Table 3 Possible change in compositional monosaccharide of R. tanguticum polysaccharides during in vitro digestion and human fecal fermentation
| Â | In vitro digestion of RP | In vitro fermentation of RPI | ||||||
|---|---|---|---|---|---|---|---|---|
RP | RPS | RPG | RPI | RPI-6Â h | RPI-12Â h | RPI-24Â h | RPI-48Â h | |
Monosaccharides and molar ratios | ||||||||
Xylose | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Galacturonic acid | 4.03 | 3.95 | 3.96 | 4.01 | 4.97 | 5.11 | 5.19 | 4.50 |
Arabinose | 3.75 | 3.72 | 3.67 | 3.70 | 0.50 | 0.31 | 0.27 | 0.25 |
Galactose | 2.63 | 2.64 | 2.54 | 2.58 | 1.58 | 1.06 | 0.97 | 0.86 |
Rhamnose | 1.01 | 0.96 | 0.97 | 0.95 | 0.53 | 0.43 | 0.39 | 0.36 |
Glucose | 0.51 | 0.54 | 0.53 | 0.50 | 0.19 | 0.18 | 0.18 | 0.16 |
Glucuronic acid | 0.44 | 0.42 | 0.45 | 0.43 | 0.32 | 0.20 | 0.16 | 0.11 |
Mannose | 0.36 | 0.38 | 0.37 | 0.36 | 0.30 | 0.29 | 0.29 | 0.27 |