noun, plural: antagonists

A biological structure or chemical agent that interferes with the physiological action of another


Examples of antagonists are drugs that bind to cell receptors that prevent the agonists from eliciting a biological response. Other biological antagonists are muscles that occur in pairs. An antagonist muscle opposes the action of the agonist muscle, thus, helps in regulating movements.

Word origin: Greek antagonistes (an opponent)


Related term(s):

Please contribute to this project, if you have more information about this term feel free to edit this page

This page was last modified on 20 April 2011, at 05:57. This page has been accessed 42,005 times. 
What links here | Related changes | Permanent link