(v.) A person whose employment is to clean the streets of a city, by scraping or sweeping, and carrying off the filth. The name is also applied to any animal which devours refuse, carrion, or anything injurious to health.
Example Sentences:
(1) These membrane perturbation effects not observed with bleomycin-iron in the presence of a hydroxyl radical scavenger, dimethyl thiourea, or a chelating agent, desferrioxamine, were correlated with the ability of the complex to generate highly reactive oxygen species.
(2) The role of O2 free radicals in the reduction of sarcolemmal Na+-K+-ATPase, which occurs during reperfusion of ischemic heart, was examined in isolated guinea pig heart using exogenous scavengers of O2 radicals and an inhibitor of xanthine oxidase.
(3) This may be due to DMSO's ability to scavenge free radicals.
(4) As calls grew to establish why nobody stepped in to save Daniel, it was also revealed that the boy's headteacher – who saw him scavenging for scraps – has not been disciplined and has been put in charge of a bigger school.
(5) It may be due to relative nonreactivity of ascorbic acid free radical that free radical chain reactions, found commonly in radical chemistry, do not occur in the scavenging reaction by ascorbic acid.
(6) The free radical scavengers mannitol, thiourea, benzoate, and 4-methylmercapto-2-oxobutyrate protected either native cells exposed to H2O2 or pretreated hepatocytes exposed to H2O2 and given ferric or ferrous iron.
(7) Also skeletal muscle necrosis can be reduced if these scavengers are provided in high concentration during reperfusion.
(8) The oxygen-free radical scavengers thiourea, mannitol and catalase prevented toxicity mediated by ferrous ammoniumsulphate but not by ferrous ascorbate (molar ratio of 1:20).
(9) On the basis of these results it is suggested that (+)-cyanidanol-3 treatment protects brain suspensions against lipid peroxidation by acting as a free radical scavenger in vitro.
(10) However, two observations suggested that surface epithelial loss alone was not sufficient to trigger the proliferative response to DOC: intracolonic instillation of DOC followed by removal of the DOC solution at 1 h, at which time surface epithelial loss was maximal, did not result in an increase in ornithine decarboxylase activity or [3H]dThd incorporation into DNA when these parameters were assessed at 4 h or 12 to 48 h, respectively; phenidone, an antioxidant and radical scavenger, and bis[(3,5-diisopropyl-salicylato) (O,O) copper(II), a lipophilic agent with superoxide dismutase activity, abolished the DOC mediated proliferative response but did not prevent the early loss of surface cells.
(11) The theoretical calculations refer to a simple aqueous system containing DNA molecules and scavenger (Tris).
(12) The sulfhydryl enzyme malate synthase was inactivated by X-irradiation in air-saturated aqueous solution, in the absence or presence of a variety of additives (thiols, antioxienzymes, typical radical scavengers, inorganic salts, buffer components, substrates, products, analogues).
(13) Thus, GSH appears to suppress the toxicity of 6-OH-DA, probably by scavenging the toxic species formed during 6-OH-DA oxidation.
(14) Under physiological conditions the platelet 5HT-system may have a role as a scavenger for free extracellular 5HT and in hemostasis.
(15) Our model is a development of previous models, but differs in several respects: the overall activity is assumed to be dependent on the error level, the effect of errors in the translating system, giving rise to additional errors in the succeeding generation of products, is explicitly included as a special term in our model, and scavenging enzymes are assumed to break down and eliminate products with a loose structure.
(16) The radiobiological effect of alcohols is normally attributed either to radical scavenging or to oxidation.
(17) The present work reviews the evidence for an involvement of free radicals in the pathophysiology of chronic pancreatitis and the potential of treatment with antioxidant and scavenger substances.
(18) In models of prolonged ischemia (2 hours) followed by reperfusion, we have not observed a beneficial effect of scavengers on stunned myocardium.
(19) Formation of 2,5-DHB was inhibited by CO, metyrapone and SKF-525A, but not by the .OH scavengers mannitol and formate or by the iron chelator desferrioxamine.
(20) The pharmacologic modification of this injury process, with agents that scavenge these reactive oxygen metabolites, block their generation, or enhance the endogenous antioxidant capability, has shown great promise in animal models of common clinical conditions, and has already been successfully applied in controlled clinical trials.
Solution
Definition:
(n.) The act of separating the parts of any body, or the condition of undergoing a separation of parts; disruption; breach.
(n.) The act of solving, or the state of being solved; the disentanglement of any intricate problem or difficult question; explanation; clearing up; -- used especially in mathematics, either of the process of solving an equation or problem, or the result of the process.
(n.) The state of being dissolved or disintegrated; resolution; disintegration.
(n.) The act or process by which a body (whether solid, liquid, or gaseous) is absorbed into a liquid, and, remaining or becoming fluid, is diffused throughout the solvent; also, the product reulting from such absorption.
(n.) release; deliverance; discharge.
(n.) The termination of a disease; resolution.
(n.) A crisis.
(n.) A liquid medicine or preparation (usually aqueous) in which the solid ingredients are wholly soluble.
Example Sentences:
(1) F(420) is photolabile aerobically in neutral and basic solutions, whereas the acid-stable chromophore is not photolabile under these conditions.
(2) The authors have presented in two previous articles the graphic solutions resembling Tscherning ellipses, for spherical as well as for aspherical ophthalmic lenses free of astigmatism or power error.
(3) With NaCl as the major constituent of the bathing solution (potassium-free pipette and external solutions) the reversal potential (Er) of the noradrenaline-evoked current was about 0 mV.
(4) It has recently been suggested that procaine penicillin existed in solution in vitro and in vivo as a "procaine - penicillin" complex rather than as dissociated ions.
(5) The most successful dyes were phenocyanin TC, gallein, fluorone black, alizarin cyanin BB and alizarin blue S. Celestin blue B with an iron mordant is quite successful if properly handled to prevent gelling of solutions.
(6) In the fall of 1975, 1,915 children in grades K through eight began a school-based program of supervised weekly rinsing with 0.2 percent aqueous solution of sodium fluoride in an unfluoridated community in the Finger Lakes area of upstate New York.
(7) The idea that 80% of an engineer's time is spent on the day job and 20% pursuing a personal project is a mathematician's solution to innovation, Brin says.
(8) In Ca free-solution phenylephrine inhibited the response to CaCl2.
(9) These were an isotonic solution of sodium chloride (900 micrograms NaCl in 0.1 ml), histamine (100 mu g in 0.1 mu l), phytohaemagglutinin (200 mu g in 0.1 ml), and a staphylococcus lysate (STAVA).
(10) Results demonstrate that the development of biliary strictures is strongly associated with the duration of cold ischemic storage of allografts in both Euro-Collins solution and University of Wisconsin solution.
(11) Caries-related bacteriological and biochemical factors were studied in 12 persons with low and 11 persons with normal salivary-secretion rates before and after a four-week period of frequent mouthrinses with 10% sorbitol solution (adaptation period).
(12) The pH of ST solutions varied with the mode of oxygenation as follows: 7.9-8.2 in Groups I and IV; 8.7-8.9 in Groups II and V; 7.1-7.4 in Groups III and VI.
(13) Regulators concerned about physician behavior and confronted by demands of nonphysicians to prescribe controlled substances may find EDT a good solution.
(14) Ten milliliters of the solution inappropriately came into contact with nasal mucous membranes, causing excessive drug absorption.
(15) A technique, using Nuclepore polycarbonate membrane filters as a containing medium for very small volumes of ionic standard solutions, to produce homogeneous ice standards is described.
(16) A failure to reach a solution would potentially leave 200,000 homes without affordable cover, leaving owners unable to sell their properties and potentially exposing them to financial hardship.
(17) Poly (8NH2G) does not interact with poly(C) in neutral solution because of the high stability of the hemiprotonated G-G self-structure.
(18) The following possible explanations were discussed: a) the tested psychotropic drugs block prostaglandin receptors in the stomach; b) the test substances react with prostaglandin in the nutritive solution; c) the substances stimulate metabolic processes in the stomach wall that break down prostaglandin.
(19) For routine use, 50 mul of 12% BTV SRBC, 0.1 ml of a spleen cell suspension, and 0.5 ml of 0.5% agarose in a balanced salt solution were mixed and plated on a microscope slide precoated with 0.1% aqueous agarose.
(20) Thus Sephadex chromatography of the solution obtained by dissolving the antigen-antibody precipitate in these media repeatedly gave two peaks corresponding to anti-ovalbumin and ovalbumin.