. 2012 Nov;25(11):1588–1594. doi: 10.5713/ajas.2012.12192

Table 3.

Effects of replacement of fish meal with SPI on the digestive enzyme activities in Amur sturgeon^*

Group	Protease (U/g protein)			Lipase (U/g protein)			Amylase (U/g protein)
Group	Foregut	Mid-gut	Hindgut	Foregut	Mid-gut	Hindgut	Foregut	Mid-gut	Hindgut
Diet 1	974.03±10.11^b	853.02±10.01^b	511.54±9.25^b	769.43±8.58^b	663.15±10.56^c	423.52±9.23^b	7468±10.14^b	55.09±12.12^c	33.42±5.19^b
Diet 2	961.98±9.13^b	83419±13.02^b	49407±10.24^b	755.59±9.83^b	647.34±12.87^c	411.84±10.14^b	73.92±9.11^b	51.80±13.22^c	30.36±6.11^b
Diet 3	948.85±13.14^b	825.78±9.21^b	488.96±12.28^b	731.35±9.45^b	63498+11.81^c	402.76±12.11^b	70.04±8.12^b	53.65±10.03^c	31.78±9.15^b
Diet 4	962.14±9.23^b	812.23±10.15^b	476.97±11.18^b	721.68±9.67^b	615.29±12.39^bc	385.56±10.34^b	68.54±9.16^b	51.74±11.13^c	29.08±5.12^b
Diet 5	862.58±12.15^a	763.84±8.03^a	428.08±9.21^a	657.54±13.75^a	564.57±10.58^b	342.08±9.44^a	46.29±12.21^a	35.37±9.11^b	20.01±719^a
Diet 6	841.14±11.17^a	745.43±1411^a	403.19±13.26^a	626.51±10.59^a	545.64±8.58^a	32463±13.23^a	43.31±8.15^a	24.26±11.15^a	18.34±411^a
Diet 7	823.71±9.23^a	73763±13.12^a	387.11±9.16^a	611.57±10.87^a	521.63±9.76^a	312.98±8.51^a	38.57±10.08^a	22.56±9.16^a	1702±3.13^a
Diet 8	816.36±13.15a	736.93±9.15^a	392.08±10.21^a	618.75±8.67^a	517.43±12.63^a	318.77±8.78^a	40.93±13.11^a	23.83±9.12^a	1728±2.12^a

Values are mean±standard deviation. Different small letter superscripts in the same column means significant differences (p<0.05); values within different organs for each digestive enzyme in the same row with different capital letter superscripts mean significant difference (p<0.05).