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M Govindaraj et al.
Environmental technology, 34(1-4), 503-511 (2013-03-28)
Electrochemical oxidation of bisphenol-A (BPA) from aqueous solution using graphite electrodes has been investigated. The effect of the types and concentration of supporting electrolytes, initial pH and applied current density on the performance of the process were examined. During electrolysis
Rajendiran Rajesh et al.
Physical chemistry chemical physics : PCCP, 17(17), 11329-11340 (2015-04-08)
Herein we report the covalent grafting of chitosan on graphene oxide (GO) followed by a simple approach for anchoring silver (AgNPs) and gold (AuNPs) nanoparticles onto a chitosan grafted graphene oxide surface by a NaBH4 reduction method. Catalytic activity of
Sukhwan Yoon et al.
Applied and environmental microbiology, 81(10), 3510-3517 (2015-03-15)
Shewanella loihica strain PV-4 harbors both a functional denitrification (NO3 (-)→N2) and a respiratory ammonification (NO3 (-)→NH4 (+)) pathway. Batch and chemostat experiments revealed that NO2 (-) affects pathway selection and the formation of reduced products. Strain PV-4 cells grown
Peigao Duan et al.
Bioresource technology, 186, 58-66 (2015-03-25)
This study presents experimental results that compare the use of hydrothermal liquefaction (HTL), alcoholysis (Al), pyrolysis (Py) and hydropyrolysis (HPy) for the production of bio-oil from a microalga (Chlorella pyrenoidosa) and the catalytic hydrothermal upgrading of crude bio-oils produced by
Vikram Kumar et al.
Bioresource technology, 200, 770-779 (2015-11-18)
Synchronized growth and neutral lipid accumulation with high lipid productivity under mixotrophic growth of the strain Chlorella sorokiniana FC6 IITG was achieved via manipulation of substrates feeding mode and supplementation of lipid elicitors in the growth medium. Screening and optimization
Yi-Li Wang et al.
Journal of ethnopharmacology, 162, 168-175 (2015-01-13)
Celastrol, a quinone methide extracted from the root of Tripterygium wilfordii Hook, possesses anti-oxidant and anti-inflammatory effects. Tripterygium wilfordii Hook is officially listed in the Chinese Pharmacopoeia and is used traditionally against rheumatoid arthritis, ankylosing spondylitis, and cancer. Furthermore, the
Nurgul Karadas-Bakirhan et al.
Analytical chemistry, 87(13), 6730-6735 (2015-05-30)
A silver amperometric detector coupled to liquid chromatography (LC) was used for the determination of 6-thioguanine (6-TG) and two of its metabolites, thiouric acid (TU) and 2-amino-6-mercaptopurine riboside (6-TGR). The silver detector coupled to LC operated at a low applied
Shyamal C Bir et al.
Diabetes, 63(1), 270-281 (2013-09-07)
Nitrite anion has been demonstrated to be a prodrug of nitric oxide (NO) with positive effects on tissue ischemia/reperfusion injury, cytoprotection, and vasodilation. However, effects of nitrite anion therapy for ischemic tissue vascular remodeling during diabetes remain unknown. We examined
Ji-Wook Jang et al.
Nature communications, 6, 7447-7447 (2015-06-17)
Photoelectrochemical (PEC) water splitting promises a solution to the problem of large-scale solar energy storage. However, its development has been impeded by the poor performance of photoanodes, particularly in their capability for photovoltage generation. Many examples employing photovoltaic modules to
Zhixiong Cai et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 31(7), 617-621 (2015-07-15)
A novel non-enzymatic oxalic acid (OA) sensor was developed using a nanocrystal PtPd loaded reduced graphene nanosheets (PtPdNCs/RGO)-modified electrode. PtPdNCs/RGO were successfully achieved by a facile, one-step and template-free method, in which PtPd nanoparticles with 100 nm-scale were assembled from
T N Bogatyrenko et al.
Voprosy onkologii, 59(1), 94-98 (2013-07-03)
It has been showed that the introduction of nitrocompounds (as nitic oxide donors) in to the compositions of cyclophosphamide and hydroxamic acids for curing animals having leukemia P-388 increased duration of life by 290%. Thereby 40% of animals have recovered.
Rupesh K Mishra et al.
Analytica chimica acta, 889, 106-112 (2015-09-08)
Contamination of food by mycotoxin occurs in minute/trace quantities. Nearly 92.5% of the cocoa samples present Ochratoxin A (OTA) levels at trace quantity. Hence, there is a necessity for a highly sensitive and selective device that can detect and quantify
V S Kuzenkov et al.
Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova, 112(12 Pt 2), 35-39 (2013-02-08)
Effects of nitrates NaNO(3), KNO(3), Mg(NO(3)) 2 on animals (Wistar rats) were studied on the basis of the experimental model of ischemic stroke induced by the occlusion of two carotid arteries. The animals were divided into two groups: the main
Two-step concentration of complex water samples for the detection of viruses
Farkas K, et al.
Methods and Protocols, 1(3), 35-35 (2018)
Anni Keränen et al.
Journal of environmental management, 160, 105-112 (2015-06-21)
Anion exchange materials were prepared from pine sawdust (Pinus sylvestris, PSD) through cationizing treatment with N-(3-chloro-2-hydroxypropyl) trimethyl ammonium chloride (CHMAC) in the presence of NaOH. Response surface methodology (RSM) was used to find the optimal reaction conditions. Three factors were
Xin Jing et al.
Materials science & engineering. C, Materials for biological applications, 49, 40-50 (2015-02-18)
Fabrication of small diameter vascular grafts plays an important role in vascular tissue engineering. In this study, thermoplastic polyurethane (TPU)/graphene oxide (GO) scaffolds were fabricated via electrospinning at different GO contents as potential candidates for small diameter vascular grafts. In
Juan Chen et al.
Applied spectroscopy, 69(11), 1293-1302 (2015-12-10)
A fluorescence quenching model using copper(II) ion (Cu(2+)) ion selective electrode (Cu-ISE) is developed. It uses parallel factor analysis (PARAFAC) to model fluorescence excitation-emission matrices (EEMs) of humic acid (HA) samples titrated with Cu(2+) to resolve fluorescence response of fluorescent
Metin Gençten et al.
Chemosphere, 136, 167-173 (2015-05-20)
In this study, electrochemical removal of propachlor from water has been investigated by electro-Fenton process which provides continuous electrochemical production of hydroxyl radical which is a highly oxidizing agent. This radical can react with propachlor unselectively and can oxidize it
Itay Levy et al.
Journal of nanobiotechnology, 13, 34-34 (2015-05-08)
Iron oxide (IO) nanoparticles (NPs) of sizes less than 50 nm are considered to be non-toxic, biodegradable and superparamagnetic. We have previously described the generation of IO NPs coated with Human Serum Albumin (HSA). HSA coating onto the IO NPs
Nicholas Fowler et al.
Toxicon : official journal of the International Society on Toxinology, 101, 85-91 (2015-05-20)
One of the most widely studied organisms responsible for Harmful Algal Blooms (HABs) is the marine dinoflagellate Karenia brevis. This organism produces neurotoxic compounds known as brevetoxins. A related dinoflagellate, Karenia papilionacea, has been reported to occasionally co-bloom with K.
R Rana et al.
Vaccine, 33(23), 2646-2654 (2015-04-25)
Capsular polysaccharide conjugates of Haemophilus influenzae type b (Hib) are important components of several mono- or multi-valent childhood vaccines. However, their access to the most needy people is limited due to their high cost. As a step towards developing a
Suat Doganci et al.
Advances in clinical and experimental medicine : official organ Wroclaw Medical University, 21(6), 713-726 (2013-03-05)
The present study was designed to investigate the cardioprotective effect of sodium nitrite (NaNO2) and sodium nitrate (NaNO3) against myocardial ischemia-reperfusion (I/R) injury in a pig regional ischemia model. Eighteen pigs were randomly divided into three groups as control (Group
Shuyan Yu et al.
Scientific reports, 5, 16369-16369 (2015-11-11)
Carboxylic acid functionalized graphene oxide-copper (II) sulfide nanoparticle composite (GO-COOH-CuS) was prepared from carboxylated graphene oxide and copper precursor in dimethyl sulfoxide (DMSO) by a facile synthesis process at room temperature. The high-effective combination, the interaction between GO-COOH sheets and
Shouchun Yin et al.
Soft matter, 11(22), 4424-4429 (2015-05-01)
In this paper, a pyrene moiety is incorporated into a bolaamphiphile to form a novel molecule denoted PRB. Above the critical micelle concentration, PRB forms nanodisks in the aqueous solution. The addition of acetate ions induces a morphological change in
Ana C A X De-Oliveira et al.
PloS one, 10(1), e0117842-e0117842 (2015-01-31)
Mouse cytochrome P450 (CYP) 2A5 is induced by inflammatory conditions and infectious diseases that down-regulate the expression and activity of most other CYP isoforms. Enhanced oxidative stress and nuclear factor (erythroid 2-related factor) 2 (Nrf2) transcription factor activation have been
Dennis Åsberg et al.
Journal of chromatography. A, 1401, 52-59 (2015-05-25)
The importance of the generated temperature and pressure gradients in ultra-high-pressure liquid chromatography (UHPLC) are investigated and compared to high-pressure liquid chromatography (HPLC). The drug Omeprazole, together with three other model compounds (with different chemical characteristics, namely uncharged, positively and
Valentina Rebuttini et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(35), 12465-12474 (2015-07-17)
4-Carboxyphenyl groups are covalently grafted onto graphene oxide via diazonium chemistry for studying their role on the adsorption of iron oxide nanoparticles. The nanoparticles are deposited via a novel phase-transfer approach involving specific interactions at the interface between two immiscible
Ines Hammami et al.
Immunobiology, 217(8), 808-815 (2012-06-05)
Major advances in dissecting mechanisms of NO-induced down-regulation of the anti-tumour specific T-cell function have been accomplished during the last decade. In this work, we studied the effects of a NO donor (AT38) on leukaemic Jurkat cell bioenergetics. Culturing Jurkat
Md Mahbubur Rahman et al.
BMC research notes, 8, 621-621 (2015-11-01)
In humans, many diseases are associated with the accumulation of free radicals. Antioxidants can scavenge free radicals and minimize their impact. Therefore, the search for naturally occurring antioxidants of plant origin is imperative. Here, we aimed to investigate the antioxidant
Arquimedes Paixão de Santana-Filho et al.
Applied biochemistry and biotechnology, 175(2), 988-995 (2014-10-30)
We studied the production of rhamnolipids by Pseudomonas aeruginosa UFPEDA 614 in submerged culture, using glycerol as the carbon source. A rhamnolipid yield of 15.9 g/L was obtained with 40 g/L glycerol and 5 g/L sodium nitrate as nitrogen source
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