Search Within
Applied Filters:
Showing 1-30 of 54 results for "


" within Papers
Surfactant-Free beta-Galactosidase Micromotors for ?On-The-Move? Lactose Hydrolysis
Maria-Hormigos R, et al.
Advances in Functional Materials, 28(25), 1704256-1704256 (2018)
Viktória Jószai et al.
Journal of inorganic biochemistry, 112, 17-24 (2012-05-01)
Mixed metal copper(II)-nickel(II) and copper(II)-zinc(II) complexes of four peptide fragments of human prion protein have been studied by potentiometric, UV-vis and circular dichroism spectroscopic techniques. One peptide contained three histidyl residues: HuPrP(84-114) with H85 inside and H96, H111 outside the
I V Shemarova et al.
Ontogenez, 43(4), 278-286 (2012-10-06)
It was determined that change in DNA content in macronuclei occurs in the T. pyriformis infusoria under the influence of an activator (caffeine) and inhibitors of Ca2+ channels (verapamil), NiCl2, and CdCl2. Caffeine (10 mM) stimulates DNA synthesis. Verapamil (5
Terran E Bergdale et al.
Journal of biotechnology, 161(3), 181-189 (2012-07-14)
Microbiologically induced calcium carbonate precipitation (MICCP) is a naturally occurring biological process that has shown its potential in remediation of a wide range of structural damages including concrete cracks. In this study, genetically engineered microorganisms, capable of producing extracellular polymeric
Pelin Onsekizoglu Bagci et al.
Journal of food science, 80(9), N2071-N2078 (2015-08-05)
Gold nanoparticles (AuNPs) were synthesized at room temperature following a simple, rapid, and green route using fresh-squeezed apple juice as a reducing reagent. The optimal AuNPs, based on the particle color, stability, and color change suitable for colorimetric detection of
Ritu Tyagi et al.
Journal of applied toxicology : JAT, 33(2), 134-141 (2011-09-20)
Heavy metals are known for their associated nephrotoxicity and nickel is no exception. An integrated metabonomic approach, based on high-resolution (1) H NMR spectroscopy, was applied to determine the acute biochemical effects of NiCl(2) on the renal tissues of rats.
Maria D Pavlaki et al.
Ecotoxicology and environmental safety, 109, 48-55 (2014-08-29)
In aquatic ecosystems several stressors may act together and affect the life traits of organisms. Pesticide runoffs are usually associated with high inputs of organic matter and depletion of oxygen in aquatic systems. This study aimed at combining anthropogenic stress
Wen Qiang Sun et al.
TheScientificWorldJournal, 2012, 150973-150973 (2012-05-24)
The effect of La on Al/NaBH(4) hydrolysis was elaborated in the present paper. Hydrogen generation amount increases but hydrogen generation rate decreases with La content increasing. There is an optimized composition that Al-15 wt% La-5 wt% NiCl(2)/NaBH(4) mixture (Al-15 wt% La-5 wt% NiCl(2)/NaBH(4) weight
Jingwen Yu et al.
Bio-medical materials and engineering, 22(1-3), 151-157 (2012-07-07)
Dental cast alloys have been widely used in modern dental restoration. However, due to oral complex environment and individual differences, continuous corrosion of alloys occurs. As a result, metal ions like nickel ion (Ni3+) can be released from alloys for
Ignacio I Fuentes et al.
Aquatic toxicology (Amsterdam, Netherlands), 155, 142-150 (2014-07-16)
An experiment was designed to assess the capacity of Salvinia minima Baker to uptake and accumulate nickel in its tissues and to evaluate whether or not this uptake can affect its physiology. Our results suggest that S. minima plants are
Steven J Ryan et al.
PloS one, 7(4), e35320-e35320 (2012-05-09)
The basolateral complex of the amygdala (BLA) is a critical component of the neural circuit regulating fear learning. During fear learning and recall, the amygdala and other brain regions, including the hippocampus and prefrontal cortex, exhibit phase-locked oscillations in the
Functional coupling of Cav2.3 and BK potassium channels regulates action potential repolarization and short-term plasticity in the mouse hippocampus
Gutzmann JJ, et al.
Frontiers in Cellular Neuroscience, 13(3), 492-499 (2019)
Ricardo D Righetto et al.
Nature communications, 11(1), 5101-5101 (2020-10-11)
Urease converts urea into ammonia and carbon dioxide and makes urea available as a nitrogen source for all forms of life except animals. In human bacterial pathogens, ureases also aid in the invasion of acidic environments such as the stomach
Francesca Gissi et al.
Environmental toxicology and chemistry, 34(7), 1578-1587 (2015-02-24)
Despite evidence of contamination in Antarctic coastal marine environments, no water-quality guidelines have been established for the region because of a paucity of biological effects data for local Antarctic species. Currently, there is limited information on the sensitivity of Antarctic
Tai-Feng Hung et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(44), 15686-15691 (2015-09-10)
Herein, potential-tunable Na2 Ni1-x Cux Fe(CN)6 nanoparticles with three-dimensional frameworks and large interstitial spaces were synthesized as alternative cathode materials for aqueous sodium-ion batteries by controlling the molar ratio of Ni(II) to Cu(II) at ambient temperature. The influence of the
S Nakanishi et al.
British journal of biomedical science, 70(1), 15-21 (2013-04-27)
A recombinant molecule of the full-length urease gene operon was constructed in vitro from the Japanese urease-positive thermophilic Campylobacter (UPTC) CF89-12 isolate and expressed in Escherichia coli cells. Several large deletion recombinant variants of urease subunit genes were also constructed
Yi Deng et al.
Analytica chimica acta, 868, 45-52 (2015-03-31)
Rapid and ultrasensitive detection of trace heavy metal mercury(II) ions (Hg(2+)) are of significant importance due to the induced serious risks for environment and human health. This presented article reports the gold nanoparticle-based dual labeling colorimetric method (Dual-COLO) for ultrasensitive
Cynthia C Jose et al.
Epigenetics & chromatin, 12(1), 75-75 (2019-12-21)
Nickel is an occupational and environmental toxicant associated with a number of diseases in humans including pulmonary fibrosis, bronchitis and lung and nasal cancers. Our earlier studies showed that the nickel-exposure-induced genome-wide transcriptional changes, which persist even after the termination
Bangyuan Wu et al.
Ecotoxicology and environmental safety, 109, 70-76 (2014-08-29)
This study was designed to evaluate the toxicological effect of dietary nickel chloride (NiCl2) on the counts of intestinal bacteria and diversity of microorganisms in broilers. Plate counting and polymerase chain reaction-denaturing gradient gel electrophoresis (PCR-DGGE) assays were used. A
Eman Ghanem et al.
Molecules (Basel, Switzerland), 20(5), 9170-9182 (2015-05-27)
Differential sensing using synthetic receptors as mimics of the mammalian senses of taste and smell is a powerful approach for the analysis of complex mixtures. Herein, we report on the effectiveness of a cross-reactive, supramolecular, peptide-based sensing array in differentiating
Alireza Pourkhabbaz et al.
Biomedical and environmental sciences : BES, 24(6), 656-660 (2012-03-01)
To determine the effects of water hardness on the toxicities of cobalt (Co) and nickel (Ni) to a freshwater fish, Capoeta fusca. Toxicity was investigated by static bioassay. Fish were exposed to cobalt (as CoCl(2)) and nickel (as NiCl(2)) for
Marlene M Hao et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 31(43), 15352-15361 (2011-10-28)
Neurons of the enteric nervous system (ENS) arise from neural crest cells that migrate into and along the developing gastrointestinal tract. A subpopulation of these neural-crest derived cells express pan-neuronal markers early in development, shortly after they first enter the
Goli Ardestani et al.
Cell calcium, 87, 102181-102181 (2020-02-26)
Prior to maturation, mouse oocytes are arrested at the germinal vesicle (GV) stage during which they experience constitutive calcium (Ca2+) influx and spontaneous Ca2+ oscillations. The oscillations cease during maturation but Ca2+ influx continues, as the oocytes' internal stores attain
Tsui-Chun Tsou et al.
Toxicology and applied pharmacology, 273(3), 492-499 (2013-10-02)
Our previous studies indicated that zinc induced inflammatory response in both vascular endothelial cells and promonocytes. Here, we asked if other metals could cause the similar effect on vascular endothelial cells and tried to determine its underlying mechanism. Following screening
Rebekka Kubisch et al.
Sensors (Basel, Switzerland), 12(3), 3370-3393 (2012-06-28)
Pollution of drinking water sources represents a continuously emerging problem in global environmental protection. Novel techniques for real-time monitoring of water quality, capable of the detection of unanticipated toxic and bioactive substances, are urgently needed. In this study, the applicability
Effects of chemostimuli on [Ca2+] i responses of rat aortic body type I cells and endogenous local neurons: comparison with carotid body cells
Piskuric NA and Nurse CA
The Journal of Physiology, 590(9), 2121-2135 (2012)
Alexandra Tsybizova et al.
The journal of physical chemistry. A, 117(6), 1171-1180 (2012-08-16)
Electrospray ionization of dilute solutions of phenylpyridines (phpy) in the presence of nickel(II) chloride leads to gaseous ions of the type [Ni(phpy)(m)](2+) with m = 3-5 and [NiCl(phpy)(n)](+) with n = 1-3, which are characterized by various gas-phase experiments in
Abhay K Pandey et al.
Neuroscience letters, 517(2), 128-132 (2012-05-09)
Bisphenol-A (BPA), a toxic chemical from polycarbonate plastics, is known for behavioural and neural abnormalities. These neuro-behavioural changes reflect the changes in neural activity. However the effect of BPA on nerve action potential is not available. Therefore, present investigation was
Genetic and epigenetic mechanisms in metal carcinogenesis and cocarcinogenesis: nickel, arsenic, and chromium
Salnikow K and Zhitkovich A
Chemical Research in Toxicology, 21(1), 28-44 (2007)
Siyue Lou et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 51, 251-258 (2012-09-20)
Nickel, a metal commonly found in battery plants and welding factories, has potential cardiotoxicity, while all-trans retinoid acid (atRA) can promote cardiovascular repair and myocardial recovery. The purpose of this study was to investigate whether atRA could prevent cardiotoxicity induced
Page 1 of 2
Page 1 of 2