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词汇 electrophoresis
释义

Definition of electrophoresis in English:

electrophoresis

noun ɪˌlɛktrə(ʊ)fəˈriːsɪsəˌlɛktrəfəˈrisɪs
mass nounChemistry Physics
  • The movement of charged particles in a fluid or gel under the influence of an electric field.

    〔物理,化〕电泳

    Example sentencesExamples
    • Proteins were separated by sodium dodecyl sulphate/polyacrylamide gel electrophoresis as described previously.
    • The purity of enzyme preparations was analysed by gel electrophoresis and spectral analysis.
    • The results of liver tests were normal, as were those of a chemistry panel and hemoglobin electrophoresis.
    • They separated the DNA out of the blood and analyzed it with conformational gel electrophoresis.
    • The first was protein analysis using sodium dodecyl sulphate polyacrylamide gel electrophoresis.

Derivatives

  • electrophorese

  • verb ɪˌlɛktrə(ʊ)fəˈriːsəˌlɛktrəfəˈris
    [with object]Physics Chemistry
    • Subject (a mixture of substances) to electrophoresis.

      DNA samples were electrophoresed in agarose gel
      Example sentencesExamples
      • PCR products were electrophoresed on acrylamide gels and stained by ethidium bromide.
      • Radioactively labeled microsatellite regions were electrophoresed on denaturing polyacrylamide gels and visualized using autoradiography.
      • These single nucleotide reactions were run side-by-side on standard acrylamide gels with an electrolyte gradient and electrophoresed for 2-3 hr.
  • electrophoretic

  • adjective ɪˌlɛktrə(ʊ)fəˈrɛtɪkəˌlɛktrəfəˈrɛdɪk
    Physics Chemistry
    • Separation of charged solutes can also cause problems owing to adsorption or electrophoretic migration.
      Example sentencesExamples
      • We have also used electrophoretic ion transport to characterize nanopores fabricated this way.
      • One can study membrane protein formation and aggregation by examining the electrophoretic mobility of dimerizing proteins subject to point mutations.
      • The most common approach to these ends is the determination of the electrophoretic mobility of lipid vesicles in electrolyte solutions.
      • In agreement with this, the tobacco leaf nuclear extract retarded the electrophoretic mobility of each of the eight oligonucleotides.
  • electrophoretically

  • adverb
    Physics Chemistry
    • After electrophoresis, the proteins were transferred electrophoretically onto a nitrocellulose membrane as described previously.
      Example sentencesExamples
      • Complexes within the gel were electrophoretically transferred to nitrocellulose membrane and probed for as previously described.
      • All reaction products can be loaded together and then separated electrophoretically.
      • Vesicles were manipulated electrophoretically by imposing an electric field along the axis of one of two orthogonal channels in a chamber mounted on the stage of the microscope.
      • Beychok and Warner have observed electrophoretically a strong interaction of lysozyme with chloride.

Origin

Early 20th century: from electro- + Greek phorēsis 'being carried'.

Definition of electrophoresis in US English:

electrophoresis

nounəˌlektrəfəˈrēsisəˌlɛktrəfəˈrisɪs
Chemistry Physics
  • The movement of charged particles in a fluid or gel under the influence of an electric field.

    〔物理,化〕电泳

    Example sentencesExamples
    • The first was protein analysis using sodium dodecyl sulphate polyacrylamide gel electrophoresis.
    • The purity of enzyme preparations was analysed by gel electrophoresis and spectral analysis.
    • They separated the DNA out of the blood and analyzed it with conformational gel electrophoresis.
    • Proteins were separated by sodium dodecyl sulphate/polyacrylamide gel electrophoresis as described previously.
    • The results of liver tests were normal, as were those of a chemistry panel and hemoglobin electrophoresis.

Origin

Early 20th century: from electro- + Greek phorēsis ‘being carried’.

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