Supplemental material

Files in this Data Supplement:

• Supplemental file 1 - Primers used in the study (Table S1); legends to Fig. S1 to S9.
  PDF document, 110K
• Supplemental file 2 - Plasmid maps (Fig. S1 to S3, S5, and S7), specific sequences of promoter regions (Fig. S4 and S6),
  β-galactosidase activities (Fig. S8); purification of plasmid DNA from Helicobacter pylori (Fig. S9).
  PDF document, 1.4MB