What's the difference between oxidation and selenious?

Oxidation


Definition:

  • (n.) The act or process of oxidizing, or the state or result of being oxidized.

Example Sentences:

  • (1) Compound Z has the properties expected of an oxidized MPT precursor.
  • (2) PMNs could be primed for PMA-triggered oxidative burst by muramyl peptide molecules (MDP) and two of its adjuvant active nonpyrogenic derivatives.
  • (3) Arterial oxyhaemoglobin saturation (SaO2) was monitored continuously during normal labour in 33 healthy parturients receiving pethidine and nitrous oxide for analgesia.
  • (4) The stopped-flow technique was used to measure the rate constants for the reactions between the oxidized forms of peroxidase with luminol and the following substrates: p-iodophenol, p-bromophenol, p-clorophenol, o-iodophenol, m-iodophenol, luciferin, and 2-iodo-6-hydroxybenzothiazole.
  • (5) The results show that in TMO-treated animals the time to the onset of convulsions, the time to the onset of NADH oxidation-reduction cycles, and the survival time were significantly longer than in the control group.
  • (6) Nitrous oxide, 60% (P less than 0.025) and 80% (P less than 0.02), caused significant increases in release of beta-endorphin.
  • (7) Uptake could be supported either by substrate oxidation or by adenosine 5'-triphosphate (ATP), and was inhibited in the former case by antimycin or cyanide, in the latter case by oligomycin, and in both cases by 2,4-dinitrophenol.
  • (8) Peripheral blood monocytes undergo an oxidative burst similar to that seen in neutrophils.
  • (9) Direct limiting effects of hypothermia on tissue O2 delivery and muscle oxidative metabolism as well as vasoconstriction and arteriovenous shunting associated with CPB procedures are likely to be involved in the above mentioned alterations of cell metabolism.
  • (10) EDRF is even more labile than prostacyclin, with a half-life of about 6 seconds, and it has recently been identified as nitric oxide.
  • (11) Both SAA and non-SAA enhanced ammonium excretion but only non-SAA enhanced organic anion excretion, an indicator of incomplete oxidation of organic acids.
  • (12) Despite the nearly anaerobic state of the ascites tumor fluid in vivo, cancer cells suspended in this fluid oxidized FFA at least as fast as they do in vitro under aerobic conditions.
  • (13) Steroid-treated steers showed a slight decline in synthesis which was significant (P less than 0.05) at week +5 post-implant while amino acid oxidation was significantly lower at weeks +2 (P less than 0.01) and +5 (P less than 0.05) compared with control animals.
  • (14) In the present work, we measured the inactivation of methionine synthase and the concurrent homocysteine export rate of two murine and four human cell lines during nitrous oxide exposure.
  • (15) These series were prepared by oxidation of the new hydroquinone precursors.
  • (16) Rhesus monkey BAT mitochondria (BATM) possess an uncoupling protein that is characteristic of BAT as evidenced by the binding of [3H]GDP, the inhibition by GDP of the high Cl- permeability or rapid alpha-glycerol-3-phosphate oxidation.
  • (17) Anaesthesia was achieved by a mixture of oxygen, nitrous oxide and fluothane without use of muscle relaxants.
  • (18) Endothelium-dependent relaxations to acetylcholine and endothelium-independent relaxations to nitric oxide were observed in rings from both strains during contraction with endothelin.
  • (19) Rapid reaction studies show the formation of an intermediate which is common to both the oxidation and inactivation pathways.
  • (20) During the carcinogens metabolism compounds are assumed to be formed, those are able to affect oxidative phosphorylation without forming any stable link with the respiratory chain components.

Selenious


Definition:

  • (a.) Of, pertaining to, or containing, selenium; specifically, designating those compounds in which the element has a lower valence as contrasted with selenic compounds.

Example Sentences:

  • (1) Each rat was subjected to a 1-cm full-thickness aortotomy and then immediately injected by tail vein with c 5 muCi of one of the following radioisotopes: chromic chloride Cr 51 or sodium chromate Cr 51; ferrous chloride Fe 59 or ferric chloride Fe 59; manganous chloride Mn 54; selenious acid Se 75; strontium chloride Sr 85; or zinc chloride Zn 65.
  • (2) The purpose of this study was to determine the effect of parenteral selenium as selenious acid on the selenium status of seven long-term TPN patients.
  • (3) Seleniated tRNA species as well as seleniated polypeptides were formed by all organisms tested.
  • (4) Moreover, the E. coli fdhF gene was expressed in Salmonella typhimurium, Serratia marcescens and Proteus mirabilis, indicating a high degree of conservation of the seleniating system throughout the enterobacteria.
  • (5) Human umbilical vein endothelial cells were metabolically labeled with either [35S]methionine or [75Se]selenious acid, and HL-60 cells and Hep G2 cells were metabolically labeled with [75Se]selenious acid.
  • (6) "Super Blue" contains 4% selenious acid and 2.5% cupric sulfate in HCl.
  • (7) We describe a patient who died eight days after ingesting selenious acid in the form of gun blueing.
  • (8) Sensitive and selective methodology is described for the simultaneous determination of thiols, disulfides and bis(alkylthio)selenides in mixtures formed by reaction of selenious acid with thiols.
  • (9) Acute selenious acid poisoning and its relation to Legionnaire's disease is discussed.
  • (10) Our results demonstrate that selenium dioxide, in the presence of moist air, is completely recovered (apparently as selenious acid aerosols) and that the previous shortfalls must be due to other selenium species as yet unidentified.
  • (11) Selenium, as selenomethionine, selenocystine, or selenious acid, activated both capillary and aortal endothelial cells of bovine origin.
  • (12) A 2 yo male child ingested approximately 15 ml of a Gun Blue solution containing selenious acid, nitric acid and copper nitrate.
  • (13) Rats injected with aurothioglucose (ATG) for 5 days were subsequently injected with [75Se]selenious acid and killed after 3 days.
  • (14) Selenious acid aerosols in our study were formed by volatilizing selenium dioxide (approximately 3 mg) into a stream of moist ambient air (relative humidity, greater than 50%), and trapped on glass fiber filters using a high-volume air sampler.
  • (15) Reduction of selenious acid (H2SeO3) to elemental Se by ascorbic acid was investigated in regard to the stability of selenite in total parenteral nutrition (TPN) solutions.
  • (16) After ingestion of an unknown amount of a gun blueing compound containing selenious acid (11 ml from the bottle fluid were missing, equivalent to 2.9 g Se) a 2-year-old girl suffered from continuous hyper-salivation, vomiting, diarrhoea, restlessness and muscle spasm.
  • (17) [75Se]Selenious acid (6 nM) was added to primary cultures of rat hepatocytes and protein incorporation was assessed by SDS-PAGE and autoradiography.
  • (18) When the replacement of Se (selenious acid) began, there was a rapid increase (within 6 h) in plasma GSHPx activity.
  • (19) It was concluded that alpha-tocopherol acetate and selenium as selenious acid are stable in parenteral solutions and no significant loss occurs during delivery to patients.

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