Cell Function
chemotaxis Audio
che·mo·tax·is [ kee-moh-tak-sis, kem-oh- ]
Subclass of:
taxis response; Cell Movement
Definitions related to chemotaxis:
  • Movement of cells or organisms in response to chemicals, whereby the cells are attracted (positive chemotaxis) or repelled (negative chemotaxis) by substances exhibiting chemical properties.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • The directed movement of a motile cell or organism, or the directed growth of a cell guided by a specific chemical concentration gradient. Movement may be towards a higher concentration (positive chemotaxis) or towards a lower concentration (negative chemotaxis).
    Gene Ontology Dictionary
    Gene Ontology Consortium, 2021
  • The movement of cells or organisms toward or away from a substance in response to its concentration gradient.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • (chemotropism) The movement of an organism, or part of an organism, in response to an external chemical gradient, usually toward or away from it.
    Gene Ontology Dictionary
    Gene Ontology Consortium, 2021
  • (chemotactic process) The characteristic directional movement or orientation of an organism or cell along a chemical concentration gradient either toward or away from the chemical stimulus.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.