Escherichia coli: High Resistance or Dependence on Streptomycin Produced by the Same Allele

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Science  02 Aug 1968:
Vol. 161, Issue 3840, pp. 478-479
DOI: 10.1126/science.161.3840.478


Mutations to streptomycin resistance in Escherichia coli K12, when transferred to a C strain, can confer dependence on streptomycin. These alternatives in expression of the allele are probably a result of interaction between two ribosomal proteins.

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