Definition of cytophotometry in English:


Line breaks: cyto|pho¦tom¦etry
Pronunciation: /ˌsʌɪtə(ʊ)fə(ʊ)ˈtɒmɪtri


[mass noun] Biology
The investigation of the contents of cells by measuring the light they allow through after staining.
More example sentences
  • 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.
  • The determination of tumor heterogeneity and tumor cell proliferation by means of DNA cytophotometry gives valuable clues regarding prognosis.



More example sentences
  • 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.


Pronunciation: /ˌsʌɪtəfəʊtəˈmɛtrɪk/
More example sentences
  • 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.
  • Using histochemical and cytophotometric methods, enzymes responsible for the membrane transport in the developing sporocyst of Fasciola hepatica were studied.

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