Increase in fitness of the evolved clones of <i>E</i>. <i>coli</i> and <i>S</i>.

<p>Typhimurium isolated after 55 cycles of growth as determined by performing competition experiments with respective ancestral strains. Four replicates were used in each case. Student’s <i>t</i> test was used to determine statistical significance by comparing values obtained for respective control experiments, and correction for multiple testing was done using Bonferroni’s correction method.</p> <p>(DOCX)</p>