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单词 cytophotometry
释义

Definition of cytophotometry in English:

cytophotometry

nounˌsʌɪtə(ʊ)fə(ʊ)ˈtɒmɪtriˌsīdəfōˈtämətrē
mass nounBiology
  • The investigation of the contents of cells by measuring the light they allow through after staining.

    Example sentencesExamples
    • The determination of tumor heterogeneity and tumor cell proliferation by means of DNA cytophotometry gives valuable clues regarding prognosis.
    • The results of fluorescence cytophotometry showed that cells containing tetraploid nuclei gradually increased in number.
    • The micronuclei of wild-type pairs provided a reliable diploid standard to quantify the macronuclear DNA content of exconjugants by cytophotometry.

Derivatives

  • cytophotometer

  • noun
    Biology
    • For comparison, 10 samples were analyzed by means of a cytophotometer.
      Example sentencesExamples
      • The existence and amount of genome size variation within species of higher plants have been topical since the early days of genome size research, when commercial cytophotometers became available.
      • Measurements of stained nuclei occur in the cytophotometer, a device consisting of a microscope, a photometer, and an integrator.
      • Joanna is also determining the effects of the radiation on DNA replication by using an absorption cytophotometer.
      • Following another incubation, and after filtration through nylon gauze, the highly fluorescent nuclei were analyzed with an impulse cytophotometer.
  • cytophotometric

  • adjectiveˌsʌɪtəfəʊtəˈmɛtrɪk
    Biology
    • The cytophotometric analyses have been limited to a relatively small number of nuclei and simply showed the presence or absence of one or two genomic copies of DNA.
      Example sentencesExamples
      • Using histochemical and cytophotometric methods, enzymes responsible for the membrane transport in the developing sporocyst of Fasciola hepatica were studied.
 
 

Definition of cytophotometry in US English:

cytophotometry

nounˌsīdəfōˈtämətrē
Biology
  • The investigation of the contents of cells by measuring the light they allow through after staining.

    Example sentencesExamples
    • The determination of tumor heterogeneity and tumor cell proliferation by means of DNA cytophotometry gives valuable clues regarding prognosis.
    • The micronuclei of wild-type pairs provided a reliable diploid standard to quantify the macronuclear DNA content of exconjugants by cytophotometry.
    • The results of fluorescence cytophotometry showed that cells containing tetraploid nuclei gradually increased in number.
 
 
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更新时间:2025/3/23 22:27:52