TABLE 1.

Average change in gene content and expression after peroxide treatment in strain 14028s

Genome, phage, or amplificationaAvg changec
2-hr DNA2-hr RNA3-hr DNA3-hr RNA
Genome (not including phage)1.01.91.02.4
Gifsy-2 (STM1005-STM1056)1.712.51.813.9
Gifsy-1 (STM2584-STM2636)2.712.82.88.0
Amplification I (STM0891)b1.21.61.22.0
Amplification III (STM1238)2.32.92.23.0
Amplification IV (STM2003)1.32.01.42.2
  • a Amplifications were measured for 200 genes flanking the peak, excluding any prophage genes.

  • b DNA amplification was not present in the strain.

  • c Average value for the peroxide-treated preparation, divided by the value for the control, for the gene regions indicated.