What's the difference between coom and dust?

Coom


Definition:

  • (n.) Soot; coal dust; refuse matter, as the dirty grease which comes from axle boxes, or the refuse at the mouth of an oven.

Example Sentences:

  • (1) In contrast the toxicities and mutagenic potentials of Group B compounds (COOMe, NMe2, and two other bulky amine derivatives) were reduced by at least an order of magnitude, with uvrB and recA deletions showing lesser influence.
  • (2) The event starts at 5pm and my cab had me and my companion – LA actor and comic Sarah Coomes – there at about 3.15pm, in broad daylight and thin drizzle.
  • (3) CGase also transferred the oligosaccharide from GM1 to CF3CO-NH(CH2)5CH2OH, (CH3)3CO-CO-NH(CH2)5CH2OH, (HOCH2)3C-NHCO-(CH2)4-COOMe, CH2 = CH-(CH2)7CH2OH and 1,2:3,4-di-O-isopropylidene-D-galactopyranose.
  • (4) OCH(CF3)COOMe (R = Me, Et, Pr, Pri, Bu, Bui, Am, Hex) (I-VIII) with human erythrocyte acetylcholinesterase, horse serum butyrylcholinesterase, pig liver carboxylesterase was studied and acute toxicity in mice was estimated.
  • (5) In general, the only aberrant effects of cefamandole were the appearance of eosinophilia in 28% of patients and a positive indirect Cooms' test without hemolysis in one patient.
  • (6) Several of the highly cytotoxic 4-substituted nitracrine derivatives showed HFs similar to that of the parent, but the less potent 4-dialkylamino and 4-COOMe derivatives showed much lower HFs for UV-4, suggesting that different mechanisms of cytotoxicity contribute.
  • (7) The tetrapeptides CHO-Met-Leu-Phe-CO-NH-(CH2)n-COOMe (n = 1-5) have been synthesized.
  • (8) Two friends in Portland – where Smith lived until he moved to Brooklyn two years ago – are Sam Coomes and Janet Weiss.
  • (9) Coomes was in Heatmiser, a grungy Portland band Smith formed after he was a fireman; Weiss plays drums in Sleater-Kinney.
  • (10) Corticosteroids enable the treatment of acute rejection crises in transplantation, they have a symptomatic effect on type I and IV Gel and Cooms hypersensitivity reaction, their activity is less regular in the other phenomena of hypersensitivity.
  • (11) The binding site contains two pockets, one for the imidazole group, and another for the -COOMe group.
  • (12) We found that an increase in phosphorylation of numatrin was associated with stimulation of the cells with insulin for 4 h and that the level of phosphorylation remained elevated after 8 h. By this time there was no increase in numatrin abundance as shown by Coom-massie blue stain and Western blot analysis.
  • (13) It was also a competitive inhibitor with respect to the alternate acceptor beta DGal(1----3)beta DGlcNAcO(CH2)8-COOMe.
  • (14) The replacement of one of the phenolic hydroxyl groups of this THC derivative with an electron-withdrawing group (COMe, COOMe, CONH2, CN, or NO2) yields unsymmetrical THCs with binding affinities 15-40% that of estradiol (E2).
  • (15) The COOMe derivative was the only compound showing greater effects at the hisC3076 locus than the hisD3052 or hisG46 loci.

Dust


Definition:

  • (n.) Fine, dry particles of earth or other matter, so comminuted that they may be raised and wafted by the wind; that which is crumbled too minute portions; fine powder; as, clouds of dust; bone dust.
  • (n.) A single particle of earth or other matter.
  • (n.) The earth, as the resting place of the dead.
  • (n.) The earthy remains of bodies once alive; the remains of the human body.
  • (n.) Figuratively, a worthless thing.
  • (n.) Figuratively, a low or mean condition.
  • (n.) Gold dust
  • (n.) Coined money; cash.
  • (v. t.) To free from dust; to brush, wipe, or sweep away dust from; as, to dust a table or a floor.
  • (v. t.) To sprinkle with dust.
  • (v. t.) To reduce to a fine powder; to levigate.

Example Sentences:

  • (1) The antigenic composition of an extract of rat dust, as a source of aeroallergens for rat-sensitive individuals, has been investigated and compared to the antigenic composition of rat saliva and urine.
  • (2) At the end of the dusting period those animals treated with normally charged dust had significantly more chrysotile retained in their lungs than animals exposed to discharged dust.
  • (3) Differences between mean durations of dust exposure of workers with radiographic signs of lung fibrosis and those without such signs were statistically insignificant.
  • (4) Where the guanine content was more than or equal to 0.25% in the dry dust, mite numbers were higher than 10 mites per 0.1 g dust in 43 of the 44 samples.
  • (5) The contents of hexavalent chromium, Cr(VI), in grinding dust were undetectable.
  • (6) The results of pathohistologic investigations are objectively demonstrated through a chart of morphological traits, thus facilitating the identification of the diagnostical morphological traits caused by different industrial dusts.
  • (7) A clinical investigation was made between workers exposed to dried sewage sludge dust and age matched controls not exposed.
  • (8) The median exposure of total dust was well below the Swedish threshold value, and the exposure of mould and bacteria was also low.
  • (9) Mattress dusts from the beds of 51 asthmatic children with positive skin tests to house dust mite were assayed for Der p I, Fel d I and certain viable fungi.
  • (10) According to the quantitative analysis between threshold titers of skin test and RAST titers using house dust and HD mites allergens, specific IgE production shall be decreased in the patients over 40 years old.
  • (11) Both the observance of occupational limit-values for dusts and other harmful materials at the work place, which have effects on the respiration system, and the medical survey of workers with the use of special methods for examination of respiratory system are necessary.
  • (12) Further, investigation of electrokinetic properties of these dusts by electrophoretic quasielastic light scattering is described.
  • (13) We have recently demonstrated in vitro a potential biological mechanism which could occur in vivo upon inhaling airborne graon dust, thereby constituting a potential inflammatory insult to the respiratory tracts of grain workers.
  • (14) After allowance for the fact that regression analyses suggested that the proportion of tremolite in dust was probably 2.5 times higher in Thetford Mines, Quebec, than in Charleston, the results from both matched pair and stratification analyses of tremolite fibre concentrations in lung were almost the same as for chrysotile.
  • (15) In vitro exposure of macrophages and neutrophils to inorganic dusts can enhance their oxidative metabolism, however the effects of inorganic dust inhalation on lung-inflammatory cell-oxidative metabolism remain unknown.
  • (16) Fifty asthmatics, candidates for hyposensitization with the house dust mite Dermatophagoides pteronyssinus (Dp), went through a series of allergy tests to evaluate the sensitivity of different organs to Dp.
  • (17) Specified cytotoxicity and mutagenicity of coal dust extract (mixture of solvent extractions of bituminous coal nitrosated by NaNO2) were investigated because of the association of an excess risk of gastric cancer in coal miners.
  • (18) History is littered with examples of byelection sensations that soon turned to dust.
  • (19) Inhalant allergens as mite house dust, animal danders, pollens, molds and food allergens are considered, now, to be the most sensitizing agents.
  • (20) Water from the reactors that were the source of Sonoda's drink is being used to spray trees to limit the buildup of dust and prevent fires.

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