bacitracin

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bacitracin

(băs'ĭtrā`sĭn), antibioticantibiotic,
any of a variety of substances, usually obtained from microorganisms, that inhibit the growth of or destroy certain other microorganisms. Types of Antibiotics
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 produced by a strain of the bacterial species Bacillus subtilis. It is widely used for topical therapy such as for skin and eye infections; it is effective against gram-positive bacteria, including strains of staphylococcus that are resistant to penicillinpenicillin,
any of a group of chemically similar substances obtained from molds of the genus Penicillium that were the first antibiotic agents to be used successfully in the treatment of bacterial infections in humans.
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 (see Gram's stainGram's stain,
laboratory staining technique that distinguishes between two groups of bacteria by the identification of differences in the structure of their cell walls. The Gram stain, named after its developer, Danish bacteriologist Christian Gram, has become an important tool
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). Bacitracin is toxic to humans and is no longer used internally.
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bacitracin

[‚bas·ə′trās·ən]
(microbiology)
A group of polypeptide antibiotics produced by Bacillus licheniformis.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
In this study, the results suggested that colistin sulfate and bacitracin zinc could promote piglet' growth performance by increasing the rate of the development and maturation of the microbiota to the form found in adults [16].
The Infectious Diseases Society of America recommends mupirocin as the best topical agent for the treatment and prevention of S aureus and S pyogenes infections, followed by bacitracin zinc and neomycin, although resistance is emerging).
Each gram of ointment contains polymyxin B sulfate and bacitracin zinc in a special white petrolatum base.
Indeed, according to the vice-president of Alpharma's animal health division, only 1% of the antibiotic they produce, bacitracin zinc, is used in human medicine.
Following appeals from certain lobby groups and the call from Danish Farm Minister at the Farm Council on October 19/20, baked up by the Netherlands, Finland, Germany and Luxembourg, for the Commission to place a ban on certain if not all antibiotics used in animal feed for preventive and growth purposes on the grounds it will reduce their main value in human medicine, the Commission finally came up with a proposal to ban four types of antibiotics (Bacitracin Zinc, Spiramycin, Virginiamycin, Tylosin Phosphate), used as both growth promoters for animals and in human medicine, as from January 1, 1999.
The product's active ingredients include polymyxin B sulfate, bacitracin zinc, neomycin and pramoxine hydrochloride.