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Junhua Li et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 917-918, 30-35 (2013-01-29)
A basic polypeptide L2 (252-273) derived from Escherichia coli ribosomal protein L2 was used as a purification tag. In order to develop faster, less expensive methods for expression and purification of proteins, the L2 (252-273)-small ubiquitin like modifier (SUMO) fusion...
Heezoo Kim et al.
Anesthesia and analgesia, 115(2), 244-252 (2012-05-16)
The activated clotting time (ACT) is widely used for monitoring heparin anticoagulation during cardiac surgery. Celite-based ACT values are prolonged when aprotinin is administered. MDCO-2010, a novel serine protease inhibitor, is currently being evaluated as a possible alternative to aprotinin....
Jianmin Bao et al.
Se pu = Chinese journal of chromatography, 30(8), 798-803 (2012-12-22)
A rapid and special supported liquid-liquid extraction (SLE) column was developed with a composite diatomite material. The SLE column was evaluated by high performance liquid chromatography (HPLC) with acidic, neutral and alkaline compounds dissolved in water. Furthermore, some real complex...
Guodong Sheng et al.
Journal of environmental radioactivity, 113, 108-115 (2012-06-09)
Clay minerals have been extensively studied because of their strong sorption and complexation ability. In this work, diatomite was characterized by using acid-base titration. Retention of radionuclide (60)Co(II) from aqueous solution by sorption onto diatomite was investigated by using batch...
C D Martin et al.
Medical and veterinary entomology, 26(3), 323-333 (2012-03-31)
Hen housing (cage or cage-free) did not impact overall abundances of northern fowl mites, Ornithonyssus sylviarum (Canestrini & Fanzago) (Acari: Macronyssidae), or chicken body lice, Menacanthus stramineus (Nitzsch) (Phthiraptera: Menoponidae). Cage-free hens received a dustbox with sand plus diatomaceous earth...
Selective liquid-phase oxidation of alcohols catalyzed by a silver-based catalyst promoted by the presence of ceria.
Beier MJ, et al.
J. Catal., 266(2), 320-330 (2009)
Myroslav Sprynskyy et al.
Colloids and surfaces. B, Biointerfaces, 94, 7-14 (2012-02-14)
Adsorption kinetics of zearalenone (ZEA) toxin from synthetic gastric fluid (SGF) and synthetic body fluid (SBF) by talc and diatomite was studied in the batch experiments. Chemical composition, morphology and structure of the used adsorbents were examined by scanning electron...
Er Li et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 66(6), 1340-1347 (2012-07-26)
Raw diatomite modified by microemulsion (DMM) and manganese oxide (MnD) were used for the removal of Cr(III) ions from aqueous solution. The characteristics and performance of these two types of modified diatomite on Cr(III) ion adsorption were compared. The results...
Anca Ursoiu et al.
Molecules (Basel, Switzerland), 17(11), 13045-13061 (2012-11-06)
Sol-gel entrapment is an efficient immobilization technique that allows preparation of robust and highly stable biocatalysts. Lipase from Candida antarctica B was immobilized by sol-gel entrapment and by sol-gel entrapment combined with adsorption on Celite 545, using a ternary silane...
Xiaoli Lu et al.
International journal of nanomedicine, 7, 2153-2164 (2012-05-24)
To fabricate high-strength diatomite-based ceramics for dental applications, the layer-by-layer technique was used to coat diatomite particles with cationic [poly(allylamine hydrochloride)] and anionic [poly(sodium 4-styrenesulfonate)] polymers to improve the dispersion and adsorption of positively charged nano-ZrO(2) (zirconia) as a reinforcing...
Changliang Huang et al.
Journal of colloid and interface science, 386(1), 60-65 (2012-08-14)
Diatomite supported Pd-M (M=Cu, Co, Ni) bimetal nanocatalysts with various metal compositions were prepared and characterized by means of X-ray diffraction, transmission electron microscopy, and X-ray photoelectron spectroscopy. It was demonstrated that the metal nanoparticles were uniformly distributed on the...
Junhua Li et al.
Applied microbiology and biotechnology, 97(6), 2541-2549 (2012-08-29)
The ribosomal protein L2, a constituent protein of the 50S large ribosomal subunit, can be used as Si-tag using silica particles for the immobilization and purification of recombinant proteins (Ikeda et al. (Protein Expr Purif 71:91-95, 2010); Taniguchi et al....
C D Wu et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 67(7), 1620-1626 (2013-04-05)
The feasibility of using raw diatomite and aluminum hydroxide-modified diatomite (Al-diatomite) for removal of aniline and phenol from water was investigated. Their physicochemical characteristics such as pHsolution, point of zero charge (pHPZC), surface area, Fourier transform infrared (FT-IR) and scanning...
Chun-Ping Huang et al.
Journal of hazardous materials, 233-234, 140-147 (2012-07-31)
There were approximately 926 m(3) of water contaminated by fission products and actinides in the Taiwan Research Reactor's spent fuel pool (TRR SFP). The solid and ionic contaminants were thoroughly characterized using radiochemical analyses, scanning electron microscopy equipped with an...
Nichole E Brinkman et al.
Journal of virological methods, 193(1), 140-146 (2013-06-04)
Enteroviruses, noroviruses and adenoviruses are among the most common viruses infecting humans worldwide. These viruses are shed in the feces of infected individuals and can accumulate in wastewater, making wastewater a source of a potentially diverse group of enteric viruses....
Guodong Sheng et al.
Environmental science and pollution research international, 20(6), 3708-3717 (2012-11-13)
This work determined the influence of humic acid (HA) and fulvic acid (FA) on the interaction mechanism and microstructure of Ni(II) onto diatomite by using batch experiments, X-ray photoelectron spectroscopy (XPS), and extended X-ray absorption fine structure (EXAFS) methods. Macroscopic...
Aleš Panáček et al.
Colloids and surfaces. B, Biointerfaces, 110, 191-198 (2013-06-05)
Nanocomposites consisting of diatomaceous earth particles and silver nanoparticles (silver NPs) with high antimicrobial activity were prepared and characterized. For the purpose of nanocomposite preparation, silver NPs with an average size of 28nm prepared by modified Tollens process were used....
James F Meadow et al.
Microbial ecology, 65(1), 171-179 (2012-08-29)
Geothermal influenced soils exert unique physical and chemical limitations on resident microbial communities but have received little attention in microbial ecology research. These environments offer a model system in which to investigate microbial community heterogeneity and a range of soil...
Messaouda Safa et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 65(10), 1729-1737 (2012-05-02)
The adsorption of Cu(2+), Zn(2+), Cd(2+) and Pb(2+) ions from aqueous solution by Algerian raw diatomite was studied. The influences of different sorption parameters such as contact pH solution, contact time and initial metal ions concentration were studied to optimize...
Norimasa Washizawa et al.
Dental materials journal, 31(4), 629-634 (2012-08-07)
The purpose of this study was to synthesize biomaterials from daily dental waste. Since alginate impression material contains silica and calcium salts, we aimed to synthesize calcium silicate cement from alginate impression material. Gypsum-based investment material was also investigated as...
Baiyang Hu et al.
Journal of hazardous materials, 217-218, 85-91 (2012-04-03)
We developed a spongiform adsorbent that contains Prussian blue, which showed a high capacity for eliminating cesium. An in situ synthesizing approach was used to synthesize Prussian blue inside diatomite cavities. Highly dispersed carbon nanotubes (CNTs) were used to form...
Anthony Massé et al.
Environmental technology, 34(17-20), 2553-2561 (2014-02-18)
The role of natural compounds of seawater and added particles on mechanisms of membrane fouling and organic matter rejection has been investigated. Ultrafiltration (100 kDa) has been conducted in both dead-end (out/in) and tangential (in/out) modes on polysulfone hollow fibre...
Goran G Andrić et al.
Journal of economic entomology, 105(2), 670-678 (2012-05-23)
Insecticidal potential of natural zeolites and diatomaceous earths originating from Serbia against Sitophilus oryzae (L.) and Tribolium castaneum (Herbst) was evaluated. Two natural zeolite formulations (NZ and NZ Modified) were applied to wheat at rates of 0.50, 0.75, and 1.0...
Karen P Yáñez et al.
Journal of chromatography. A, 1285, 110-117 (2013-03-12)
A new method has been developed to measure seven neonicotinoid insecticides (acetamiprid, clothianidin, dinotefuran, imidacloprid, nitenpyram, thiacloprid and thiamethoxam) in beeswax using liquid chromatography (LC) coupled to electrospray ionization mass spectrometry (ESI-MS) detection. Beeswax was melted and diluted in an...
Tino Jaschinski et al.
Rapid communications in mass spectrometry : RCM, 27(1), 109-116 (2012-12-15)
Organic matrices are the state-of-the-art ionization mediators in Laser Desorption/Ionization Mass Spectrometry (LDI-MS). Despite improvements in understanding matrix chemistry, interfering matrix-related signals complicate the analysis. Surface-assisted LDI techniques like desorption/ionization on silicon (DIOS) or nanostructure initiator mass spectrometry (NIMS) provide...
Trevor A Lambkin et al.
Journal of economic entomology, 105(3), 979-987 (2012-07-21)
Spinosad, diatomaceous earth, and cyfluthrin were assessed on two broiler farms at Gleneagle and Gatton in southeastern Queensland, Australia in 2004-2005 and 2007-2009, respectively to determine their effectiveness in controlling lesser mealworm, Alphitobius diaperinus (Panzer) (Coleoptera: Tenebrionidae). Insecticide treatments were...
Angela F Danil de Namor et al.
Journal of hazardous materials, 241-242, 14-31 (2012-10-16)
Contamination of water by heavy metals is a global problem, to which an inexpensive and simple solution is required. Within this context the unique properties of diatomite and its abundance in many regions of the world have led to the...
Eunhee Cho et al.
Acta biomaterialia, 8(6), 2223-2232 (2012-03-13)
In situ cross linkable polyethylene glycol (PEG)-based polymers play an increasing role in surgical practice as sealants that provide a barrier to fluid/gas leakage and adhesion formation. This study investigated the gelation behavior and physical properties of hydrogels formed from...
Farhana Maqbool et al.
Journal of hazardous materials, 237-238, 262-269 (2012-09-15)
The present study reports the effect of bioaugmentation by free and immobilized bacterial culture on the rhizodegradation of petroleum-polluted soil using Sesbania cannabina plant. Total petroleum hydrocarbon (TPH), hydrocarbon-degrading bacterial counts, microbial activity and root morphology were assessed during 120...
Manpreet Bariana et al.
International journal of pharmaceutics, 443(1-2), 230-241 (2013-01-05)
Diatomaceous earth (DE), or diatomite silica microparticles originated from fossilized diatoms are a potential substitute for its silica-based synthetic counterparts to address limitations in conventional drug delivery. This study presents the impact of engineered surface chemistry of DE microparticles on...
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