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Table 2 Antibacterial efficiency of Ag+–Zn2+ combinations based on growth curve determination

From: Synergistic mechanism of Ag+–Zn2+ in anti-bacterial activity against Enterococcus faecalis and its application against dentin infection

Atomic ratio (Ag+–Zn2+) AgNO3 + Zn(NO3)2·6H2O
(× 10−2 mg/mL)
Antibacterial efficiency
(Median (P25–P75) [%])
1 × 106 CFUs/mL 1 × 108 CFUs/mL 1 × 106 CFUs/mL 1 × 108 CFUs/mL
1:1 1.6 + 2.8 3.2 + 5.6 111.68 (106.09–113.65) 104.92 (104.10–106.53)
1:3 1.6 + 8.4 3.2 + 16.8 123.58 (113.85–126.03) 109.43 (106.16–115.32)
1:6 1.6 + 16.8 3.2 + 33.6 155.21 (142.46–155.90)a 181.98 (172.57–191.55)a
1:9 1.6 + 25.2 3.2 + 50.4 165.85 (155.98–167.69)a 189.38 (186.85–190.60)a
1:12 1.6 + 33.6 3.2 + 67.2 166.27 (150.97–167.80)a 188.99 (188.67–189.05)a
  1. Groups designated by same superscript are not significantly different (p > 0.05)