Table 5.
Flavonoid stability.
| Relative Concentration of Flavonoids | |||||
| No. | D-Hank’s/methanol (%) | No. | D-Hank’s/methanol (%) | No. | D-Hank’s/methanol (%) |
| 1 | 60.10 | 10 | 52.10 | 19 | 113.93 |
| 2 | 12.09 | 11 | 79.06 | 20 | 64.99 |
| 3 | 51.64 | 12 | 98.60 | 21 | 71.02 |
| 4 | 34.12 | 13 | 7.25 | 24 | 30.31 |
| 5 | 87.51 | 14 | ND | 25 | 85.60 |
| 6 | 41.76 | 15 | 90.67 | 26 | 74.83 |
| 7 | 47.63 | 16 | 116.67 | 27 | 88.16 |
| 8 | 72.75 | 17 | 66.82 | 28 | 81.33 |
| 9 | 105.96 | 18 | 115.83 | 29 | 131.85 |
| Recovery of 7 Flavonoid Glycosides | |||||
| No. | Recovery (B to A, %) | RSD (%) | Recovery (A to B, %) | RSD (%) | |
| 8 | 61.83 ± 0.72 | 1.16 | 72.31 ± 18.76 | 25.96 | |
| 11 | 90.12 ± 1.39 | 1.56 | 81.45 ± 6.70 | 8.22 | |
| 16 | 76.77 ± 9.36 | 12.19 | 90.69 ± 8.85 | 9.76 | |
| 17 | 96.95 ± 1.67 | 1.72 | 98.18 ± 4.74 | 4.84 | |
| 20 | 82.88 ± 10.99 | 13.26 | 93.17 ± 7.62 | 8.18 | |
| 24 | 85.25 ± 0.60 | 0.70 | 87.42 ± 3.31 | 3.79 | |
| 30 | 79.50 ± 1.24 | 1.58 | 78.66 ± 1.30 | 1.65 | |
B to A: Recovery of transport of a flavonoid from basolateral to apical side. A to B: Recovery of transport of a flavonoid from apical to basolateral side. RSD: relative standard deviation. ND: not detected.