. 2018 Apr 13;2(2):169–183. doi: 10.1093/tas/txy013

Table 6.

Concentrations of free amino acids in the liver of pigs fed control and diets supplemented with partially de-oiled microalgae extract*

Amino acids	Control	1%	5%	10%	20%
Alanine	2,378 ± 323^ab	2,158 ± 371^ab	2,187 ± 347^ab	1936 ± 753^a	2966 ± 484^b
Arginine	128 ± 51^a	72 ± 29^ab	87 ± 32^ab	53 ± 25^b	60 ± 21^b
Asparagine	614 ± 70	630 ± 220	541 ± 147	448 ± 162	617 ± 171
Aspartic acid	5,202 ± 1,486	3,511 ± 1,360	3,364 ± 1,047	3,896 ± 2,757	5,959 ± 1,916
Citrulline	39 ± 20	20 ± 25	36 ± 33	29 ± 29	46 ± 33
Glutamic acid	2,5068 ± 5,559	17,504 ± 7,277	17,454 ± 8,369	18,171 ± 11,312	28,990 ± 6,612
Glutamine	2,529 ± 753	1,934 ± 575	2,261 ± 477	2,282 ± 1,018	3,034 ± 506
Glycine	3991 ± 860	3,968 ± 212	4,892 ± 1,008	4281 ± 810	5,077 ± 985
Histidine	451 ± 142^a	291 ± 49^ab	297 ± 50^ab	259 ± 93^b	304 ± 111^a
Iso/Leucine	389 ± 85	394 ± 56	399 ± 44	312 ± 52	367 ± 90
Lysine	230 ± 56	164 ± 65	169 ± 58	135 ± 66	170 ± 71
Methionine	788 ± 265	922 ± 180	966 ± 286	640 ± 388	885 ± 296
Ornithine	193 ± 74^a	123 ± 79^ab	131 ± 57^ab	77 ± 58^b	120 ± 58^a
Phenylalanine	93 ± 12	100 ± 21	92 ± 15	74 ± 12	89 ± 20
Proline	146 ± 33	132 ± 23	145 ± 11	126 ± 20	127 ± 30
Serine	1,598 ± 666	1,463 ± 266	1,837 ± 518	1,527 ± 657	1,953 ± 427
Taurine	1,429 ± 503	880 ± 326	1189 ± 361	861 ± 430	941 ± 308
Threonine	407 ± 58	340 ± 85	334 ± 102	310 ± 134	509 ± 177
Tryptophan	6.75 ± 3.77	4.88 ± 4.37	4.50 ± 2.76	4.88 ± 3.31	6.68 ± 3.31
Tyrosine	152 ± 93	90 ± 63	86 ± 70	105 ± 46	73 ± 38
Valine	500 ± 85	504 ± 75	508 ± 52	393 ± 89	489 ± 87
Total AA	46,332 ± 8,397	35,204 ± 9,326	36,978 ± 10,586	35,919 ± 1,7295	52,773 ± 10,021

*Data presented are mean ± SD as µmol/g of tissue on an as is basis.

^a,bValues in the same row with different superscript differ (P < 0.05).