Table 2.
UHPLC analysis of polyphenols from different extracts of S. rebaudiana.
| Peak Name | Methanolic Extract of Inoculated Plant | Methanolic Plant Extract (Control) | Chloroform Extract of Inoculated Plant | Chloroform Plant Extract (Control) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Retention time Min |
Relative Area % |
Amount (mg/L) |
Retention Time Min |
Relative Area % |
Amount (mg/L) |
Retention Time Min |
Relative Area % |
Amount (mg/L) |
Retention Time Min |
Relative Area % |
Amount (mg/L) |
|
| Gallic acid | 2.41 | 1.78 | 0.04 | 2.44 | 1.52 | 0.01 | 2.42 | 5.23 | 0.06 | 2.28 | 0.11 | 0.08 |
| Caffeic acid | 3.08 | 2.86 | 0.55 | 3.07 | 5.22 | 0.46 | 3.06 | 7.38 | 0.18 | 3.06 | 6.41 | 0.10 |
| Syringic acid | 3.27 | 44.01 | 5.44 | 3.25 | 54.22 | 3.06 | 3.33 | 2.24 | 1.59 | 3.31 | 0.48 | 0.34 |
| Rutin | 8.593 | 93.08 | 20.8793 | 8.567 | 100 | 3.2362 | 8.707 | 100.00 | 5.1032 | 8.713 | 100.00 | 0.0818 |
| Quercetin | 14.700 | 2.42 | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. |
| p-Coumaric acid | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. |
| Salicylic acid | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. | N.D. |
| Total | 100.00 | 100.00 | 1.855 | 100.00 | 100.00 | |||||||
N.D.—Not Determined.