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单词 tetrazolium
释义

Definition of tetrazolium in English:

tetrazolium

noun ˌtɛtrəˈzəʊlɪəmˌtetrəˈzōlēəm
Chemistry
  • 1as modifier A cation derived from tetrazole or one of its derivatives, especially the triphenyl derivative.

    Example sentencesExamples
    • The standard procedure for this assay was to remove the cell culture medium and add fresh media containing the MTS tetrazolium reagent.
    • The tetrazolium ion, which is commonly used in viability tests, could not penetrate the inner coat of watermelon, tomato or pepper seeds.
    • The seeds were then cut in half longitudinally and deposited on a sterile Whatman No.1 filter paper impregnated with 1% tetrazolium chloride.
    • The ability of the seedlings to reduce triphenyl tetrazolium chloride was then determined, using the method of Steponskus and Lanphear.
    • After 24 and 48 h, aliquots were transferred to 96-well plates and incubated for 3 h with a tetrazolium salt.
    1. 1.1mass noun A yellow dye used as a test for viability in biological material.
      Example sentencesExamples
      • The failure of all 1-year-old dry - stored seeds to germinate likely reflected a loss of viability, rather than evidence of a dormant state, because the small percentage that stained positive to tetrazolium did so weakly.
      • The stains acridine orange, ethidium bromide, azur II, eosin B, trypan blue, Giemsa solution and nitroblue tetrazolium were purchased from Sigma.
      • Seeds are soaked overnight in water then treated with tetrazolium to give an indication of viable, abnormal, and dead seeds in the seed lot.
      • This technique is more reliable than tetrazolium chloride for this species, because some deeply dormant viable seeds show minimal staining with tetrazolium.
      • Upon exhumation, we examined each replicate for germinants, rotted seeds, and whole firm seeds, which we tested for viability with tetrazolium.
 
 

Definition of tetrazolium in US English:

tetrazolium

nounˌtetrəˈzōlēəm
Chemistry
  • 1as modifier A cation derived from tetrazole or one of its derivatives, especially the triphenyl derivative.

    Example sentencesExamples
    • The tetrazolium ion, which is commonly used in viability tests, could not penetrate the inner coat of watermelon, tomato or pepper seeds.
    • The seeds were then cut in half longitudinally and deposited on a sterile Whatman No.1 filter paper impregnated with 1% tetrazolium chloride.
    • The standard procedure for this assay was to remove the cell culture medium and add fresh media containing the MTS tetrazolium reagent.
    • After 24 and 48 h, aliquots were transferred to 96-well plates and incubated for 3 h with a tetrazolium salt.
    • The ability of the seedlings to reduce triphenyl tetrazolium chloride was then determined, using the method of Steponskus and Lanphear.
    1. 1.1 A yellow dye used as a test for viability in biological material.
      Example sentencesExamples
      • Upon exhumation, we examined each replicate for germinants, rotted seeds, and whole firm seeds, which we tested for viability with tetrazolium.
      • Seeds are soaked overnight in water then treated with tetrazolium to give an indication of viable, abnormal, and dead seeds in the seed lot.
      • The failure of all 1-year-old dry - stored seeds to germinate likely reflected a loss of viability, rather than evidence of a dormant state, because the small percentage that stained positive to tetrazolium did so weakly.
      • This technique is more reliable than tetrazolium chloride for this species, because some deeply dormant viable seeds show minimal staining with tetrazolium.
      • The stains acridine orange, ethidium bromide, azur II, eosin B, trypan blue, Giemsa solution and nitroblue tetrazolium were purchased from Sigma.
 
 
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更新时间:2024/12/23 17:39:21