Research Article

Selectivity of Inhibition of N-Succinyl-l,l-Diaminopimelic Acid Desuccinylase in Bacteria: The product of dapE-gene Is Not the Target of l-Captopril Antimicrobial Activity

Table 3

Inhibiton of Salmonella enterica growth by L-captopril.

DapE-knockout strainsTN5935
(Plasmid with dapE gene)
TN5959
(Plasmid without dapE gene)
Supplemented with mDAPYesNoYesNo

Radius of zone of inhibition by L-captopril

25 mg/mL0.1 cm0.1 cm0.0 cmNo growth
50 mg/mL0.5 cm0.5 cm0.1 cmNo growth
20 mg1.7 cm1.7 cm1.7 cmNo growth