achieved at reduced solution temperatures. The technique exploits hitherto unrecognized properties of a bubble column evaporator (BCE). It offers better heat transfer efficiency than conventional heat transfer equipment.
Preparation of Monodisperse Polymer Spheres.
Fierke MA
Material Matters , 3.1, 13-13 (2008)
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
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
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
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 Īŗ-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
Soulef Boussahel et al.
Pharmacognosy magazine, 11(Suppl 1), S102-S109 (2015-06-26)
Rhamnus alaternus (Rhamnaceae) L. has been traditionally used for treatment of many diseases. In this study, we determined the antioxidant/free radical scavenger properties, the flavonoid profile and the cytotoxicity of aqueous and methanolic extracts obtained by maceration from Algerian R.
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
Hemant Mittal et al.
International journal of biological macromolecules, 79, 8-20 (2015-05-03)
Biodegradable hydrogels of gum ghatti (Gg) with a co-polymer mixture of acrylamide (AAm) and methacrylic acid (MAA) (termed as Gg-cl-P(AAm-co-MAA)) were synthesised by microwave-assisted free radical graft co-polymerisation technique. The hydrogel polymer was characterized by FTIR, SEM, and Brunauer-Emmett-Teller techniques.
Renata P Assis et al.
BMC nephrology, 16, 50-50 (2015-04-18)
In view of the prevalence of oxidative stress in chronic kidney disease (CKD) patients, the loss of low-molecular-weight biomolecules by hemodialysis and the antioxidant potential of some uremic solutes that accumulate in CKD, we used in vitro model systems to
Free radical degradation of chitosan with potassium persulfate.
Hsu SC, et al.
Polymer Degradation and Stability, 75(1), 73-83 (2002)
Yan-Bo Luo et al.
Journal of chromatography. A, 1406, 1-9 (2015-06-21)
In this study, magnetic graphene was used as modified quick, easy, cheap, effective, rugged and safe (QuEChERS) adsorbent for the determination of organochlorine pesticide (OCPs) residues in tobacco. To achieve the optimum conditions of modified QuEChERS procedure toward target analytes
Harriet Mƶrtstedt et al.
Rapid communications in mass spectrometry : RCM, 25(2), 327-340 (2010-12-31)
Oxidative stress has been suggested as an underlying mechanism of many human diseases. However, definitive evidence for this association has not been presented due to different shortcomings of the methods used to measure biomarkers of oxidative stress. Persulfates are oxidizing
Fuyou Du et al.
Analytical and bioanalytical chemistry, 407(20), 6071-6079 (2015-05-31)
High-internal-phase-emulsion polymers (polyHIPEs) show great promise as solid-phase-extraction (SPE) materials because of the tremendous porosity and highly interconnected framework afforded by the high-internal-phase-emulsion (HIPE) technique. In this work, polyHIPE monolithic columns as novel SPE materials were prepared and applied to
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