Table 3 Glutamate-related metabolites

[M + H-H2O]+

4-hydroxy-l- glutamic acid

1.0174839

7.89610076

0.00092132

146.02716

375.068

[M + H-H2O]+

N-.alpha.-acetyl-l-ornithine

1.36799865

6.59685522

0.00016345

157.09737

413.397

[M + H]+

DL-glutamic acid

1.60444528

3.21295374

0.04575234

148.04265

412.758

[M-H-H2O]-

Isocitric acid

4.78307938

2.69163527

0.01590389

172.99091

36.45055

[M + H]+

DL-proline

2.67987819

2.59975309

0.00565456

116.071

589.936

[M + H]+

Histidine

5.12808658

1.88791825

0.00087118

156.07683

463.903

[M + H]+

Ornithine

1.02559587

1.82911683

0.00178978

133.09828

616.07

[M + H]+

Hydroxyproline

1.24142253

0.05095732

9.8938E-13

132.08096

80.1036

[M + H-H2O]+

GABA

2.65109886

0.03649299

1.6886E-19

86.06064

85.9618