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The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
(1) An antibiotic preparation of the neomycin group, consisting of neomycin B (93.4 percent) and neomycin A (6.6 percent).
(2) A natural antibiotic of the polypeptide group.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.