Skip to main content

Table 1 Hydrolysis and fermentation of polysaccharides by R. albus 7

From: Unique aspects of fiber degradation by the ruminal ethanologen Ruminococcus albus 7 revealed by physiological and transcriptomic analysis

Polysaccharide Ethanol1 Acetate1 Reducing sugars2
Cellulose 3.89 ± 0.20 2.33 ± 0.16 0.3 ± 0.5
Xylan (tobacco stalk) 3.82 ± 0.29 2.24 ± 0.19 19.1 ± 3.3
Xylan (larchwood) 3.07 ± 1.01 1.75 ± 0.84 5.4 ± 0.5
Glucomannan 3.77 ± 0.12 2.56 ± 0.13 6.3 ± 0.7
Lichenan 4.46 ± 0.38 2.70 ± 0.26 < 0.2
Soy polysaccharides 1.22 ± 0.19 0.93 ± 0.19 15.2 ± 4.2
Citrus pectin3 - - 44.1 ± 8.9
Inulin3 - - 54.7 ± 1.6
  1. 1Product formed during growth (mmol/g dry polysaccharide substrate).
  2. 2Reducing sugars in supernatant (% of dry polysaccharide substrate).
  3. 3Substrate was hydrolyzed to produce reducing sugars but was not utilized.