Enhancement of the Antibacterial Activity of Silver Nanoparticles against Phytopathogenic Bacterium Ralstonia solanacearum by Stabilization
Table 1
The minimum inhibitory concentration and minimum bactericidal concentration of pure surfactants, , and AgNPs with and without surfactants toward R. solanacearum.
Dispersions
MIC, mg/L (%)
MBC, mg/L (%)
SDS
0.125%
0.5%
SDBS
0.0625%
0.125%
TX-100
2%
4%
Tween 80
8%
>16%
1.24 mg/L
2.48 mg/L
+ SDS
1.24 (0.2 × 10−3%)
2.48 (0.39 × 10−2%)
+ SDBS
1.24 (0.2 × 10−3%)
2.48 (0.39 × 10−2%)
+ TX-100
1.24 (0.2 × 10−2%)
2.48 (0.39 × 10−2%)
+ Tween 80
1.24 (0.2 × 10−3%)
2.48 (0.39 × 10−2%)
AgNPs
4.88 mg/L
19.5 mg/L
AgNPs + SDBS
1.22 (1.56 × 10−2%)
4.88 (6.25 × 10−2%)
AgNPs + SDS
1.22 (1.56 × 10−2%)
4.88 (6.25 × 10−2%)
AgNPs + TX-100
4.88 (6.25 × 10−2%)
19.5 (0.25%)
AgNPs + Tween 80
0.61 (0.78 × 10−2%)
1.22 (1.56 × 10−2%)
Notice that the results were repeated at least in triplicate.