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Microbiology
Following statement is false regarding Colistin:
It belongs to a group of antimicrobial agents known as polymyxins which were originally isolated from the spore forming soil organism Paenibacillus polymyxa
Colistin is a mixture of polymyxin E1 and E2, two bactericidal pentacationic lipopeptide
All gram positive bacteria are susceptible to Colistin
Colistin is generally used to treat infections with multidrug-resistant, extensively drug-resistant and pan drug-resistant bacteria
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