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A protein toxin produced and released by bacteria to inhibit the growth of similar bacteria.
Farlex Partner Medical Dictionary © Farlex 2012
An antibacterial substance, such as colicin, that is produced by certain bacteria and kills or inhibits the growth of closely related species or other strains within the same species.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
bacteriocina PROTEIN TOXIN produced by BACTERIA, that is lethal to other bacteria, which are generally strains closely related to the producer ORGANISM. The producer may be immune to the bacteriocin.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005