| Literature DB >> 7927743 |
Abstract
A spontaneously occurring field isolate of enterotoxigenic Escherichia coli that was genotypically K99+ but phenotypically K99- was analyzed for the reason that it did not express K99. The defect, which was cis active, was located within an area 5' to the first gene required for K99 biogenesis and was the result of the deletion of a single base pair.Entities:
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Year: 1994 PMID: 7927743 PMCID: PMC303168 DOI: 10.1128/iai.62.10.4686-4689.1994
Source DB: PubMed Journal: Infect Immun ISSN: 0019-9567 Impact factor: 3.441