What Is Microbial Antagonism?


Quick Answer

Microbial antagonism is the method of using established cultures of microorganisms to prevent the intrusion of foreign strains. When introduced to an already-colonized environment, an invasive strain of bacteria tends not to thrive and may go completely extinct.

Continue Reading
What Is Microbial Antagonism?
Credit: Guang Niu Getty Images News Getty Images

Full Answer

An example of microbial antagonism in the human body is the resistance of established mouth bacteria to new strains that can be introduced via mouth-to-mouth contact. After a kiss, for example, new bacteria are introduced into the hostile environment of a foreign mouth. Once there, the invasive bacteria's growth is inhibited by antimicrobial compounds secreted by the native flora, as well as by the tight competition for resources.

Learn more about Cells
Related Videos

Related Questions