What's the difference between expel and scavenge?

Expel


Definition:

  • (v. t.) To drive or force out from that within which anything is contained, inclosed, or situated; to eject; as to expel air from a bellows.
  • (v. t.) To drive away from one's country; to banish.
  • (v. t.) To cut off from further connection with an institution of learning, a society, and the like; as, to expel a student or member.
  • (v. t.) To keep out, off, or away; to exclude.
  • (v. t.) To discharge; to shoot.

Example Sentences:

  • (1) The Ayotzinapa school has long been an ally of community police in the nearby town of Tixtla, and Martinez said that, along with the teachers’ union and the students, it had formed a broad front to expel cartel extortionists from the area last year.
  • (2) "We have Revolutionary Guards who defied orders, though they were severely punished, expelled from the force and taken to prison," he says.
  • (3) I gave her my personal opinion, which was that there would be no problem for her, but I was not able to give her the guarantee that I think she was entitled to deserve.” The peer reminded the House of Lords about the shock in Britain when Idi Amin expelled the Asians from Uganda.
  • (4) The Liberal Democrat investigation was carried out by Alistair Webster QC, who found it was not appropriate to charge Rennard with acting in a way that had brought the party into disrepute., which could have led to his expulsion expelled from the party.
  • (5) Our results showed that a lower percentage of normal subjects and a lower percentage of constipated patients were able to pass a 1.8 cm incompressible sphere compared with a 50 ml deformable balloon, although constipated patients found it more difficult than normal subjects to expel both types of simulated stool.
  • (6) Banding studies showed the presence of one 9qh in the mother and two 9qh chromosomes in the child, indicating that the triploidy arose from the failure to expel the second polar body.
  • (7) Detrusor pressure and fluid expelled by the bladder were recorded, synchronized, and digitized.
  • (8) Sensitized peritoneal exudate cells from Swiss albino mice donors infected with a single dose of 1000 A. caninum larvae could expel a challenge dose of 500 larvae from recipients at a faster rate when compared to cells from repeatedly infected (250 + 250 + 500) donors.
  • (9) At the same time, leaving the catheter in-situ until it is expelled spontaneously reduces the induction-abortion interval appreciably.
  • (10) The governing body expelled Legia on Friday morning after an investigation found that they were guilty of fielding an ineligible player in the second leg of the tie at Murrayfield on Wednesday night – as an 86th-minute substitute.
  • (11) Britain's high commissioner described him as "becoming ever more autocratic and intolerant of criticism" – and was expelled in retaliation .
  • (12) In the second phase nitric oxide, which is still bound to CuB after the first phase, is expelled from the complex by azide, with a concomitant electron transfer from CuB to cytochrome a.
  • (13) In the presence of sugars fermentable by E. coli alone or both E. coli and S. aureus, motile E. coli strains exerted a potent antagonistic effect and S. aureus was expelled from the culture vessel within a few days.
  • (14) Then Russia was expelled, the G8 became the G7 and is meeting in Brussels.
  • (15) This time, a relatively unknown Belgian group has pledged to “expel the Islamists” and police warn that extreme-right activists are believed to be converging on Molenbeek from around Europe, even though police banned the scheduled protest and any counter protests in the city as soon as it was announced, largely in reaction to the unrest last week.
  • (16) For the next few days, though, all eyes will be on whether Malema is suspended or expelled from the ANC.
  • (17) Half of the patients tested had difficulty in expelling a water filled balloon.
  • (18) David Cameron said he was still determined to expel Qatada.
  • (19) He was expelled from South East Essex college and also studied at Chiswick Polytechnic and Goldsmiths College, London.
  • (20) Overall, 68.0% of the patients failed to expel the placenta within one hour of abortion of the fetus.

Scavenge


Definition:

  • (v. t.) To cleanse, as streets, from filth.

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.