Figure 3From: Rapid assessment of the effect of ciprofloxacin on chromosomal DNA from Escherichia coli using an in situ DNA fragmentation assayEffect of the incubation time at a dose of 1 μg/ml of CIP. The DNA fragmentation level is categorized by the width of the halo of diffusion of the DNA fragments emerging from nucleoids of E. coli strain TG1.Back to article page