Table 2.

Summary of levels of resistance of wild-typeX. campestris pv. phaseoli and an ohr mutant to oxidantsa

StrainZone of inhibition (mm)
CHP (200 mM)tBOOH (500 mM)H2O2 (500 mM)MD (500 mM)
X. campestrispv. phaseoli/ pUFR047c12101510
Xp18 (ohrmutant)/ pUFR04720181611
Xp18/pUFR-ohr121115NDb
Xp18/pUFR-ahpCF151416ND
Xp18/pahpC171615ND
Xp18/pUFR-kat201912ND
  • a Experiments were performed as described in Materials and Methods.

  • b ND, not done.

  • c pUFR047 is a broad-host-range expression vector (9).