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Volume 6, Number 5—October 2000

Research

Toxin Gene Expression by Shiga Toxin-Producing Escherichia coli: the Role of Antibiotics and the Bacterial SOS Response

Patrick T. Kimmitt, Colin R. Harwood, and Michael R. BarerComments to Author 

Author affiliations: The Medical School, University of Newcastle, Newcastle upon Tyne, United Kingdom

Article in Chinese

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Figure 3

Time course of stx::lacZ induction by antibiotics. Exponential-phase cultures were exposed to the antibiotics indicated for up to 12 h, and whole culture β-galactosidase activities were determined. The exposure levels were cefuroxime 0.625 g/L (MICx1/16), furazolidone 8 g/L (MICx1/4), trimethoprim 0.6 g/L (1xMIC) and ofloxacin 0.1 g/L (2xMIC).

Figure 3. Time course of stx::lacZ induction by antibiotics. Exponential-phase cultures were exposed to the antibiotics indicated for up to 12 h, and whole culture β-galactosidase activities were determined. The exposure levels were cefuroxime 0.625 g/L (MICx1/16), furazolidone 8 g/L (MICx1/4), trimethoprim 0.6 g/L (1xMIC) and ofloxacin 0.1 g/L (2xMIC).

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