The relationship between dietary methionine and growth, digestion, absorption, and antioxidant status in intestinal and hepatopancreatic tissues of sub-adult grass carp (Ctenopharyngodon idella)

Table 9 The comparison of dietary total sulfur amino acids (TSAA) requirement for fishes

Fish species	Weight, g	Diet CP, g/kg	Response variable	Estimated TSAA requirement	Reference
Grass carp (Ctenopharyngodon idella)	450-1, 170	280.6	Percent weight gain	7.6 g/kg diet (cysteine 1.5 g/kg diet) 27.2 g/kg protein	Results of the present study
			Intestinal trypsin	8.5 g/kg diet (cysteine 1.5 g/kg diet) 30.3 g/kg protein
			Hepatopancreatic AHR	6.9 g/kg diet (cysteine 1.5 g/kg diet) 24.6 g/kg protein
	12-40	370.0	Percent weight gain	12.1 g/kg diet (cysteine 1.1 g/kg diet) 32.7 g/kg protein	Wang [25]
Common carp (Cyprinus carpio L.)	550-1, 095	402.0	Final weight	12.8 g/kg diet (cysteine 4.2 g/kg diet) 31.8 g/kg protein	Schwarz et al. [27]
Common carp (Cyprinus carpio L.)	2.35-3.87	385.0	Specific growth rate	28.1 g/kg diet (cysteine 20.0 g/kg diet) 73.0 g/kg protein	NRC [1] Nose [26]
Jian carp (Cyprinus carpio var. Jian)	9.9-29.8	350.0	Weight gain	15.0 g/kg diet (cysteine 3.0 g/kg diet) 42.9 g/kg protein	Tang et al. [2]
Indian major carp (Cirrhinus mrigala)	0.45-1.17	400.0	Weight gain	22.0 g/kg diet (cysteine 10.0 g/kg diet) 55.0 g/kg protein	Ahmed et al. [75]
Labeo rohita	2.4-8.1	400.0	Mean weight gain	12.9 g/kg diet (cysteine 1.4 g/kg diet) 32.3 g/kg protein	Murthy and Varghese [76]
Nile tilapia (Oreochromis niloticus)	1.28-9.16	280.0	Percent weight gain	8.5 g/kg diet (cysteine 0.4 g/kg diet) 30.4 g/kg protein	Nguyen and Davis [77]

ISSN: 2049-1891