Table 2 Calibration curves of ginsenosides in simulated gastric fluid and an in vitro human gut bacteria incubation system
From: Biotransformation of ginsenoside Rb1 via the gypenoside pathway by human gut bacteria
Matrix | Analyte | Calibration curve (μΜ) | r2 | Concentration range (μΜ) |
|---|---|---|---|---|
Simulated gastric fluid | Rb1 | Y = 3.504X + 6.912 | 0.9999 | 2.08-167.00 |
Rd | Y = 3.796X-3.843 | 0.9999 | 11.30-3618.00 | |
G-XVII | Y = 3.549X-3.430 | 0.9999 | 5.21-1666.67 | |
F2 | Y = 3.339X-1.033 | 0.9999 | 5.21-1666.67 | |
Rg3 | Y = 3.377X + 10.180 | 0.9998 | 1.85-148.30 | |
Cpd K | Y = 3.807X + 0.303 | 0.9999 | 5.21-1666.67 | |
Rh2 | Y = 3.644X + 6.880 | 0.9999 | 5.21-1666.67 | |
Human gut bacteria | Rb1 | Y = 6.1209X + 0.094 | 0.9986 | 50.00-800.00 |
Rd | Y = 7.3891X + 4E-0.5 | 0.9998 | 31.25-500.00 | |
G XVII | Y = 6.1571X + 0.062 | 0.9999 | 30.00-200.00 | |
F2 | Y = 6.7242X + 0.003 | 0.9999 | 16.25-260.00 | |
Cpd K | Y = 6.7841X + 0.042 | 0.9945 | 5.16-165.00 |