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Colonial Differentiation between Escherichia coli B and Escherichia coli B/r

Abstract

A GREAT deal of radiobiological research has been carried out on Escherichia coli, strain B, and its radiation resistant counterpart, Escherichia coli, strain B/r1. Aside from the fact that E. coli B/r demonstrates increased resistance to various physical and chemical agents1–4 when it is compared to the more sensitive parental type, there is little else to distinguish one strain from the other.

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References

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ZIMMERMAN, L. Colonial Differentiation between Escherichia coli B and Escherichia coli B/r. Nature 180, 1217–1218 (1957). https://doi.org/10.1038/1801217b0

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