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
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.