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Krishnan KM, Van Etten WJ 3rd, Janssen GR.Krishnan KM, et al. Among authors: janssen gr.J Bacteriol. 2010 Dec;192(24):6482-5. doi: 10.1128/JB.00756-10. Epub 2010 Oct 22.J Bacteriol. 2010.PMID: 20971908Free PMC article.