Dictionary > Antagonism

Antagonism

Definition
noun
(1) (physiology) The result of the interaction between structures, chemical agents, or diseases that have opposing physiological functions or effects
(2) (biochemistry) The reduced overall effect due to the opposing effects of different chemical groups or agents
(3) (cell biology) The binding of a molecule to the target site of the agonist, thus preventing the agonist from exerting its effect (e.g. stimulatory effect) on the target site
(4) (general) The partial or complete suppression of the effect or activity of the other
(5) The overall effect of two (or more) entities combined yet is comparatively smaller or lower than the individual effect of any of them
Supplement
Word origin: Greek antagṓnisma
Compare:

Related term(s):

  • antagonistic
  • antagonistic effect
  • Bacterial antagonism


    You will also like...

    Sensory systems
    Sensory Systems

    A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..

    Angle Oak Tree
    Seed Plants

    Seed plants are vascular plants. They differ from the other vascular plants in producing seeds that germinate into a new..

    Growth Patterns
    Growth Patterns

    This tutorial describes the sigmoid curve, annual plant growth, tree growth, human growth, and insect growth as the grow..

    Protein (illustration)
    Protein Variety

    The sequence of amino acids determines the type of protein. Protein is synthesized according to the sequence of nucleoti..

    Homeostasis by water regulation
    Homeostasis of Organism Water Regulation

    Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..

    Digestion and Absorption of Food
    Digestion and Absorption of Food

    The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..