tyrothricin


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tyrothricin

[‚tir·ə′thrīs·ən]
(microbiology)
A polypeptide mixture produced by Bacillus brevis and consisting of the antibiotic substances gramicidin and tyrocidine; effective as an antibacterial applied locally in infections due to germ-positive organisms.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.