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单词 chemotaxis
释义

Definition of chemotaxis in English:

chemotaxis

noun ˌkiːmə(ʊ)ˈtaksɪsˌkɛmə(ʊ)ˈtaksɪs
mass nounBiology
  • Movement of a motile cell or organism, or part of one, in a direction corresponding to a gradient of increasing or decreasing concentration of a particular substance.

    Example sentencesExamples
    • They may stimulate different functions including angiogenesis, enzyme production, cell migration, chemotaxis, and cellular proliferation.
    • This mechanism gives the bacterium its ability to follow the gradient of chemical concentration, i.e., chemotaxis.
    • This produces a very reasonable strategy for chemotaxis, in which the bacterium follows the concentration gradient of one sugar alone.
    • About 50 genes are involved in cell motility and chemotaxis.
    • These include regulation of collagen synthesis, inflammatory cell chemotaxis, and DNA synthesis.

Derivatives

  • chemotactic

  • adjective
    Biology
    • The biochemistry and structural biology of the chemotactic phosphorelay is now understood in some detail.
      Example sentencesExamples
      • Besides resulting in a loss of barrier and secretory function, such damage elicits the production of chemotactic cytokines, leading to further inflammation.
      • Foam cells also release chemotactic and growth-promoting substances reminiscent of a typical inflammatory response following an infection or allergic episode.
      • In general, chemotactic and phagocytic responses are significantly reduced.
      • The mechanism of aggregation involves both chemotaxis of individual cells, and the propagation of the chemotactic signal from one ameba to another.
 
 

Definition of chemotaxis in US English:

chemotaxis

noun
Biology
  • Movement of a motile cell or organism, or part of one, in a direction corresponding to a gradient of increasing or decreasing concentration of a particular substance.

    Example sentencesExamples
    • These include regulation of collagen synthesis, inflammatory cell chemotaxis, and DNA synthesis.
    • This produces a very reasonable strategy for chemotaxis, in which the bacterium follows the concentration gradient of one sugar alone.
    • This mechanism gives the bacterium its ability to follow the gradient of chemical concentration, i.e., chemotaxis.
    • About 50 genes are involved in cell motility and chemotaxis.
    • They may stimulate different functions including angiogenesis, enzyme production, cell migration, chemotaxis, and cellular proliferation.
 
 
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更新时间:2025/2/26 2:15:48