the movement of cells in response to chemical messengers The movement of neutrophils and macrophages into damaged tissues is brought about by signals released by damaged tissues, and bacterial products The term applies to the movement of any organism attracted by a specific chemical, which may be a suitable nutrient
The oriented movement of a motile organism with reference to a chemical agent May be positive (toward) or negative (away) with respect to the chemical gradient
Oriented movement of a motile organism with reference to a chemical agent May be positive (toward) or negative (away) with respect to the chemical gradient
A taxis in which the stimulus is a chemical compd & cells or organisms move along a concn gradient Such directed migration is believed to play a role in the localization of immune effector cells at inflammation sites, the movement of phagocytic cells toward various attractants, & the secretion of lysosomal enzymes
directional movement (migration) of biological cells or organisms in response to concentration gradients of chemicals, whereby the cells are attracted or repelled by substances exhibiting chemical properties
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