(n.) An electro-negative element, or the element which, in electro-chemical decompositions, is evolved at the anode; -- opposed to cation.
Example Sentences:
(1) Both SAA and non-SAA enhanced ammonium excretion but only non-SAA enhanced organic anion excretion, an indicator of incomplete oxidation of organic acids.
(2) In the presence of high external Cl, a component of outward current that was inhibited by the anion channel blocker diphenylamine-2-carboxylate (DPC) appeared in 70% of the cells.
(3) Cell viability, ability to generate superoxide anion, and chemotaxis were found to be unaltered both before and after labeling.
(4) Interaction of viable macrophages with cationic particles at 37 degrees C resulted in their "internalization" within vesicles and coated pits and a closer apposition between many segments of plasmalemma than with neutral or anionic substances.
(5) In general, enzyme activity was strongly reduced by heavy metal inorganic cations; less strongly by organometallic cations, some anions, and certain pesticides; and weakly inhibited by light metal cations and organometallic and organic compounds.
(6) The order in which anions supported uptake was Cl- = SCN- greater than F- greater than NO3- = SO2(-4) for beta-alanine, whereas it was SCN- greater than F- = Cl- = NO3- greater than SO2(-4) for L-alpha-alanine.
(7) Moreover, it is the recombinant p70 polypeptides of slowest mobility that coelute with S6 kinase activity on anion-exchange chromatography.
(8) Superoxide anion (O2.-) was photogenerated upon illumination of riboflavin in fluorescent light.
(9) At hypothyroid patients there is an ADP excess which is degenerated to xanthine, the substrate of xanthine oxidase resulting in toxic anion superoxide and UA.
(10) The sigmoidal shape of the curve of rate constant vs mole percent anionic lipid is consistent with a positively cooperative effect of the negative surface charge.
(11) The changes included swelling, blunting, and flattening of epithelial foot processes, were accompanied by decreased stainability of glomerular anionic sites, and were largely reversed by subsequent perfusion with the polyanion heparin.
(12) The granules of human large granular lymphocytes have been reported to contain, in addition to perforin, a soluble HRF activity that can be eluted from anion-exchange columns at 115 mM NaCl.
(13) The channels studied here were more selective for monovalent cations than anions, but also showed some permeability to anions and larger electrolytes, suggesting a large functional pore diameter.
(14) The reduction of cytochrome c was found to be sensitive to both anaerobiosis and superoxide dismutase, suggesting the involvement of superoxide anions with this electron acceptor.
(15) The porins are a class of voltage-dependent, anion-selective, channel-forming proteins located in the outer mitochondrial membrane (OMM).
(16) In 254 findings of the acid-base balance ions and proteins, the authors evaluated mutual relations between the acid-base balance and calculation from the anion column.
(17) Proceeding from the observation that organic anions bound to albumin have hepatic extraction fractions that are unexpectedly high, we have studied a distributed model that accounts for this phenomenon by invoking sites on the cell surface that catalyze the dissociation of albumin-anion complexes.
(18) 6) The subunits alpha and beta of bovine follitropin were obtained by incubation in acidic urea, the chains being then separated by anion exchange chromatography.
(19) Here we report that phenol hydroxylation to hydroquinone is also catalyzed by human myeloperoxidase in the presence of a superoxide anion radical generating system, hypoxanthine and xanthine oxidase.
(20) The oxidation of the anion radical intermediate by O2 to the parent nitro compound is proposed to account for the well-known O2 inhibition of microsomal nitroreductase.
Iodate
Definition:
(n.) A salt of iodic acid.
Example Sentences:
(1) An experimental study was conducted on the use of a new iodate-molecule, B 10610, synthesized in the Bracco research Laboratory, for intra-operative cholangiographic diagnostics.
(2) Trinitrophenol only slows inactivation, whereas in Anemonia toxin II, internal iodate, glutaraldehyde and chloramine-T inactivation becomes incomplete, so that a persistent current is flowing during depolarizations.
(3) The effect of sodium iodate injection on the development of galactose cataract in the rat was investigated clinically and biochemically.
(4) The author describes a method of obtaining biologically-active 125I-labeled luteinzing hormone in iodation with chloramine T. The hormone and chloramine T concentration ratio of 1:2, and the reaction time of 20 sec was used.
(5) For this purpose, potassium iodate was distributed, free-of-charge, to all salt mills and an iodate dosing spray was supplied without cost to small salt producers.
(6) When rabbits receive intravenous injections of sodium iodate, large expanses of the retinal pigment epithelium are destroyed.
(7) The minor nucleoside 4-thiouridine in Escherichia coli tRNA is transformed selectively to uridine by iodate oxidation at acidic pH.
(8) The toxin blocked Na channels when it was internally applyed and when the inactivation gating system has been previously destroyed by internal diffusion of iodate.
(9) The iodate-blocking action of L-cystein may depend on chemical interaction.
(10) Some rabbits were treated with retinal cryopexy or intravenous sodium iodate on the day before injection.
(11) Rabbits received two intravenous injections of sodium iodate at the retinotoxic dose of 22.5 mg. per kilogram over a six- to eight-hour period.
(12) Linear equations were derived over the range of concentrations from 0.5 to 100 ppm SO2 for uncorrected iodate bubbler results, data corrected for tandem bubbler concentrations and data corrected for mean iodate bubbler efficiency.
(13) Sodium iodate increases the ability of melanin to convert glycine to glyoxylate.
(14) Experiments were conducted on rats--intact, adrenalectomized and dexamethasone-treated; a study was made of the dynamics of incorporation into the kidneys, liver, adrenal glands, the thyroid gland and elmination from the blood plasma of iodated corticotropine of the hypophysis (Hum-ACTHid-28, Richter).
(15) In contrast, 24 hr after treatment of animals with iodate, the PS product for the BRB but not the BBB was increased.
(16) In contrast to normal Na+ channels under control conditions, iodate-modified Na+ channels attain two conducting states, a short-lasting one with a voltage-independent lifetime close to 1 msec and, likewise tested between -50 and +10 mV, a long-lasting one being apparently exponentially dependent on voltage.
(17) The albumin level in the serum rises by 1.9 per cent in cows given potassium iodate with the concentrates, and by 1.7 per cent in cows given potassium iodate as a 1 per cent solution.
(18) Slow PIII was isolated by administrations of sodium iodate and sodium aspartate.
(19) We discuss diagnosis methods and we point out the use of radioisotope cavography in patients with iodate contrast allergy.
(20) The retinal (RUI) and brain (BUI) uptake indices were determined for D-glucose and two neutral amino acids in normal and sodium iodate-treated rats.