(1) The red free radical is readily reduced quantitatively by isoniazid to the colourless chloropromazine.
(2) The end point of serum titration is the last well containing colourless medium.
(3) Based on their spectral transmission, the lenses of 50 teleost species can be classified into three categories: "type 1" colourless lenses with 50% transmission points between 315 and 354 nm, "type 2" lenses which also appear colourless but have 50% cut-off points around 362-405 nm, and "type 3" lenses which are visibly yellow (50% transmission 425-450 nm).
(4) Last September, when Barack Obama's approval ratings were in the low to mid-40s and a clear majority of Americans said he did not deserve a second term, veteran pollster Charlie Cook described his ideal Republican opponent as "odourless and colourless".
(5) Now, with the gruesome killing of Farooq, a senior if largely colourless figure, the bloodshed appears to have spread from Pakistan to the streets of north London.
(6) Eosinophil colonies appear strongly stained in black whereas other types of colonies (neutrophils and macrophages) remain colourless.
(7) Unbound bilirubin is oxidized to nearly colourless substances in the presence of H2O2 or ethyl hydroperoxide and horseradish peroxidase.
(8) Granular cells (cells crowded with colourless granules staining with paraldehyde fuchsin according to Gomori-Gabe and not containing calcium) are independent cells in the connective tissue of Helix pomatia.
(9) Stratum corneum was obtained by tape stripping of volar forearm skin after the skin surface had been painted with colourless nail varnish.
(10) Perfluorodecalin is a clear colourless fluid with high specific gravity.
(11) Normally the synovial fluid of bovines is a clear, colourless or straw coloured, viscous, non-coagulable liquid with a normal mucin precipitate quality.
(12) For Disney animation has a long history of LGBT coding, intended and otherwise, that makes Beauty and the Beast’s more “official” gay gestures look rather colourless.
(13) The larger cysts protruded from the liver surfaces and contained a colourless, clear, serous fluid and caused pathological change in 5-60 per cent of the hepatic parenchyma.
(14) VX, a clear, colourless liquid with the consistency of engine oil, was developed in the UK in the 1950s during research into pesticides but was found to be too toxic to be used safely.
(15) In some organisms, both enzymes are localized in the same region, which finally leads to the formation of hydrasine tetrazolium, a soluble colourless compound, but not of diformazan, an insoluble stained derivative of tetrazolium nitroblue.
(16) Natural water suitable for direct bottling must be clear, colourless, and free from objectionable taste and odour.
(17) In addition to biochemical changes in response to variations in the ratio of availability of various resources (photons, N, P) there are also structural changes; significant here is the increased occurrence of (often colourless) hairs in haptophytes and (probably) of enhanced rhizoid development in rhizophytes.
(18) Puncture produced clear, colourless fluid without signs of inflammatory changes.
(19) We are seeing this level of impact to coral reefs around the world from Hawaii to the Florida Keys, from Madagascar to Indonesia.” He said what he saw in other reefs around the world took his breath away: “Not a fish in site, colourless, ghost-like coral, a complete graveyard.” In response, Queensland’s deputy premier, Jackie Trad, invited DiCaprio to come and see the reef for himself.
(20) It is one of the most powerful explosives made today and is a favourite among terrorists because its colourless crystals are hard to detect in a sealed container.
Toluene
Definition:
(n.) A hydrocarbon, C6H5.CH3, of the aromatic series, homologous with benzene, and obtained as a light mobile colorless liquid, by distilling tolu balsam, coal tar, etc.; -- called also methyl benzene, phenyl methane, etc.
Example Sentences:
(1) The specific rates of degradation of L-arginine-AMC, gly-proline-AMC, N-alpha-benzoyl-L-arginine-AMC and N-[p-toluene-sulphonyl]gly-pro-arginine-AMC were significantly greater in that group, indicating that the composition of their gingival crevicular fluid was different from that of the gingivitis group.
(2) The toluene group were more approving in their attitudes towards taking other drugs.
(3) In anaerobiosis, at 25 mM sulphanilic acid, or with addition of p-toluene sulphonic acid only one regression line is obtained for the permeation in both directions.
(4) Their defect in DNA degradation was shown not only after treatment by toluene but also in crude extracts after cell disintegration by ultrasonic and in untreated starved cultures.
(5) The significance of the present findings on the mutual suppression of metabolism between benzene and toluene is discussed in relation to solvent toxicology and biological monitoring of exposure to the solvents.
(6) On the other hand, with simultaneous doses of the two substances, the blood toluene concentration was higher for the first 15-30 min than the ethanol control and the urinary excretion of hippuric acid, a main metabolite of toluene, was markedly decreased for the first 2 h. The blood ethanol in this group, on the contrary, was reduced until 1 h after administration.
(7) Toluene exposure for 4 and 12 weeks caused a significant, approximately 20%, increase in 45Ca2+ uptake into unstimulated synaptosomes.
(8) Furthermore, toluene undergoes methyl-substitution in preparations of human bone marrow incubated with S-adenosyl-L-methionine to yield o-xylene, m-xylene, and p-xylene.
(9) We have investigated the whole-body dermal penetration of styrene, xylene, toluene, perchloroethylene, benzene, halothane, hexane, and isoflurane in rats and compared the permeability constants with available human studies on vapor penetration.
(10) The metabolites were identified as a) 3-hydroxy-2,6-DAT, b) 4-hydroxy-2-acetylamino-6-aminotoluene, c) 2-acetylamino-6-aminotoluene, and d) 2,6-di(acetylamino)-toluene.
(11) Thus chronic toluene inhalation even at small concentrations changes hypothalamic reactivity in response to stress and hormonal stimuli.
(12) The coefficient to the complex action of carbon oxide and heating microclimate is equal to 2.5 and toluene++ and heating microclimate to 1.9.
(13) Expired carbon dioxide (CO2), the most sensitive index, displayed an inverted U-shaped concentration-effect curve, which increased at 100 ppm (the TLV) and decreased at 4500 ppm toluene.
(14) The paint base consisted primarily of toluene and methyl ethyl ketone.
(15) As organic solvents, 1,1,1-trichloroethane (1,1,1-TCE), trichloroethylene, tetrachloroethylene, toluene, m-xylene and trichloro-trifluoroethane (FC-113) were used in this study.
(16) There was a negative association between blood toluene and plasma levels of prolactin.
(17) Ethanol-withdrawn animals displayed an increased sensitivity to the narcotic action of toluene.
(18) One possibility is that early synaptic alterations resulting from toluene exposure may be preceded by increases in outer membrane fluidity.
(19) In experiments in vitro, neither benzene, toluene nor xylene changed the number of sister-chromatid exchanges (SCEs) or the number of chromosomal aberrations in human lymphocytes.
(20) Benzene toluene, styrene, 1,1,1-trichloroethylene, and tetrachloroethylene are taken as examples of solvents showing various toxicokinetic properties.