R factor-mediated tetracycline resistanc
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Foster, T. J.
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Article
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1976
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Springer
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English
โ 539 KB
Strains of Escherichia coli K12 heterozygous for the R100-1 tetracycline resistance region were constructed. They carried the wild-type Tetr genes in the chromosome and single site Tets mutations on plasmids. Some heterozygotes could not express tetracycline resistance fully after induction. The mut