Methionine to cystine ratio in the total sulfur amino acid requirements and sulfur amino acid metabolism using labelled amino acid approach for broilers

Table 4 Amino acid recoveries from aminogram analysis

Aminogram	AA intake (mg)	Body	Breast	Liver	Feather	Excreta	Total	Rec (%)
Aminogram	AA intake (mg)	AA retention (AA_R, mg)						Rec (%)
Met retention
44:56	5063 ± 176	2287 ± 106	675 ± 20	89 ± 6	676 ± 60	605 ± 45	4332 ± 70	86 ± 4
50:50	4917 ± 288	2110 ± 145	786 ± 49	88 ± 3	575 ± 10	573 ± 30	4132 ± 166	84 ± 1
56:44	4701 ± 451	2084 ± 163	724 ± 71	66 ± 7	694 ± 30	543 ± 59	4114 ± 196	88 ± 5
Cys retention
44:56	4590 ± 131	1781 ± 92	412 ± 12	61 ± 4	869 ± 128	1146 ± 85	4268 ± 58	93 ± 3
50:50	4081 ± 399	1652 ± 126	425 ± 30	64 ± 2	1040 ± 22	996 ± 57	4176 ± 139	103 ± 2
56:44	4211 ± 234	1790 ± 142	483 ± 42	52 ± 5	1120 ± 64	1212 ± 113	4659 ± 165	111 ± 8

ISSN: 1746-6148