(1) This observation not only provides definitive evidence for the photogeneration of O2-, but also indicates that only a fraction of this species is transformed into H2O2 in the absence of SOD.
(2) cDNA isolations, RNA, and genomic DNA blots confirm the existence and expression of two genes that produce indistinguishable SOD-4 proteins.
(3) The present study explored the possibility that SOD-mimics such as desferrioxamine-Mn(III) chelate [DF-Mn] or cyclic nitroxide stable free radicals could protect from O2-.-independent damage.
(4) Superoxide dismutase (SOD) activity and its concentration were measured in thyroid tissues obtained from patients with Graves' disease, Hashimoto's thyroiditis, differentiated thyroid cancer, and endemic goiter (before and after iodine supplementation) as well as in normal thyroid tissue (paranodular tissue) from patients with follicular adenomas.
(5) It is emphasized that the knowledge of the behavior and regulation of SO is incomplete and that this should be remembered when criteria for SOD are applied.
(6) Total and Cu,Zn-SOD activities significantly decreased and Mn-SOD activities significantly increased in both the active (with increased ALT levels) and the inactive phases (with normal ALT levels) for 36 children with chronic persistent hepatitis (CPH).
(7) This work undertakes the study of changes in urinary, plasmatic and tissue levels of Thromboxane B2 (TXB2) as well as in tissue Prostaglandin E2 (PGE2) after pancreas transplantation and the effect of superoxide dismutase (SOD) on these changes.
(8) After 6 weeks irradiation, the insoluble collagen and elastin were both substantially elevated, as were the activities of glutathione peroxidase (GSH-Px) and superoxide dismutase (SOD).
(9) For accurate measurement of both enzymes in samples where MnSOD contributes only a small fraction of the total SOD activity, the DDC method has the advantage that it provides a direct measure of the MnSOD activity without interference by Cu,ZnSOD.
(10) An automated enzymatic method is described for the determination of Cu,Zn-superoxide dismutase (SOD) in plasma or erythrocytes using the xanthine-xanthine oxidase and cytochrome C coupled assay.
(11) The structure of Mn(III) superoxide dismutase (Mn(III)SOD) from Thermus thermophilus, a tetramer of chains 203 residues in length, has been refined by restrained least-squares methods.
(12) We synthesized lecithinized superoxide dismutase (PC-SOD), in which a lecithin derivative was covalently bound to recombinant human SOD.
(13) Four strains of Listeria monocytogenes were examined for catalase (CA) and superoxide dismutase (SOD) activities.
(14) Superoxide dismutase (SOD) inhibited the accumulation of formazan by the isolated osteoclasts.
(15) Secretory granules isolated from purified rat mast cells released histamine, O(-) (2), and SOD upon exposure to cations.
(16) In addition, a study was made of SOD activity of red blood cells in guinea-pigs immunized with bovine serum albumin (BSA).
(17) This suppression was not mediated by suppressor cells or due to an unresponsive state produced by the use of L-SOD.
(18) Plasma SOD activity in Protocols A sustained for 6 hours.
(19) Ferrous ions stimulate NAD(P)H oxidation, which is again inhibited by SOD and catalase.
(20) The two strains having the highest CA activities (LCDC and Scott A) also possessed the highest SOD activities.
Stark
Definition:
(n.) Stiff; rigid.
(n.) Complete; absolute; full; perfect; entire.
(n.) Strong; vigorous; powerful.
(n.) Severe; violent; fierce.
(n.) Mere; sheer; gross; entire; downright.
(adv.) Wholly; entirely; absolutely; quite; as, stark mind.
(v. t.) To stiffen.
Example Sentences:
(1) World leaders must reach a historic agreement to fight climate change and poverty at coming talks in Paris, facing the stark choice to either “improve or destroy the environment”, Pope Francis said in Africa on Thursday.
(2) Facebook Twitter Pinterest No shake: Donald Trump snubs Angela Merkel during photo op The piece of pantomime was in stark contrast to the visit of Theresa May in January.
(3) But as a former Eurocrat, he is well-versed in the weaknesses and believes it is right to highlight them in stark language.
(4) These achievements, and faults, will find stark contrast with Trump’s administration; certainly Trump’s nominations for key positions in his cabinet that relate to climate change have prompted alarm by experts and campaigners.
(5) An ethnic breakdown of other opinion-formers, from book reviewers to theatre critics, would be just as stark.
(6) Paul*, from Essex, a father of two daughters, has experienced those starkly differing standards.
(7) Friends of the Earth's executive director, Andy Atkins, said: "We can't continue to ignore the stark warnings of the catastrophic consequences of climate change on the lives and livelihoods of people across the planet.
(8) She went on to deliver a stark warning that leaving the single market would deter international investors from Britain and lead major companies to question whether they should relocate to mainland Europe.
(9) This was in stark contrast to my comprehensive school.
(10) Their differences highlight Northern Ireland’s often stark dichotomy between religious-based social conservatism and secular progressive liberalism.
(11) By global city standards even those are quite clean and orderly, but compared with the rest of the city they offer a stark contrast.
(12) Dig deeper into the funding numbers – the real story of national politics in the post Citizens United age – and the Tea Party realignment of the GOP stands out yet more starkly.
(13) The inequalities that have been allowed to emerge in this one street are so stark they recall an era as long past as the period of its houses.
(14) A glance at today's Sun provides a stark reminder that constitutional reform is no way to win easy plaudits from the papers that most voters read.
(15) Although the Kyoto agreement only measures production, the stark difference in the figures highlights a key controversy in negotiations about a new treaty – which will continue at a big UN meeting in Cancún, Mexico, in December : some developing countries, such as China, argue they should not be held responsible for emissions generated by consumption in rich nations.
(16) It is a stark contrast to expectations before the vote to leave the EU, when the next move in interest rates was seen as likely to be upwards.
(17) The next few days may well determine whether, this time, such loyalty will be in vain; but, while yearning for a clarion call and what was described as "vision" in this paper's leading article yesterday, I need to pose some pretty stark questions to Guardian readers.
(18) They included Lena Heady (Queen Cersei Lannister), Kit Harington (Jon Snow), Conleth Hill (Lord Varys), Rose Leslie (Ygritte), 17-year-old Maisie Williams (Arya Stark) and 18-year-old Sophie Turner (Sansa Stark).
(19) The orderly village of Agulodiek in Ethiopia's western Gambella region stands in stark contrast to Elay, a settlement 5km west of Gambella town, where collapsed straw huts strewn with cracked clay pots lie among a tangle of bushes.
(20) The next three years of negotiations on the treaty will be the hardest in the 20-year history of climate change talks because the world has changed enormously since 1992, when the UN convention on climate change was signed, and 1997, when the Kyoto protocol enshrined a stark division between developed countries – which were required to cut emissions – and developing countries, which were not.