Figure 1

Transformants of pCTXVP60/MG1655 (A) and pCTXVP60/MDS42 (B) on LB plates containing chloramphenicol. Arrows indicate sectors of colonies that have arisen by outgrowth of cells harboring mutated plasmids.
Transformants of pCTXVP60/MG1655 (A) and pCTXVP60/MDS42 (B) on LB plates containing chloramphenicol. Arrows indicate sectors of colonies that have arisen by outgrowth of cells harboring mutated plasmids.