Table 2.
Statistical analysis of resazurin-based broth microdilution assay for each individual seeding density with different extracts compared to UT.
Birch µg/mL | Beech µg/mL | Larch µg/mL | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
CFU/mL | 200 | 400 | 600 | 200 | 400 | 600 | 200 | 400 | 600 | |
MRSA | 100,000 | ns | **** | **** | ns | **** | **** | **** | **** | **** |
10,000 | ns | **** | **** | ** | **** | **** | **** | **** | **** | |
1000 | ** | **** | **** | * | **** | **** | **** | **** | **** | |
E. coli | 100,000 | *** | ** | ns | ns | ns | ns | ns | ns | ns |
10,000 | * | ns | ns | ns | ns | ns | ns | ns | ns | |
1000 | **** | ns | ns | * | ns | ns | ns | ns | ns | |
CFU/mL | 25 | 50 | 100 | 25 | 50 | 100 | 25 | 50 | 100 | |
C. acnes | 100,000 | ns | **** | **** | *** | **** | **** | ns | * | * |
10,000 | **** | **** | **** | **** | **** | **** | ns | *** | **** | |
1000 | **** | **** | **** | **** | **** | **** | ns | ns | ns | |
CFU/mL | 100 | 150 | 300 | 100 | 150 | 300 | 100 | 150 | 300 | |
S. epi 1 | 100,000 | ns | * | **** | ns | **** | **** | * | ** | * |
10,000 | ns | **** | **** | **** | **** | **** | * | ** | * | |
1000 | **** | **** | **** | **** | **** | **** | ns | ns | **** |
1S. epidermidis; Statistical significance: * p < 0.05, ** p < 0.01, *** p < 0.001, **** p < 0.0001.