Table 1.
Ginseng components extends lifespan of Caenorhabditis elegans1)
| Strain/treatment | Adult lifespan (Mean ± SD) | N | % vs control strain | p vs control strain | Maximal adult lifespan |
|---|---|---|---|---|---|
| Control | 16.2 ± 3.0 | 90 | – | – | 24 |
| GR 10 μg/mL | 17.4 ± 3.3 | 87 | 7.3 | 0.2374 | 24 |
| GR 50 μg/mL | 19.1 ± 4.5 | 90 | 17.8 | 0.0823 | 26 |
| GB 10 μg/mL | 19.0 ± 4.1 | 88 | 17.2 | 0.0013 | 28 |
| GB 50 μg/mL | 20.1 ± 4.0 | 92 | 23.6 | 8.9E–06– | 30 |
| SYR 250nM | 20.8 ± 3.9 | 93 | 27.8 | 1.4E–07 | 30 |
| SYR 500nM | 22.4 ± 4.1 | 95 | 38.1 | 4.3E–08 | 34 |
GB, ginseng berry extract; GR, ginseng root extract; SYR, syringaresinol.
1)
Data obtained from Kaplan–Meier survival curves. p values calculated from log–rank test. Lifespan analysis was performed by three independent trials. The lifespan graphs can be found in Fig. 5A.