Role of IS1 in the conversion of virulen
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Ou, Jonathan T. ;Huang, Chang-Jung ;Houng, Huo-Shu H. ;Baron, Louis S.
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Article
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1992
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Springer
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English
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When Escherichia coli HB101 harbors pWR127, a plasmid comprising the viaB gene from Citrobacter freundii WR7004 and the ColE1-derived pACKC1, the strain produces the virulence (Vi) antigen. Vi antigen expression is abolished (Vi- phenotype), however, when an IS1 or IS1-like DNA element inserts into