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Showing 1-30 of 328 results for "22874" within Papers
Haiqing Li et al.
Journal of nanoscience and nanotechnology, 14(2), 1425-1440 (2014-04-23)
Carbon nanostructures (CNSs) such as carbon nanotubes, graphene sheets, and nanodiamonds provide an important type of substrate for constructing a variety of hybrid nanomaterials. However, their intrinsic chemistry-inert surfaces make it indispensable to pre-functionalize them prior to immobilizing additional components
A Hagiwara et al.
Gan to kagaku ryoho. Cancer & chemotherapy, 15(4 Pt 2-1), 1038-1042 (1988-04-01)
A new drug delivery system comprising activated carbon particles adsorbing anticancer drugs was developed. Activated carbon particles have affinity to the regional lymph-nodes and the tumor surface. When activated carbon particles adsorbing anticancer drug were administered into the tissues or
Mohamed Youssry et al.
Physical chemistry chemical physics : PCCP, 17(48), 32316-32327 (2015-11-20)
The nonaqueous suspensions of carbon nanofibers (CNFs) in 1 M lithium bis(trifluoromethanesulfonaimide) in propylene carbonate electrolyte reveal unique structural evolution and shear-induced transition due to the high aspect ratio. The rheo-electrical behavior elucidates a microstructural transition from entangled-to-aggregated networks above
Kusum Mehla et al.
Omics : a journal of integrative biology, 19(7), 393-406 (2015-06-11)
Campylobacters are a major global health burden and a cause of food-borne diarrheal illness and economic loss worldwide. In developing countries, Campylobacter infections are frequent in children under age two and may be associated with mortality. In developed countries, they
Katrin Kittler et al.
Analytical and bioanalytical chemistry, 406(24), 5765-5774 (2014-07-30)
Cylindrospermopsin (CYN) is a cyanobacterial toxin associated with human and animal poisonings. Due to its toxicity in combination with its widespread occurrence, the development of reliable methods for selective, sensitive detection and accurate quantification is mandatory. Liquid chromatography tandem mass
Friederike S Rossmann et al.
PLoS pathogens, 11(2), e1004653-e1004653 (2015-02-24)
The microbiome and the phage meta-genome within the human gut are influenced by antibiotic treatments. Identifying a novel mechanism, here we demonstrate that bacteria use the universal communication molecule AI-2 to induce virulence genes and transfer them via phage release.
Fei Tian et al.
Journal of nanoscience and nanotechnology, 13(6), 4468-4471 (2013-07-19)
Hydrophilic carbon nanoonions coated with carbon nanobubbles were synthesized by long-pulse-width laser ablating of carbon black particles suspended in water. The high resolution TEM (HTREM), selected area electron diffraction (SAED) and Raman spectrometer results revealed that the crystallinity and the
Daniel Bravo et al.
Archives of microbiology, 197(1), 65-77 (2014-11-10)
The oxalate-carbonate pathway (OCP) is a biogeochemical set of reactions that involves the conversion of atmospheric CO2 fixed by plants into biomass and, after the biological recycling of calcium oxalate by fungi and bacteria, into calcium carbonate in terrestrial environments.
Bente Ulvestad et al.
Occupational and environmental medicine, 72(2), 108-113 (2014-11-02)
Tunnel construction workers are exposed to particulate and gaseous air contaminants. Previous studies carried out in the 1990s showed that tunnel construction workers were at increased risk of both short-term and long-term lung function decline. Since then, efforts have been
Chi-lai Ho et al.
Journal of nuclear medicine : official publication, Society of Nuclear Medicine, 55(5), 749-752 (2014-03-29)
We prospectively compared (11)C-acetate with (18)F-FDG in a PET/CT evaluation of multiple myeloma (MM), specifically on diagnostic accuracy, identification of high-risk patients, and monitoring of treatment response. Dual-tracer PET/CT was performed on 35 pathologically and clinically confirmed and untreated patients
Brent C Christner et al.
Nature, 512(7514), 310-313 (2014-08-22)
Liquid water has been known to occur beneath the Antarctic ice sheet for more than 40 years, but only recently have these subglacial aqueous environments been recognized as microbial ecosystems that may influence biogeochemical transformations on a global scale. Here
Masahito Ueyama et al.
Ecological applications : a publication of the Ecological Society of America, 23(8), 1798-1816 (2014-02-22)
To better understand the spatial and temporal dynamics of CO2 exchange between Arctic ecosystems and the atmosphere, we synthesized CO2 flux data, measured in eight Arctic tundra and five boreal ecosystems across Alaska (USA) and identified growing season and spatial
Daniel J T Kyle et al.
Biomaterials, 52, 88-102 (2015-03-31)
Reproducing extracellular matrix topographical cues, such as those present within acellular dermal matrix (ADM), in synthetic implant surfaces, may augment cellular responses, independent of surface chemistry. This could lead to enhanced implant integration and performance while reducing complications. In this
Biao Zhong et al.
Environmental monitoring and assessment, 186(10), 6169-6192 (2014-06-12)
This study aimed to assess the degree of potential temperature and precipitation change as predicted by the HadCM3 (Hadley Centre Coupled Model, version 3) climate model for Louisiana, and to investigate the effects of potential climate change on surface soil
Alice Cheng et al.
Biofabrication, 6(4), 045007-045007 (2014-10-08)
Additive manufacturing by laser sintering is able to produce high resolution metal constructs for orthopedic and dental implants. In this study, we used a human trabecular bone template to design and manufacture Ti-6Al-4V constructs with varying porosity via laser sintering.
H Hayzoun et al.
The Science of the total environment, 502, 296-308 (2014-09-30)
An annual-basis study of the impacts of the anthropogenic inputs from Fez urban area on the water geochemistry of the Sebou and Fez Rivers was conducted mostly focusing on base flow conditions, in addition to the sampling of industrial wastewater
Patrick J McCormick et al.
Biomedical instrumentation & technology, 47(4), 347-355 (2013-08-08)
Common practice when validating the cleaning of medical devices is to employ clinically relevant test soils as a challenge to the cleaning process. During use, medical devices may come into contact with a variety of materials that are difficult to
Xiaoxia Lin et al.
Journal of environmental sciences (China), 25(10), 2150-2156 (2014-02-06)
C,N,S-tridoped TiO2 hollow spheres (labeled as C,N,S-THs) were synthesized using carbon spheres as template and C,N,S-tridoped TiO2 nanoparticles as building blocks. The structure and physicochemical properties of the catalysts were characterized by Xray diffraction (XRD), scanning electron microscopy (SEM), UV-Vis
G Muhlbachova et al.
The Science of the total environment, 502, 218-223 (2014-09-27)
The effects of lead, zinc, cadmium, arsenic and copper deposits on soil microbial parameters were investigated at a site exposed to contamination for over 200 years. Soil samples were collected in triplicates at 121 sites differing in contamination and soil
Mayara L Serejo et al.
Environmental science & technology, 49(5), 3228-3236 (2015-02-13)
The influence of biogas flow rate (0, 0.3, 0.6, and 1.2 m(3) m(-2) h(-1)) on the elemental and macromolecular composition of the algal-bacterial biomass produced from biogas upgrading in a 180 L photobioreactor interconnected to a 2.5 L external bubbled
April M Melvin et al.
Ecological applications : a publication of the Ecological Society of America, 23(8), 1962-1975 (2014-02-22)
In acid-impacted forests, decreased soil pH and calcium (Ca) availability have the potential to influence biotic and abiotic controls on carbon (C) and nitrogen (N) cycling. We investigated the effects of liming on above- and belowground C and N pools
Inna I Kruman et al.
Journal of neurochemistry, 129(5), 770-780 (2014-02-14)
Excessive alcohol consumption is a prominent problem and one of the major causes of mortality and morbidity around the world. Long-term, heavy alcohol consumption is associated with a number of deleterious health consequences, such as cancer, heart and liver disease
A Dabrowski et al.
Chemosphere, 58(8), 1049-1070 (2005-01-25)
Adsorption of phenol and its derivatives on activated carbons is considered based on numerous papers related to this issue. Special attention is paid to the effects of carbon surface functionalities, pH of solution and heterogeneity effects that accompany adsorption of
Harumi Osago et al.
Analytical biochemistry, 467, 62-74 (2014-09-10)
We developed a method using liquid chromatography-electrospray ionization-tandem mass spectrometry (LC-ESI-MS/MS) with a selected reaction monitoring (SRM) mode for simultaneous quantitative analysis of glycosaminoglycans (GAGs). Using one-shot analysis with our MS/MS method, we demonstrated the simultaneous quantification of a total
Ján Žabka et al.
European journal of mass spectrometry (Chichester, England), 20(3), 233-247 (2014-06-04)
2,2-Dinitroethene-1,1-diamine (FOX-7) was studied by means of electrospray ionization (ESI) and chemical ionization (CI) mass spectrometry in both positive and negative ion mode. Detailed mechanisms of unimolecular fragmentations of protonated and deprotonated FOX-7 were investigated using high- and low- energy
Sarah J Burke et al.
Organic & biomolecular chemistry, 13(9), 2726-2744 (2015-01-20)
Due to the profound extent to which natural products inspire medicinal chemists in drug discovery, there is demand for innovative syntheses of these often complex materials. This article describes the synthesis of tricarbocyclic natural product architectures through an extension of
Aniruddha B Patil et al.
Journal of nanoscience and nanotechnology, 13(7), 5061-5068 (2013-08-02)
Present work reports a novel one step, greener protocol for the synthesis of starch-stabilized palladium nanoparticles (PdNPs) with an average particle diameter of 30-40 nm. These particles were stable and uniform in size. In present protocol, the concentrated solar energy
Melina Nisenbaum et al.
Journal of environmental sciences (China), 25(3), 613-625 (2013-08-08)
We report on the biodegradation of pure hydrocarbons and chemotaxis towards these compounds by an isolated chlorophenol degrader, Pseudomonas strain H. The biochemical and phylogenetic analysis of the 16S rDNA sequence identified Pseudomonas strain H as having 99.56% similarity with
Activated carbon fibers in hemoperfusion devices.
T A Davis
Kidney international. Supplement, (3)(3), 406-408 (1975-02-01)
Adrien Vigneron et al.
Applied and environmental microbiology, 81(10), 3451-3459 (2015-03-15)
In the Sonora Margin cold seep ecosystems (Gulf of California), sediments underlying microbial mats harbor high biogenic methane concentrations, fueling various microbial communities, such as abundant lineages of anaerobic methanotrophs (ANME). However, the biodiversity, distribution, and metabolism of the microorganisms
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