Figure 2.

Reproducibility of parallel evolution of antibiotic resistance. Resistance levels over time for five parallel populations evolving in morbidostats under a dynamic chloramphenicol (CHL) challenge (adapted with permission from Toprak et al. [6]). The red line is a logistic curve fit according to Equation 1.

Fridman et al. Genome Biology 2012 13:140   doi:10.1186/gb-2012-13-1-140
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