Table 4.
MIC (μg·mL−1) and IC50 (μg·mL−1) of tested extracts for the bacterium S. aureus a.
| Plant | Part of Plant | IC50 (μg·mL−1) | MIC b (μg·mL−1) | |
|---|---|---|---|---|
| Magnolia hybrid plants | MPR 0131 | L | - | >125 |
| FP | 56.6 ± 0.8 c | 125 ± 6.3 | ||
| SP | 46.9 ± 2.0 c | 125 ± 6.3 | ||
| MPR 0151 | L | 002D | 125 | |
| FP | - | >125 | ||
| SP | 57.6 ± 0.1 c | 125 ± 6.3 | ||
| MPR 0271 | L | 62.9 ± 10.9 c | 125 ± 6.3 | |
| FP | - | >125 | ||
| SP | - | >125 | ||
| MPR 1501 | L | - | >125 | |
| FP | - | >125 | ||
| SP | - | > 25 | ||
| MPR 1511 | L | - | >125 | |
| FP | - | >125 | ||
| SP | - | >125 | ||
| MPR 1531 | L | - | >125 | |
| FP | 71.0 ± 5.4 c | 125 ± 6.3 | ||
| SP | - | >125 | ||
| Mgnolia parent plants | MOB 1511 | L | - | >125 |
| FP | - | >125 | ||
| SP | 40.1 ± 7.4 c | 62.5 ± 3.1 | ||
| MTR 1531 | L | - | >125 | |
| FP | 31.6 ± 0.2 c | 62.5 ± 3.1 | ||
| SP | 60.2 ± 26.4 c | 62.5 ± 3.1 |
a MPR = Magnolia × pruhoniciana, MOB = M. obovata, MTR = M. tripetala, L = leaves, FP = flower petals, SP = sexual parts of plants, ± SD (standard deviation), b MIC (vancomycin) = 1 μg·ml−1, c Significantly (p < 0.05) different from the control.