TABLE 3.

Bioassay results

V. anguillarum strainGrowtha on iron source
Ferric ammonium citrateAnguibactinEnterobactinFerrichromeHeme
775+++++
MS570+
MS570(pMS789)b +
MS570(pMS800)c +++++
MS570(pMS800-ΔexbB2)+
MS570(pMS800-ΔexbD2)+
MS995d +++
  • a +, zone of growth around the iron source; −, no growth around the iron source.

  • b Plasmid expressing exbB2, exbD2, and tonB2.

  • c Plasmid expressing ttpC, exbB2, exbD2, and tonB2.

  • d V. anguillarum 775 ttpC::Tpr.