Table 3 In vitro AA digestibility (%) of RSC fermented by A. niger , as-DM basis ¹

Ala

62.46^b

68.15^a

1.44

Arg*

73.96^b

79.52^a

1.36

Asp

69.03

70.39

0.54

Cys

71.68^b

76.83^a

1.30

Glu

75.60

78.28

0.76

Gly

62.40^b

65.79^a

0.91

His*

66.47^b

70.19^a

1.99

Ile*

66.19

63.60

1.03

Leu*

61.22

66.38

1.56

Lys*

71.20^b

78.61^a

1.70

Met*

76.42^b

82.24^a

1.43

Phe*

66.14

69.16

2.80

Pro

56.58^b

64.01^a

1.76

Ser

59.45^b

65.87^a

1.62

Thr*

59.89

63.95

1.22

Tyr

58.97^b

63.75^a

1.28

Val*

65.06

67.26

1.00

Total AA

67.14^b

71.08^a

1.09

Essential AA

64.90^b

69.24^a

1.20