| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
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| bacitracin |
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(b s´´ tr ´sn) (KEY) , antibiotic 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 penicillin (see Gram’s stain). Bacitracin is toxic to humans and is no longer used internally. |
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| | | The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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