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. 2013 Jun 13;305(4):G277–G285. doi: 10.1152/ajpgi.00064.2013

Table 4.

Free amino acids in plasma (μM)

Control SBS SBS+GLP-2
Alanine 414.7 ± 44.0 433.9 ± 56.9 527.7 ± 162.8
Asparagine 179.4 ± 39.7 48.7 ± 12.3* 73.0 ± 8.4*
Aspartic acid 56.0 ± 9.7 39.7 ± 8.7 36.2 ± 4.1
Cysteine 902.7 ± 101.0 943.4 ± 94.8 1106.4 ± 232.8
Cystine 22.2 ± 6.9 21.5 ± 4.1 21.4 ± 4.9
Glutamine 269.7 ± 30.1 194.3 ± 25.2 225.8 ± 79.5
Glutamic acid 143.3 ± 12.3 163.59 ± 14.7 126.1 ± 13.6
Glycine 913.8 ± 58.7 611.8 ± 113.1 673.6 ± 136.3
Histidine 72.0 ± 8.8 50.6 ± 3.3 54.4 ± 13.2
Isoleucine 244.0 ± 34.9 143.1 ± 10.6* 159.5 ± 13.2*
Leucine 341.7 ± 46.0 205.6 ± 12.9* 232.4 ± 24.73*
Lysine 328.4 ± 47.5 179.7 ± 17.3* 232.8 ± 53.2*†
Methionine 143.7 ± 19.4 70.9 ± 13.7* 83.4 ± 14.3*†
Norleucine 386.1 ± 7.3 396.4 ± 4.6 382.5 ± 6.8
Proline 729.9 ± 84.5 324.3 ± 47.7* 481.9 ± 116.9*†
Serine 402.6 ± 36.9 170.8 ± 23.9* 222.8 ± 33.5*
Taurine 148.5 ± 32.1 141.6 ± 13.4 276.6 ± 72.9
Threonine 600.9 ± 123.8 240.5 ± 50.8* 266.2 ± 49.9*
Tryptophan 33.8 ± 3.9 23.8 ± 2.6* 20.7 ± 3.5*
Tyrosine 366.9 ± 24.4 224.3 ± 39.8* 213.6 ± 42.3*
Valine 726.8 ± 84.4 394.2 ± 24.4* 467.6 ± 37.4*

Values are means ± SE.

*†

Values are significantly different.