Pirkko L. Määttänen

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We have cloned the complete functional ompB locus of Salmonella typhimurium LT-2 into Escherichia coli K-12 using a cosmid vector and in vitro packaging into λ. The ompB locus of Salmonella was found to complement both envZ and ompR mutations in E. coli as well as an ompR mutation of Salmonella. The ompR part of the ompB locus was further subcloned into the(More)
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