Table 3.
In vitro AA digestibility (%) of CSM fermented by C. tropicalis ZD-3 and A. niger ZD-8 (based on DM)
Nutrition composition | Substrate (control, C) | C. tropicalis ZD-3 (T1) | (T1−C)/C×100% | A. niger ZD-8 (T2) | (T2−C)/C×100% |
CP | 44.79c | 50.80b | 13.42 | 52.95a | 18.22 |
Asp | 41.38b | 54.22a | 31.03 | 56.83a | 37.34 |
Thr* | 65.74b | 74.91a | 13.95 | 77.06a | 17.22 |
Ser | 40.48b | 52.11a | 28.73 | 53.56a | 32.31 |
Glu | 38.76b | 48.04a | 23.94 | 49.94a | 28.84 |
Gly | 34.44c | 49.17a | 42.77 | 51.67a | 50.03 |
Ala | 52.58a | 52.34a | −0.46 | 54.53a | 3.71 |
Cys* | 44.62c | 49.96b | 11.97 | 52.87a | 18.49 |
Val* | 49.08a | 49.65a | 1.16 | 50.88a | 3.67 |
Met* | 49.71b | 65.38a | 31.52 | 67.05a | 34.88 |
Ile* | 39.09c | 49.33b | 26.20 | 52.09a | 33.26 |
Leu* | 38.25c | 46.89b | 22.59 | 49.12a | 28.42 |
Tyr | 44.29c | 49.28b | 11.27 | 51.55a | 16.39 |
Phe* | 37.73b | 47.97a | 27.14 | 49.73a | 31.80 |
Lys* | 50.08c | 58.04b | 15.89 | 61.17a | 22.14 |
His* | 51.66c | 62.80b | 21.56 | 64.36a | 24.58 |
Arg* | 68.98b | 72.13ab | 4.57 | 74.54a | 8.06 |
Pro | 31.69c | 34.62b | 9.25 | 39.85a | 25.75 |
TAA | 45.80c | 53.93a | 17.75 | 56.28a | 22.88 |
EAA | 49.49b | 57.71a | 16.61 | 59.89a | 21.01 |
Means in a row without common superscript differ significantly (P<0.05); DM: Dry matter; TAA: Total amino acids; EAA: Essential amino acids
The amino acid is an essential amino acid