TABLE 2.

Characteristics of the 94 serovar Agona SGI1-carrying strains tested in this study

YrNo. of strainsMDR resistance profileMIC (μg/ml) of:SGI1 junctions PCRsResistance gene cluster PCRsaVariant genomic island namePFGE patternb
FlorfenicolChloramphenicolLeftRightABCDEFGHIfloRXbaIBlnI
With retronWithout retron
19931Ap Cm Ff Sm Sp Su Tc Tm64256++++++++++++SGI1-AAA1
19943Ap Cm Ff Sm Sp Su Tc Tm≥64≥256++++++++++++SGI1-AAA1
19957Ap Cm Ff Sm Sp Su Tc Tm≥64≥256++++++++++++SGI1-AAA1
19967Ap Cm Ff Sm Sp Su Tc Tm≥64≥256++++++++++++SGI1-AAA1
1Ap Su Tm88++++++SGI1-GAA2
1Ap Cm Ff Sm Sp Su Tc32>256++++++++SGI1AA3
199711Ap Cm Ff Sm Sp Su Tc Tm≥64≥256++++++++++++SGI1-AAA1
1Ap Cm Ff Sm Sp Su Tc64256++++++++SGI1AA3
1Sm Sp Su88+++SGI1-CAA4
19983Ap Cm Ff Sm Sp Su Tc Tm≥64≥256++++++++++++SGI1-AAA1
19992Ap Cm Ff Sm Sp Su Tc Tm≥64≥256++++++++++++SGI1-AAA1
20009Ap Cm Ff Sm Sp Su Tc Tm≥64≥256++++++++++++SGI1-AAA1
1Ap Su Tm88++++++SGI1-GAA2
1Sm Sp Su (Tc)88+++SGI1-CAA4
2Ap Cm Ff Sm Sp Su Tc64256+++++++SGI1-AΔ3RAA3
200113Ap Cm Ff Sm Sp Su Tc Tm≥64≥256++++++++++++SGI1-AAA1
1Ap Cf Cm Cro Ff Sm Sp Su Tc Tm Xnl64256++++++++++++SGI1-AAA1
1Ap Cm Ff Sm Sp Su Tc64256+++++++SGI1-AΔ2RAA2
3Ap Cm Ff Sm Sp Su Tc64256+++++++SGI1-AΔ2RAA3
200223Ap Cm Ff Sm Sp Su Tc Tm≥64≥256++++++++++++SGI1-AAA1
1Ap Cm Ff Sm Sp Su Tc64>256++++++++SGI1AA3
1Ap Cm Ff Sm Sp Su Tc64>256+++++++SGI1-AΔ1RAA3
  • a See Fig. 1.

  • b See Fig. 3.