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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
Zhong-Zhen Luo et al.
Inorganic chemistry, 52(1), 273-279 (2012-12-22)
Three new ternary Ba-Sn-S system compounds, acentric Ba(7)Sn(5)S(15), centric BaSn(2)S(5), and centric Ba(6)Sn(7)S(20) have been designed and synthesized by a conventional high-temperature solid-state reaction method using the evacuated silica tubes. The crystal structure of Ba(7)Sn(5)S(15) shows the coexistence of a
Bernard L Jones et al.
Physics in medicine and biology, 57(23), N457-N467 (2012-11-09)
This report presents the first experimental demonstration, to our knowledge, of benchtop polychromatic cone-beam x-ray fluorescence computed tomography (XFCT) for a simultaneous determination of the spatial distribution and amount of gold nanoparticles (GNPs) within small-animal-sized objects. The current benchtop experimental
Julia Villanueva-Alonso et al.
Talanta, 100, 45-50 (2012-11-13)
This study evaluated the main parameters affecting Ag, Au, Cd, Cu, Ni, Sn and Zn vapor generation using a lab-made concomitant metal analyzer (CMA) as a reaction chamber and gas-liquid separator. The modifier used in the reaction media was 8-hydroxyquinoline
Inorganic tin: chemistry, disposition and role in nuclear medicine diagnostic skeletal imaging agents.
M D Francis et al.
International journal of nuclear medicine and biology, 8(2-3), 145-152 (1981-01-01)
Agmatine induces Nrf2 and protects against corticosterone effects in hippocampal neuronal cell line.
Andiara E Freitas et al.
Molecular neurobiology, 51(3), 1504-1519 (2014-08-03)
Hyperactivation of the hypothalamic-pituitary-adrenal axis is a common finding in major depression; this may lead to increased levels of cortisol, which are known to cause oxidative stress imbalance and apoptotic neuronal cell death, particularly in the hippocampus, a key region
Changbum Lee et al.
Journal of nanoscience and nanotechnology, 13(5), 3346-3349 (2013-07-19)
A new metal-strip-casting process called continuous strip-casting (CSC) has been developed for making thin metal strips. A numerical simulation model to help understand solid-liquid interface behavior during CSC has been developed and used to identify the solidification morphologies of the
Cui-cui Zhang et al.
The Journal of prosthetic dentistry, 109(2), 106-112 (2013-02-12)
The creation of high bond strength between machined computer-manufactured pure titanium and porcelain remains a problem. However, machined titanium does not form the thick titanium oxide film found in cast titanium. The purpose of this study was to investigate the
L Nagy et al.
Acta pharmaceutica Hungarica, 70(2), 53-71 (2001-02-24)
The occurrence of tin in plants, animals and humans is discussed, in relation to its abundance in the lithosphere and hydrosphere and the range of the different tin(II) and tin(IV) complexes formed. A reasoned consideration of its essentiality for living
Shiyou Chen et al.
Advanced materials (Deerfield Beach, Fla.), 25(11), 1522-1539 (2013-02-13)
The kesterite-structured semiconductors Cu2ZnSnS4 and Cu2ZnSnSe4 are drawing considerable attention recently as the active layers in earth-abundant low-cost thin-film solar cells. The additional number of elements in these quaternary compounds, relative to binary and ternary semiconductors, results in increased flexibility
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
Y Arakawa
Sangyo eiseigaku zasshi = Journal of occupational health, 39(1), 1-20 (1997-01-01)
Tin generates a wide variety of biological activities deriving from its chemical character. In this article, the biological activities of tin compounds are reviewed with a focus on the connection with immunity. The table of contents is as follows: Introduction
F J de Araujo et al.
Genes and immunity, 16(4), 284-288 (2015-03-13)
Functional variations in the mannose-binding lectin (MBL2) gene causing low levels of serum MBL are associated with susceptibility to numerous infectious diseases. We investigated whether there is genetic association of MBL2 variant alleles with cutaneous leishmaniasis (CL) caused by Leishmania
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
Applications of tin-containing intermediates to carbohydrate chemistry.
T B Grindley
Advances in carbohydrate chemistry and biochemistry, 53, 17-142 (1998-08-26)
Giovanni Forte et al.
Annali dell'Istituto superiore di sanita, 41(2), 189-195 (2005-10-26)
Twenty-six metals and the oxidative status in 71 patients affected by Parkinson's disease and 44 healthy individuals were compared in order to identify potential biomarkers of the disease. In the patients, the following significant imbalances were found (p < or
H U Shetty et al.
Clinical chemistry, 42(2), 298-302 (1996-02-01)
Previous studies suggest the presence of increased concentrations of cerebral myo-inositol in Alzheimer disease (AD). To characterize this abnormality further, we quantified myo-inositol and several other polyols in cerebrospinal fluid (CSF) and plasma from 10 AD subjects and 10 healthy
Wen Zhang et al.
The Analyst, 129(3), 229-234 (2004-02-24)
The fabrication and application of a novel electrochemical detector (ED) with nano crystalline Ce-doped lead dioxide film chemically modified electrode (CME) for liquid chromatography (LC) were described. The Ce-doped PbO(2) film was characterized by X-ray diffractometer (XRD) and scanning tunnel
Kelly Peeters et al.
Chemosphere, 107, 386-392 (2014-01-30)
Organotin compounds (OTCs) are among the most toxic substances ever introduced to the environment by man. They are common pollutants in marine ecosystems, but are also present in the terrestrial environment, accumulated mainly in sewage sludge and landfill leachates. In
Hirokazu Masai et al.
Optics express, 20(25), 27319-27326 (2012-12-25)
The authors report on the correlation between the photoluminescence (PL) property and the SnO amount in SnO-ZnO-P2O5 (SZP) glass. In the PL excitation (PLE) spectra of the SZP glass containing Sn2+ emission center, two S1 states, one of which is
Uwe Böhme et al.
Acta crystallographica. Section C, Crystal structure communications, 69(Pt 1), 44-46 (2013-01-04)
The title compound, [Sn(CH(3))(2)(C(16)H(15)NO(3))], crystallized from one reaction batch with high enantiomeric excess as both a pure enantiomer and a racemate. The S enantiomer crystallizes in the chiral space group P3(2). The racemate crystallizes in the space group P1 with
Valerio Leoni et al.
Journal of lipid research, 46(2), 191-195 (2004-12-04)
In a recent publication [Diestel, A., O. Aktas, D. Hackel, I. Hake, S. Meier, C. S. Raine, R. Nitsch, F. Zipp, and O. Ullrich. 2003. Activation of microglial poly (ADP-ribose)-polymerase-1 by cholesterol breakdown products during neuroinflammation: a link between demyelination
The formation of 3-hydroxy-4-methoxyphenylalanine and 3-hydroxy-4-methoxyphenethylamine in plasma during L-DOPA therapy in patients with Parkinson's disease.
T Ishimitsu et al.
Chemical & pharmaceutical bulletin, 32(8), 3320-3322 (1984-08-01)
Johannes Levin et al.
Dementia and geriatric cognitive disorders, 29(6), 553-559 (2010-07-08)
Increasing evidence suggests that elevated levels of homocysteine (Hcy) and methylmalonate (MMA) may be involved in the pathogenesis of neurodegenerative diseases. The urine levels of MMA and serum levels of Hcy as well as folic acid and vitamin B(12) were
Lun Li et al.
Journal of the American Chemical Society, 135(4), 1213-1216 (2013-01-15)
Single-layer single-crystalline SnSe nanosheet with four-atomic thickness of ~1.0 nm and lateral size of ~300 nm is presented here by using a one-pot synthetic method. It is found that 1,10-phenanthroline plays an important role in determining the morphology of the
Advances in tin compound analysis with special reference to organotin pesticide residues.
J Kumpulainen et al.
Residue reviews, 66, 1-18 (1977-01-01)
M O Kristensen et al.
Acta neurologica Scandinavica, 87(6), 475-481 (1993-06-01)
The cobalamin status was evaluated in Alzheimer dementia (n = 26), other dementias (n = 24), various gerontopsychiatric disorders (n = 25), and in neuro-psychiatrically healthy controls (n = 20). Supplementing serum cobalamin we measured methylmalonic acid (MMA), a metabolite
M A Raskind et al.
Biological psychiatry, 46(6), 756-765 (1999-09-24)
High cerebrospinal fluid (CSF) norepinephrine (NE) concentrations in aging and Alzheimer's disease (AD) could reflect decreased NE clearance from central nervous system (CNS) extracellular fluid or increased release of NE into CNS extracellular fluid. Measuring CSF concentrations of the intraneuronal
[Current status of research on tin, an essential trace element].
Z W Ji et al.
Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine], 22(6), 352-354 (1988-11-01)
Rutile-type (Ti,Sn)O₂ nanorods as efficient anode materials toward its lithium storage capabilities.
Yu-Chun Chen et al.
Nanoscale, 5(6), 2254-2258 (2013-02-13)
A series of rutile-type (Ti,Sn)O2 solid solutions with nanorod architecture were successfully synthesized in this study by varying their calcination temperatures of tin-modified titanium dioxide (Sn/TiO2) nanocomposites under a nitrogen atmosphere. During the delithiation process, the (Ti,Sn)O2 nanorods obtained at
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