Treatment | Concentration (μg/ml) | Viability (%) | Tyrosinase activity (%) | |
---|---|---|---|---|
No stimulation | α-MSH stimulation | |||
Control | 0 | 100.0 ± 2.3 | 100.0 ± 4.6 | 287.7 ± 7.1 |
P. lactiflora | 140 | 104.5 ± 1.8 | 130.8 ± 7.6 | 322.5 ± 8.2 |
A. gigas | 56 | 101.2 ± 0.6 | 126.6 ± 2.5 | 306.8 ± 3.3 |
A. membranaceus | 56 | 108.2 ± 1.3 | 152.9 ± 8.1 | 370.6 ± 5.0 |
C. officinale | 56 | 100.0 ± 1.1 | 96.5 ± 3.2 | 276.1 ± 1.1 |
R. glutinosa | 56 | 108.5 ± 0.8 | 101.7 ± 4.9 | 282.9 ± 1.1 |
G. glabra | 41.9 | 102.3 ± 0.3 | 122.5 ± 1.1 | 374.6 ± 9.0 |
C. cassia | 22.3 | 106.8 ± 0.6 | 140.4 ± 6.9 | 338.8 ± 3.6 |
Z. officinale | 41.9 | 104.3 ± 1.4 | 86.3 ± 9.2 | 207.6 ± 5.5** |
Z. jujube | 29.9 | 100.5 ± 0.2 | 78.9 ± 3.6* | 246.2 ± 2.8** |
SHT | 500 | 104.4 ± 2.4 | 58.9 ± 5.5* | 100.5 ± 3.1** |