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Prashanta Dhoj Adhikari et al.
Journal of nanoscience and nanotechnology, 13(7), 4587-4592 (2013-08-02)
Multi-walled carbon nanotubes (MWCNTs) were grown using iron oxide nanoclusters (Nc) assisted by self-assembled monolayer (SAM) on substrate. The amine-terminated SAM fabricated on silicon substrate (APTMS/SI) was carried out by UV-treatment and immersed into the FeCI3/HCI aqueous solution. Then, Nc
Takashi Abe et al.
Journal of neuroscience research, 70(3), 447-450 (2002-10-23)
To investigate the possible role of oxidative RNA damage in the pathogenesis of Alzheimer's disease (AD), the concentrations of the oxidative stress marker 8-hydroxyguanosine (8-OHG) were measured in the cerebrospinal fluid (CSF) and the serum of patients with AD and
Matthias Glaser et al.
Journal of nuclear medicine : official publication, Society of Nuclear Medicine, 54(11), 1981-1988 (2013-10-12)
Human epidermal growth factor receptor (HER2)-targeted Affibody molecules radiolabeled with (18)F allow the noninvasive assessment of HER2 status in vivo through PET imaging. Such agents have the potential to improve patient management by selecting individuals for HER2-targeted therapies and allowing
Nathan Marchack et al.
Annual review of chemical and biomolecular engineering, 3, 235-262 (2012-06-14)
The invention of the transistor followed by more than 60 years of aggressive device scaling and process integration has enabled the global information web and subsequently transformed how people communicate and interact. The principles and practices built upon chemical processing
Rima Obeid et al.
Clinical chemistry, 53(6), 1129-1136 (2007-03-27)
Increased plasma total homocysteine (tHcy) is a risk factor for neurological diseases, but the underlying pathophysiology has not been adequately explained. We evaluated concentrations of tHcy, S-adenosyl homocysteine (SAH), S-adenosyl methionine (SAM), folate, and vitamin B(12) in cerebrospinal fluid (CSF)
Yanli Wang et al.
Advanced materials (Deerfield Beach, Fla.), 25(37), 5177-5195 (2013-07-06)
Semiconducting silicon nanowires (SiNWs) represent one of the most interesting research directions in nanoscience and nanotechnology, with capabilities of realizing structural and functional complexity through rational design and synthesis. The exquisite control of chemical composition, structure, morphology, doping, and assembly
Nathaporn Promros et al.
Journal of nanoscience and nanotechnology, 13(5), 3577-3581 (2013-07-19)
n-Type nanocrystalline (NC) FeSi2/p-type Si heterojunctions, which were prepared by pulsed laser deposition, were evaluated as a near infrared photodiode. The built-in potential was estimated to be approximately 1.1 eV from the capacitance-voltage measurement. These junctions showed a rectifying behavior
Yang Gao et al.
Journal of nanoscience and nanotechnology, 14(6), 4469-4474 (2014-04-18)
We have developed a novel method to fabricate micro/nano structure based on the coherent diffraction lithography, and acquired periodic silicon tubular gratings with deep nano-scale tapered profiles at the top part. The optical properties of these tubular gratings were similar
Jonghwan Lee et al.
Journal of nanoscience and nanotechnology, 13(11), 7551-7555 (2013-11-20)
In this paper, we present a detailed study on the local back contact (LBC) formation of rear-surface-passivated silicon solar cells, where both the LBC opening and metallization are realized by one-step alloying of a dot of fine pattern screen-printed aluminum
Takashi Abe et al.
Neuroscience letters, 336(2), 105-108 (2002-12-25)
In order to investigate the possible role of oxidative RNA damage in the pathogenesis of Parkinson's disease (PD), the concentrations of the oxidative stress marker 8-hydroxyguanosine (8-OHG) were measured in the cerebrospinal fluid (CSF) and the serum of patients with
Jeong Min Lee et al.
Journal of nanoscience and nanotechnology, 13(11), 7741-7744 (2013-11-20)
This study demonstrated meso/micro/nano-ultraprecision machining through electrochemical reactions using intermittent DC pulses. The experiment focused on two machining methods: (1) pulse electrochemical polishing (PECP) of stainless steel, and (2) pulse electrochemical nano-patterning (PECNP) on a silicon (Si) surface, using atomic
E O Uthus et al.
The Journal of nutrition, 126(9 Suppl), 2452S-2459S (1996-09-01)
Circumstantial evidence suggests that aluminum, arsenic, bromine, cadmium, germanium, lead, lithium, nickel, rubidium, silicon, tin and vanadium are essential. The evidence is most compelling for arsenic, nickel, silicon and vanadium. The estimated daily dietary intakes for these elements are arsenic
Anna Walter et al.
Neurobiology of aging, 25(10), 1299-1303 (2004-10-07)
Experimental and clinical studies give evidence for breakdown of membrane phospholipids during neurodegeneration. In the present study, we measured the levels of glycerophosphocholine (GPCh), phosphocholine (PCh), and choline, that is, water-soluble metabolites of phosphatidylcholine (PtdCho), in human cerebrospinal fluid (CSF).
Seong-Ho Baek et al.
Journal of nanoscience and nanotechnology, 13(5), 3715-3718 (2013-07-19)
In this report, we have demonstrated the morphological evolution of the silver nanoparticles (AgNPs) by controlling the growth conditions and its effect on morphology of silicon (Si) during metal-induced electroless etching (MICE). Self-organized AgNPs with peculiarly shape were synthesized by
A N Fonteh et al.
Amino acids, 32(2), 213-224 (2006-10-13)
Our aim was to determine changes in free amino acid (FAA) and dipeptide (DP) concentrations in probable Alzheimer's disease (pAD) subjects compared with control (CT) subjects using liquid chromatography and electrospray ionization tandem mass spectrometry (LCMS2). We recruited gender- and
Bo Yun Jang et al.
Journal of nanoscience and nanotechnology, 13(5), 3690-3695 (2013-07-19)
SiO(x) nanoparticles were synthesized using a specially designed induction melting system equipped with a segmented graphite crucible. The graphite crucible with the segmented wall was the key to enhancing the evaporation rate due to the increase of the evaporation area
Min Joon Huang et al.
Journal of nanoscience and nanotechnology, 13(6), 3810-3817 (2013-07-19)
In this work, we demonstrated a silicon nanowire (SiNW) biosensing platform capable of simultaneously identifying different Dengue serotypes on a single sensing chip. Four peptide nucleic acids (PNAs), specific to each Dengue serotypes (DENV-1 to DENV-4), were spotted on different
L H Jones
The American journal of clinical nutrition, 31(10 Suppl), S94-S98 (1978-10-01)
Plant cell walls that are secondarily thickened contain silicon and metal cations. The silicon occurs predominantly as silica (SiO2.nH2O) deposited in intimate association with the organic components of the walls and, according to recent evidence, as an integral constituent of
K W Urban et al.
Physical review letters, 110(18), 185507-185507 (2013-05-21)
Newly developed achromatic electron optics allows the use of wide energy windows and makes feasible energy-filtered transmission electron microscopy (EFTEM) at atomic resolution. In this Letter we present EFTEM images formed using electrons that have undergone a silicon L(2,3) core-shell
A Vanhoestenberghe et al.
Journal of neural engineering, 10(3), 031002-031002 (2013-05-21)
Corrosion is a prime concern for active implantable devices. In this paper we review the principles underlying the concepts of hermetic packages and encapsulation, used to protect implanted electronics, some of which remain widely overlooked. We discuss how technological advances
Xuewen Fu et al.
Journal of nanoscience and nanotechnology, 13(12), 8245-8252 (2013-11-26)
A label-free electrochemical immunosensor, based on a gold nanoparticles (Au NPs)/silicon template/methylene blue (MB)/chitosan (CHIT) nanocomposite-modified electrode, was fabricated for the ultrasensitive detection of microcystin-LR (MC-LR). The nanocomposite film showed high binding affinity to the antibodies of MC-LR because gold
G Toncev et al.
European journal of neurology, 9(3), 221-226 (2002-05-03)
Several findings suggest lower levels of serum uric acid in multiple sclerosis (MS) patients. The aim of this study is to investigate relationships of uric acid serum levels in relapse-remitting (RR) MS patients with clinical activity of disease and blood-brain
Feng-Jung Chen et al.
Biochemical and biophysical research communications, 439(3), 351-356 (2013-09-10)
Receptor tyrosine kinases (RTKs) regulate many cellular processes, and Sprouty2 (Spry2) is known as an important regulator of RTK signaling pathways. Therefore, it is worth investigating the properties of Spry2 in more detail. In this study, we found that Spry2
Mariya Nazish Memon et al.
JPMA. The Journal of the Pakistan Medical Association, 62(12), 1329-1332 (2013-07-23)
To evaluate the outcome of nasolacrimal intubation as a primary treatment of congenital nasolacrimal duct obstruction (NLDO) in children up to 4 years of age. During the 3 years period from July 2008 to June 2011, in the Paediatric Ophthalmology
Priyatha Premnath et al.
Journal of biomedical nanotechnology, 10(6), 1061-1067 (2014-04-23)
Hybrid biomaterials are a combination of two or more different materials that work synergistically to produce superior properties. Nano structuring of such hybrid materials has also posed complications. In this study, we present, for the first time a nanofibrous hybrid
Jessica L Snyder et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(46), 18425-18430 (2013-10-30)
We have developed electroosmotic pumps (EOPs) fabricated from 15-nm-thick porous nanocrystalline silicon (pnc-Si) membranes. Ultrathin pnc-Si membranes enable high electroosmotic flow per unit voltage. We demonstrate that electroosmosis theory compares well with the observed pnc-Si flow rates. We attribute the
Koji Hagihara et al.
Materials science & engineering. C, Materials for biological applications, 33(7), 4101-4111 (2013-08-06)
Mg- or Ca-based intermetallic compounds of Mg2Ca, Mg2Si, Ca2Si and CaMgSi are investigated as possible new candidates for biodegradable implant materials, attempting to improve the degradation behavior compared to Mg and Ca alloys. The reactivity of Ca can be indeed
Philipp Assmy et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(51), 20633-20638 (2013-11-20)
Diatoms of the iron-replete continental margins and North Atlantic are key exporters of organic carbon. In contrast, diatoms of the iron-limited Antarctic Circumpolar Current sequester silicon, but comparatively little carbon, in the underlying deep ocean and sediments. Because the Southern
R Jugdaohsingh
The journal of nutrition, health & aging, 11(2), 99-110 (2007-04-17)
Low bone mass (osteoporosis) is a silent epidemic of the 21st century, which presently in the UK results in over 200,000 fractures annually at a cost of over one billion pounds. Figures are set to increase worldwide. Understanding the factors
Lei Hong et al.
Nanotechnology, 24(35), 355301-355301 (2013-08-14)
The finite element method is used to simulate light absorption in periodic hybrid Si nanohole (SiNH)/PEDOT:PSS arrays. The structural periodicity (P) and hole diameter (D) of the hybrid SiNH structure are varied to maximize light absorption. In terms of the
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