Table 1.
Yields of extraction and fractions, and component analysis of the ethanol extract and its subsequent organic solvent fractions of root of Arctium lappa L
Extract/Fraction | Extraction/Fraction yield (%) | Content (mg/g) |
Total flavonoid | Total polyphenol | Total sugar | Reducing sugar |
Ethanol ex1) | 10.94 | 0.96±0.04 | 5.01±0.05 | 694.53±18.58 | 271.24±1.38 |
Hexane fr2) | 1.62 | 3.25±0.42 | 3.48±0.01 | 161.05±5.86 | 41.81±0.92 |
Ethylacetate fr | 0.42 | 47.36±2.89 | 45.9±4.51 | 85.23±0.45 | 68.74±1.38 |
Butanol fr | 5.98 | 8.16±0.44 | 8.51±0.05 | 675.02±5.63 | 494.51±2.29 |
Water residue | 85.38 | 0.57±0.03 | 2.27±0.04 | 532.85±25.34 | 229.05±4.13 |
extract,
fraction. Data are presented as the mean±SD of three determinations.