From: Potent bactericidal efficacy of copper oxide impregnated non-porous solid surfaces
Microorganism | Protocol | Replicate | Inoculum | Titers recovered | Average |
---|---|---|---|---|---|
CFU/carrier | CFU/carrier | CFU/carrier | |||
S. aureus | 1 | 1 | 0.22 × 108 | 8.4 × 105 | 7.5 × 105 |
2 | 7.0 × 105 | ||||
3 | 7.2 × 105 | ||||
2 - initial | 1 | 0.42 × 108 | 1.1 × 106 | 1.3 × 106 | |
2 | 1.6 × 106 | ||||
3 | 1.2 × 106 | ||||
4 | 1.3 × 106 | ||||
2 - Final | 1 | 0.46 × 108 | 9.9 × 105 | 1.1 × 106 | |
2 | 1.1 × 106 | ||||
3 | 1.3 × 106 | ||||
4 | 1.0 × 106 | ||||
3 - 2 hours | 1 | 0.38 × 108 | 8.2 × 105 | 9.3 × 105 | |
2 | 1.0 × 106 | ||||
3 | 9.4 × 105 | ||||
3 - 6 hours | 1 | 2.0 × 106 | 1.8 × 106 | ||
2 | 1.8 × 106 | ||||
3 | 1.7 × 106 | ||||
3 - 12 hours | 1 | 2.5 × 106 | 2.5 × 106 | ||
2 | 2.4 × 106 | ||||
3 | 3.7 × 106 | ||||
3 - 18 hours | 1 | 3.7 × 106 | 3.6 × 106 | ||
2 | 3.6 × 106 | ||||
3 | 3.5 × 106 | ||||
3 - 24 hours | 1 | 4.6 × 106 | 4.6 × 106 | ||
2 | 4.6 × 106 | ||||
3 | 4.5 × 106 | ||||
E. aerogenes | 1 | 1 | 0.38 × 109 | 7.4 × 106 | 7.9 x106 |
2 | 8.8 × 106 | ||||
3 | 7.6 × 106 | ||||
2 - initial | 1 | 0.22 × 109 | 1.1 × 106 | 1.1 × 106 | |
2 | 1.0 × 106 | ||||
3 | 1.2 × 106 | ||||
4 | 1.1 × 106 | ||||
2 - Final | 1 | 0.4 × 109 | 1.5 × 106 | 1.2 × 106 | |
2 | 1.4 × 106 | ||||
3 | 8.3 × 105 | ||||
4 | 1.1 × 106 | ||||
3 - 2 hours | 1 | 0.38 × 109 | 2.0 × 106 | 2.0 × 106 | |
2 | 2.1 × 106 | ||||
3 | 2.0 × 106 | ||||
3 - 6 hours | 1 | 3.8 × 106 | 3.9 × 106 | ||
2 | 3.9 × 106 | ||||
3 | 3.9 × 106 | ||||
3 - 12 hours | 1 | 5.1 × 106 | 4.7 × 106 | ||
2 | 5.4 × 106 | ||||
3 | 3.6 × 106 | ||||
3 - 18 hours | 1 | 4.8 × 106 | 5.6 × 106 | ||
2 | 6.8 × 106 | ||||
3 | 5.2 × 106 | ||||
3 - 24 hours | 1 | 8.5 × 106 | 7.9 × 106 | ||
2 | 8.4 × 106 | ||||
3 | 6.8 × 106 | ||||
MRSA | 1 | 1 | 0.38 × 109 | 7.4 × 105 | 8.5 × 105 |
2 | 9.8 × 105 | ||||
3 | 8.2 × 105 | ||||
2 - initial | 1 | 0.36 × 108 | 7.3 × 105 | 7.5 × 105 | |
2 | 9.5 × 105 | ||||
3 | 6.6 × 105 | ||||
4 | 6.5 × 105 | ||||
2 - Final | 1 | 0.32 × 108 | 5.6 × 105 | 6.9 × 105 | |
2 | 5.7 × 105 | ||||
3 | 8.0 × 105 | ||||
4 | 8.2 × 105 | ||||
3 - 2 hours | 1 | 0.26 × 108 | 4.0 × 105 | 4.0 × 105 | |
2 | 3.8 × 105 | ||||
3 | 4.2 × 105 | ||||
3 - 6 hours | 1 | 8.6 × 105 | 8.8 × 105 | ||
2 | 9.8 × 105 | ||||
3 | 7.9 × 105 | ||||
3 - 12 hours | 1 | 9.9 × 105 | 1.0 × 106 | ||
2 | 1.2 × 106 | ||||
3 | 9.1 × 105 | ||||
3 - 18 hours | 1 | 1.8 × 106 | 1.7 × 106 | ||
2 | 1.6 × 106 | ||||
3 | 1.7 × 106 | ||||
3 - 24 hours | 1 | 1.8 × 106 | 1.8 × 106 | ||
2 | 1.8 × 106 | ||||
3 | 1.7 × 106 | ||||
P. aeruginosa | 1 | 1 | 0.2 × 108 | 6.8 × 106 | 7.0 × 106 |
2 | 7.4 × 106 | ||||
3 | 6.9 × 106 | ||||
2 - initial | 1 | 0.2 × 109 | 1.0 × 106 | 1.3 × 106 | |
2 | 1.4 × 106 | ||||
3 | 1.4 × 106 | ||||
4 | 1.5 × 106 | ||||
2 - Final | 1 | 0.34 × 109 | 2.4 × 106 | 2.0 × 106 | |
2 | 1.9 × 106 | ||||
3 | 1.6 × 106 | ||||
4 | 2.0 × 106 | ||||
3 - 2 hours | 1 | 0.3 × 109 | 2.6 × 105 | 2.5 × 105 | |
2 | 2.5 × 105 | ||||
3 | 2.5 × 105 | ||||
3 - 6 hours | 1 | 5.2 × 105 | 5.2 × 105 | ||
2 | 5.3 × 105 | ||||
3 | 5.3 × 105 | ||||
3 - 12 hours | 1 | 7.2 × 105 | 7.2 × 105 | ||
2 | 7.1 × 105 | ||||
3 | 7.4 × 105 | ||||
3 - 18 hours | 1 | 9.8 × 105 | 9.6 × 105 | ||
2 | 9.5 × 105 | ||||
3 | 9.6 × 105 | ||||
3 - 24 hours | 1 | 9.8 × 105 | 9.7 × 105 | ||
2 | 9.2 × 105 | ||||
3 | 1.0 × 106 | ||||
E. coli O157:H7 | 1 | 1 | 0.36 × 109 | 6.4 × 106 | 6.6 × 106 |
2 | 6.7 × 106 | ||||
3 | 6.6 × 106 | ||||
2 - initial | 1 | 0.24 × 109 | 1.5 × 106 | 1.1 × 106 | |
2 | 8.3 × 106 | ||||
3 | 1.1 × 106 | ||||
4 | 1.1 × 106 | ||||
2 - Final | 1 | 0.22 × 109 | 7.8 × 105 | 9.4 × 105 | |
2 | 8.0 × 105 | ||||
3 | 1.2 × 106 | ||||
4 | 9.9 × 105 | ||||
3 - 2 hours | 1 | 0.36 × 109 | 2.5 × 105 | 2.6 × 105 | |
2 | 2.6 × 105 | ||||
3 | 2.7 × 105 | ||||
3 - 6 hours | 1 | 5.2 × 105 | 5.3 × 105 | ||
2 | 5.2 × 105 | ||||
3 | 5.4 × 105 | ||||
3 - 12 hours | 1 | 7.9 × 105 | 7.7 × 105 | ||
2 | 7.7 × 105 | ||||
3 | 7.6 × 105 | ||||
3 - 18 hours | 1 | 1.0 × 106 | 1.0 × 106 | ||
2 | 1.1 × 106 | ||||
3 | 1.0 × 106 | ||||
3 - 24 hours | 1 | 1.2 × 106 | 1.2 × 106 | ||
2 | 1.2 × 106 | ||||
3 | 1.2 × 106 |