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720143

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Dong Liang et al.
Endocrine journal, 62(10), 907-920 (2015-07-28)
Type 2 diabetes mellitus (T2D) is a chronic metabolic disorder resulting from defects in both insulin secretion and insulin activity. The deficit and dysfunction of insulin secreting β-cells are signature symptoms of T2D. Additionally, in pancreatic β-cells, a small group...
Qing Zhu et al.
Viral immunology, 28(9), 495-503 (2015-09-24)
Human immunodeficiency virus type 1 (HIV-1) envelope glycoprotein 120 (gp120) has been reported to be toxic to the hippocampal neurons, and to be involved in the pathogenesis of HIV-1-associated neurocognitive disorders (HAND). Accumulating evidence has demonstrated that voltage-gated potassium (Kv)...
Dany Spaggiari et al.
Analytical and bioanalytical chemistry, 406(20), 4875-4887 (2014-06-05)
The cocktail approach is an advantageous strategy used to monitor the activities of several cytochromes P450 (CYPs) in a single test to increase the throughput of in vitro phenotyping studies. In this study, a cocktail mixture was developed with eight...
Oluwasesan Adegoke et al.
Talanta, 146, 780-788 (2015-12-24)
Environmental pollutants, such as the polycyclic aromatic hydrocarbons (PAHs), become widely distributed in the environment after emission from a range of sources, and they have potential biological effects, including toxicity and carcinogenity. In this work, we have demonstrated the analytical...
David Ilko et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 94, 569-574 (2014-12-03)
The fatty acid (FA) composition of polysorbate 80 (PS80), a sorbitan oleic acid ester copolymerized with about 20mole of ethylene oxide, is typically characterized by gas chromatography. Here, an alternative method was developed. After saponification with potassium hydroxide the FA...
Mirian E Casco et al.
Nature communications, 6, 6432-6432 (2015-03-03)
Natural methane hydrates are believed to be the largest source of hydrocarbons on Earth. These structures are formed in specific locations such as deep-sea sediments and the permafrost based on demanding conditions of high pressure and low temperature. Here we...
Shiv Shankar et al.
Physical chemistry chemical physics : PCCP, 17(33), 21517-21524 (2015-07-30)
This study illustrates a facile strategy for efficient immobilization of enzymes on a metal nanoparticle surface. The strategy proposed here enables the enzymatic activity to be retained while increasing the enzyme thermostability. It is demonstrated that the use of a...
Olli H Tuovinen et al.
Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes, 50(10), 718-726 (2015-08-15)
The purpose of this study was to assess atrazine mineralization in surface and subsurface samples retrieved from vertical cores of agricultural soils from two farm sites in Ohio. The Defiance site (NW-Ohio) was on soybean-corn rotation and Piketon (S-Ohio) was...
Zaiwen Fan et al.
Clinical and experimental hypertension (New York, N.Y. : 1993), 37(5), 381-387 (2015-04-10)
To test the hypothesis that chronic hypoxic pulmonary hypertension (CH-PH) is associated with increased survivin and decreased voltage-gated potassium (KV) channels expression in pulmonary arteries, rats were randomized as: normoxia (N); normoxia + YM155, survivin suppressor (NY); hypoxia (H); hypoxia + YM155 (HY). HY...
Tenna Jørgensen et al.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism, 35(6), 943-950 (2015-03-12)
It is well known that few weeks of high fat (HF) diet may induce metabolic disturbances and mitochondrial dysfunction in skeletal muscle. However, little is known about the effects of long-term HF exposure and effects on brain mitochondria are unknown....
Milan Jana et al.
Nanotechnology, 26(7), 075402-075402 (2015-02-03)
Co9S8/reduced graphene oxide (RGO) composites were prepared on nickel foam substrate through hydrothermal reaction and used directly as supercapacitor electrode. The field emission scanning electron microscopy analysis of the composites showed the formation of Co9S8 nano-rods on the RGO surfaces....
Matthew C Henn et al.
Journal of the American Heart Association, 4(8), e002016-e002016 (2015-08-26)
ATP-sensitive potassium (K(ATP)) channel openers provide cardioprotection in multiple models. Ion flux at an unidentified mitochondrial K(ATP) channel has been proposed as the mechanism. The renal outer medullary kidney potassium channel subunit, potassium inward rectifying (Kir)1.1, has been implicated as...
Qian Ran et al.
Scientific reports, 5, 16209-16209 (2015-11-06)
Fe3O4 magnetic nanoparticles (Fe3O4-MNPs) have been widely used in clinical diagnosis. Hemocompatibility of the nanoparticles is usually evaluated by hemolysis. However, hemolysis assessment does not measure the dysfunctional erythrocytes with pathological changes on the unbroken cellular membrane. The aim of...
Yanhong Li et al.
PloS one, 10(3), e0121884-e0121884 (2015-03-27)
Nosema bombycis, the first identified microsporidium, is a destructive pathogen of the silkworm Bombyx mori and causes severe worldwide economic losses in sericulture. Major microsporidian structural proteins, such as the spore wall protein (SWP), are known to be involved in...
Umberto M Musazzi et al.
International journal of pharmaceutics, 489(1-2), 177-185 (2015-05-03)
Recent studies demonstrated that post-herpetical and inflammatory pain can be locally managed by morphine gels, empirically chosen. Aiming to rationalize the selection of the most suitable opioid for the cutaneous delivery, we studied the in vitro penetration through human epidermis...
Frank Lippert et al.
Caries research, 49(5), 467-476 (2015-08-01)
The aims of this laboratory study were to compare the effects of lesion baseline severity, mineral distribution and substrate on remineralization and progression of caries lesions created in root dentin. Lesions were formed in dentin specimens prepared from human and...
Leonor C Costa et al.
Environmental science and pollution research international, 22(23), 18574-18589 (2015-09-24)
This study aimed to assess the mechanisms of innate immune function responses to silica-coated iron oxide nanoparticle functionalized with dithiocarbamate groups (IONP) exposure alone and its associated mercury (Hg) in European eel (Anguilla anguilla L.) phagocytes isolated from peritoneum (P-phagocytes)...
Masayuki Sugimoto et al.
Biochimica et biophysica acta, 1851(12), 1554-1565 (2015-09-24)
Sphingomyelin (SM) is synthesized by SM synthase (SMS) from ceramide (Cer). SM regulates signaling pathways and maintains organ structure. SM comprises a sphingoid base and differing lengths of acyl-chains, but the importance of its various forms and regulatory synthases is...
Serkan Koldaş et al.
Journal of the science of food and agriculture, 95(4), 786-798 (2014-09-10)
A detailed phytochemical analysis of Origanum vulgare L. ssp. viride (Boiss.) Hayek was carried out and the antioxidant activities of five different crude extracts were determined. The antiproliferative activities of the extracts were determined using the xCELLigence system (Real Time...
Gas phase base-catalyzed dehydrogenations of cyclic hydrocarbons over a KOH/Al2O3 catalyst
Neumann R and Sasson Y
J. Mol. Catal., 35(1), 131-136 (1986)
Andrew R Chandna et al.
The European journal of neuroscience, 41(3), 341-351 (2014-11-29)
Autonomic dysfunction is a serious complication of diabetes and can lead to cardiovascular abnormalities and premature death. It was recently proposed that autonomic dysfunction is triggered by oxidation-mediated inactivation of neuronal nicotinic acetylcholine receptors (nAChRs), impairing synaptic transmission in sympathetic...
A Mohammad et al.
Clinical toxicology (Philadelphia, Pa.), 53(2), 102-107 (2015-01-23)
Prussian blue, ferric hexacyanoferrate is approved for (oral) treatment of internal contamination with radioisotopes of cesium or thallium. Cyanide makes up 35-40% of Prussian blue's molecular composition; thus, cyanide may be released during transit through the digestive tract under physiological...
Nicola Mosca et al.
Molecular biology reports, 42(8), 1333-1340 (2015-04-26)
Dicer is central to small RNA silencing pathways, thus playing an important role in physiological and pathological states. Recently, a number of mutations in dicer gene have been identified in diverse types of cancer, implicating Dicer in oncogenic cooperation. Here...
Timothy D Rohrbach et al.
International journal of oncology, 46(3), 1079-1088 (2014-12-20)
Lung cancer is the leading cause of cancer related deaths. Common molecular drivers of lung cancer are mutations in receptor tyrosine kinases (RTKs) leading to activation of the phosphatidylinositol 3-kinase (PI3K)/Akt pro-growth, pro-survival signaling pathways. Myristoylated alanine rich C-kinase substrate...
Monika Gibis et al.
Journal of food science, 80(11), C2430-C2439 (2015-10-08)
The impact of precursors such as creatine, creatinine, and glucose on the formation of mutagenic/carcinogenic heterocyclic amines (HAs) were studied in patties of 9 different animal species equally heat treated with a double-plate contact grill. All grilled patties of the...
Maria A Vorontsova et al.
Faraday discussions, 179, 27-40 (2015-04-11)
The two-step mechanism of nucleation of crystals in solutions posits that the formation of crystal nuclei occurs within structures of extended lifetimes, in which the nucleating solute is at high concentration. The validity of this mechanism has been demonstrated for...
Kara Strickland et al.
Nature communications, 6, 7343-7343 (2015-06-11)
Replacement of noble metals in catalysts for cathodic oxygen reduction reaction with transition metals mostly create active sites based on a composite of nitrogen-coordinated transition metal in close concert with non-nitrogen-coordinated carbon-embedded metal atom clusters. Here we report a non-platinum...
Tomáš Řezanka et al.
Folia microbiologica, 60(3), 225-234 (2014-11-15)
The methods of preparation of fatty acids from brewer's yeast and its use in production of biofuels and in different branches of industry are described. Isolation of fatty acids from cell lipids includes cell disintegration (e.g., with liquid nitrogen, KOH...
Bruno Gabriel Lucca et al.
Electrophoresis, 36(16), 1886-1893 (2015-04-18)
This report describes the development and application of a novel graphene-modified electrode to be used as amperometric sensor in microchip electrophoresis (ME) devices. The modified electrode was achieved based on electroreduction of graphene oxide on an integrated Pt working electrode...
Weverton M Luchi et al.
American journal of physiology. Regulatory, integrative and comparative physiology, 309(3), R215-R222 (2015-06-05)
Vitamin D deficiency (VDD) is widespread in the general population. Iodinated (IC) or gadolinium-based contrast media (Gd) may decrease renal function in high-risk patients. This study tested the hypothesis that VDD is a predisposing factor for IC- or Gd-induced nephrotoxicity....
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