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Showing 1-30 of 278 results for "243469" within Papers
D Pawlak et al.
International urology and nephrology, 33(2), 399-404 (2002-07-03)
In patients that developed a chronic renal failure the augmentation in tryptophan degradation is reflected in the increase in plasma metabolites of kynurenine pathway. Hemodialysis is one of therapeutic approaches that significantly reduce all plasma kynurenine metabolites in uremic patients.
S S Park et al.
Journal of wound care, 24(1), 23-33 (2014-12-30)
Wound healing is enhanced in the presence of an external electrical field. The purpose of this study was first to investigate whether microelectric potentials (EPs) can be generated when the innovative design of a silver (Ag)- and zinc (Zn)-printed wound
Christoph Janiak et al.
Chimia, 67(6), 419-424 (2013-08-16)
Porous coordination polymers (PCPs)/metal-organic frameworks (MOFs) are inorganic-organic hybrid materials with a permanent three-dimensional porous metal-ligand network. PCPs or MOFs are inorganic-organic analogs of zeolites in terms of porosity and reversible guest exchange properties. Microporous water-stable PCPs with high water
Charley C Staats et al.
Frontiers in cellular and infection microbiology, 3, 65-65 (2013-10-18)
Zinc is a ubiquitous metal in all life forms, as it is a structural component of the almost 10% of eukaryotic proteins, which are called zinc-binding proteins. In zinc-limiting conditions such as those found during infection, pathogenic fungi activate the
S K Gupta et al.
Journal of surgical oncology, 91(3), 204-208 (2005-08-25)
The exact role of copper and zinc in the etiology of carcinoma of the gallbladder is unclear. Some studies suggest the Cu/Zn ratio is a good indicator of the extent and prognosis in carcinoma of the gastrointestinal tract. The aim
Peter Stenvinkel et al.
Clinical journal of the American Society of Nephrology : CJASN, 1(2), 281-287 (2007-08-21)
Myeloperoxidase (MPO), which is secreted during activation of neutrophils, may serve as one mechanistic link among persistent inflammation, oxidative stress, and cardiovascular disease. This study related MPO activity to inflammatory and oxidative stress biomarkers, comorbidity, and ongoing medication in prevalent
D Religa et al.
Neurology, 67(1), 69-75 (2006-07-13)
To determine whether changes in brain biometals in Alzheimer disease (AD) and in normal brain tissue are tandemly associated with amyloid beta-peptide (Abeta) burden and dementia severity. The authors measured zinc, copper, iron, manganese, and aluminum and Abeta levels in
Włodzimierz Opoka et al.
Acta poloniae pharmaceutica, 70(6), 961-965 (2014-01-05)
Zinc is an interesting target for detection as it is one of the elements necessary for the proper functioning of the human body, its excess and deficiency can cause several symptoms. Several techniques including electrochemistry have been developed but require
Johan Hattne et al.
Nature methods, 11(5), 545-548 (2014-03-19)
X-ray free-electron laser (XFEL) sources enable the use of crystallography to solve three-dimensional macromolecular structures under native conditions and without radiation damage. Results to date, however, have been limited by the challenge of deriving accurate Bragg intensities from a heterogeneous
Stefanie Grabrucker et al.
Brain : a journal of neurology, 137(Pt 1), 137-152 (2013-11-28)
Proteins of the ProSAP/Shank family act as major organizing scaffolding elements within the postsynaptic density of excitatory synapses. Deletions, mutations or the downregulation of these molecules has been linked to autism spectrum disorders, the related Phelan McDermid Syndrome or Alzheimer's
Ru Qiao et al.
Journal of nanoscience and nanotechnology, 13(6), 4247-4251 (2013-07-19)
In this paper, we report a preparation of CuZn dendritic microstructures through a tunable template-free electrochemical approach. By simply tunning the applied depositing current, the morphology of the product can be well controlled. The growth mechanism of CuZn dendritic alloys
Yanhui Shi et al.
Proceedings of the National Academy of Sciences of the United States of America, 111(26), 9390-9395 (2014-07-01)
Multicomponent self-assembly, wherein two unique donor precursors are combined with a single metal acceptor instead of the more common two-component assembly, can be achieved by selecting Lewis-basic sites and metal nodes that select for heteroligated coordination spheres. Platinum(II) ions show
M E Kuyumcu et al.
European review for medical and pharmacological sciences, 17(11), 1467-1471 (2013-06-19)
Zinc is one of the most important elements for human body. Zinc deficiency can occur in any age, if it is seen in elderly its clinical results can be more harmful due to already diminished functions. Some studies showed zinc
Wolfgang Maret
Metal ions in life sciences, 13, 389-414 (2014-01-29)
The vast knowledge of the physiologic functions of zinc in at least 3000 proteins and the recent recognition of fundamental regulatory functions of zinc(II) ions released from cells or within cells links this nutritionally essential metal ion to numerous diseases.
M K Sim et al.
Regulatory peptides, 111(1-3), 179-182 (2003-03-01)
The plasma levels of des-aspartate-angiotensin I (DAA-I) in three models of hypertensive rats and hypertensive subjects were determined and compared with their normotensive controls. The rationale for the study was based on our earlier findings showing that DAA-I is a
Laura M Lamberti et al.
Nutrients, 5(11), 4715-4740 (2013-11-29)
Evidence supporting the impact of therapeutic zinc supplementation on the duration and severity of diarrhea among children under five is largely derived from studies conducted in South Asia. China experiences a substantial portion of the global burden of diarrhea, but
Karine Cavalcanti Mauricio de Sena et al.
Biological trace element research, 105(1-3), 1-9 (2005-07-22)
The purpose of this study was to identify the effect of oral zinc supplementation in patients with type 1 diabetes (T1DM) on metabolic control and zinc blood concentrations. The sample consisted of 20 patients with T1DM and a control group
Cristiane Cominetti et al.
Obesity surgery, 16(4), 448-453 (2006-04-13)
Previous researchers have found that the nutritional zinc status in obese and diabetic subjects is altered: low zinc concentrations in plasma and erythrocytes with high urinary zinc excretion were observed. This study assessed the influence of the Roux-en-Y gastric bypass
Wen-Lin An et al.
Brain research. Molecular brain research, 135(1-2), 40-47 (2005-04-29)
Zinc levels are increased in brain areas severely affected by Alzheimer's disease (AD) pathologies. Zinc has both protective and neurotoxic properties and can stimulate both phosphatidylinositol 3-kinase (PI3K) and mitogen-activated protein kinase (MAPK) pathways. Several kinases related to these pathways
M A Lovell et al.
Archives of neurology, 58(3), 392-396 (2001-03-20)
Markers of oxidative stress are increased in cerebrospinal fluid (CSF) of patients with Alzheimer disease (AD), although none of those reported are appropriate diagnostic markers because of the overlap between patients with AD and control subjects. To determine the ratio
Dönem Avci et al.
Molecular cell, 56(5), 630-640 (2014-12-03)
Proteolysis by aspartyl intramembrane proteases such as presenilin and signal peptide peptidase (SPP) underlies many cellular processes in health and disease. Saccharomyces cerevisiae encodes a homolog that we named yeast presenilin fold 1 (Ypf1), which we verify to be an
Susan J Zunino et al.
The British journal of nutrition, 112(3), 369-380 (2014-05-17)
Obese individuals are at an increased risk of developing CVD, hypertension, type 2 diabetes, and bacterial and viral infections when compared with the normal-weight population. In a 9-week randomised, double-blind, cross-over study, twenty-four obese subjects aged between 20 and 60
L Eugene Arnold et al.
Journal of child and adolescent psychopharmacology, 15(4), 619-627 (2005-09-30)
The aim of this study was to review the published evidence for a role of zinc nutrition in attention-deficit/hyperactivity disorder (ADHD). A computer literature search was supplemented by the authors' knowledge. Numerous controlled studies report cross-sectional evidence of lower zinc
Kohei Takeshita et al.
Nature structural & molecular biology, 21(4), 352-357 (2014-03-04)
The voltage-gated proton channel Hv1 (or VSOP) has a voltage-sensor domain (VSD) with dual roles of voltage sensing and proton permeation. Its gating is sensitive to pH and Zn(2+). Here we present a crystal structure of mouse Hv1 in the
Xiang Sheng et al.
Biochemistry, 53(27), 4455-4466 (2014-06-26)
Pyruvate carboxylase (PC) catalyzes the carboxylation of pyruvate to produce oxaloacetate. Its activity is directly related to insulin release and thus PC has recently attracted great interest as a potential target for diabetes treatment. In this article, the catalytic mechanism
Eleni Kouremenou-Dona et al.
The Science of the total environment, 359(1-3), 76-81 (2005-06-16)
Serum copper and zinc concentrations of 506 (414 males and 92 females) apparently healthy Greek blood donors aged 18-60 years old were determined by flame atomic absorption spectrometry. The mean copper and zinc concentrations were 115.46+/-23.56 microg/dl and 77.11+/-17.67 microg/dl
Jian-ping Jia et al.
Chinese medical journal, 117(8), 1161-1164 (2004-09-14)
An important aspect of Alzheimer's disease (AD) is loss or impairment of cholinergic neurons. It is controversial whether there is a similar cholinergic impairment and cerebral deficit of acetylcholine (ACh) in the case of vascular dementia (VD). The purpose of
T Kikuchi et al.
Clinical chemistry, 27(11), 1899-1902 (1981-11-01)
We describe a method for determination of guanidino compounds in plasma and erythrocytes. The compounds are separated by liquid chromatography, the concentrations in the effluent being estimated fluorometrically (Trans. Am. Soc. Artif. Intern. Organs 24: 61, 1978). Guanidinoacetic acid, guanidinosuccinic
Najjapak Sooksawat et al.
Journal of environmental sciences (China), 25(3), 596-604 (2013-08-08)
The ability for usage of common freshwater charophytes, Chara aculeolata and Nitella opaca in removal of cadmium (Cd), lead (Pb) and zinc (Zn) from wastewater was examined. C. aculeolata and N. opaca were exposed to various concentrations of Cd (0.25
Beatriz Garrido-Rodriguez et al.
Chemosphere, 107, 379-385 (2014-01-29)
Batch type and column experiments were used to study competitive adsorption-desorption and transport for Cd, Cu, Ni and Zn in a mine soil, both un-amended and amended with mussel shell. Batch type experiments showed that adsorption was affected by the
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