Methionine-Mediated Regulation of Intestinal Structure and Lipid Transport in the Rice Field Eel (Monopterus albus)

Table 5

Effects of different levels of methionine on gastric and intestinal digestive enzymes of M. albus after 8 weeks (U/g protein).

Item	M0	M2	M4	M6	M8	M10	value
Stomach
Amylase	^a	^b	^c	^c	^d	^d	<0.001
Lipase	^a	^b	^b	^c	^d	^d	<0.001
Trypsin	^a	^b	^c	^d	^e	^e	<0.001
Intestine
Amylase	^a	^a	^a	^ab	^c	^bc	0.001
Lipase	^a	^a	^b	^c	^d	^d	<0.001
Trypsin	^a	^b	^b	^c	^c	^c	<0.001

Values showed as . Values in the same row with the same superscript or absence of superscripts are not significantly different ().