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. 2022 May 28;101(8):101978. doi: 10.1016/j.psj.2022.101978

Table 8.

Effect of dietary enzyme supplementation on digestive enzyme activities of broiler chickens on d 28 (Experiment 2).

Treatment1 Jejunal enzyme activities
Ileal enzyme activities
Lipase (U/gprot) Amylase (U/mgrot) Trypsin (U/mgrot) Lipase (U/gprot) Amylase (U/mgrot) Trypsin (U/mgrot)
Con 479.34 35.23 21,684.22c 166.23c 37.12 16,204.15c
GAS 427.02 30.52 20,638.12c 202.15bc 43.68 16,208.82c
MAS 543.70 40.32 29,094.52a 174.72c 28.15 16,058.16c
PRO 335.58 29.93 28,354.21ab 196.96bc 27.25 15,710.49c
GAS+PRO 437.19 36.89 23,984.07bc 230.25abc 31.70 16,997.15bc
MAS+PRO 443.05 33.84 27,404.09ab 248.35ab 38.84 19,641.32a
GAS+MAS+PRO 287.28 36.03 23,301.66bc 281.59a 27.25 18,581.83ab
SEM 12.880 1.762 234.690 9.326 2.327 330.210
P-value 0.056 0.771 0.001 0.003 0.420 0.003
a-c

Means with different superscripts within the same row are significantly different (P < 0.05).

1

Con, control diet; GAS, α-galactosidase; MAS, β-mannanase; PRO, Protease; GAS+PRO, α-galactosidase+ Protease; MAS+PRO; β-mannanase+ Protease; GAS+MAS+PRO, α-galactosidase+β-mannanase +Protease.