Table 2. Plasma amino acid levels in female users and nonusers of monosodium
glutamate (MSG)1
| Amino acid |
Non-users |
Users |
|
|
(nmol/ml)
|
| Histidine |
46.7 ± 4.7 |
52.3 ± 3.5 |
| Isoleucine |
56.4 ± 3.5 |
45.5 ± 1.6*** |
| Leucine |
79.6 ± 4.6 |
70.5 ± 4.9 |
| Lysine |
186.6 ± 9.9 |
164.0 ± 5.5 |
| Methionine |
31.0 ± 3.6 |
30.5 ± 1.5 |
| Phenylalanine |
54.2 ± 2.4 |
50.0 ± 3.0 |
| Threonine |
140.1 ± 12.3 |
176.5 ± 21.1 |
| Tryptophan |
59.4 ± 4.5 |
56.4 ± 5.2 |
| Valine |
203.1 ± 9.5 |
171.0 ± 5.6** |
| Total EAAs2 |
857.2 ± 23.4 |
816.7 ± 21.1 |
| Alanine |
288.2 ± 20.6 |
256.3 ± 12.4 |
| Arginine |
95.8 ± 9.9 |
88.3 ± 5.4 |
| Asparagine |
129.8 ± 14.0 |
158.7 ± 6.3 |
| Glutamate |
22.4 ± 3.2 |
21.8 ± 2.0 |
| Glutamine |
835.2 ± 51.3 |
608.6 ± 30.0* |
| Glycine |
215.9 ± 15.7 |
205.1 ± 15.4 |
| Ornithine |
49.0 ± 3.4 |
53.2 ± 2.8 |
| Serine |
112.4 ± 8.6 |
112.0 ± 5.5 |
| Taurine |
37.1 ± 3.0 |
39.7 ± 2.0 |
| Tyrosine |
54.0 ± 3.2 |
47.9 ± 5.1 |
|
1 Data are means ± SEM. * P
< 0.005, ** P < 0.01, *** P < 0.05. Significantly
different from non-users.
2 Total essential amino acids.
