Figure 3.
The representative 1H NMR spectrum obtained from the serum samples of the rats. The following metabolites were identified: (1) formate, (2) histidine, (3) phenylalanine, (4) tyrosine, (5) cytidine, (6) urea, (7) L_1, (8) glucose, (9) unknown_1, (10) lactate, (11) glycerol, (12) proline, (13) betaine, (14) choline, (15) malonate, (16) creatinine, (17) creatine, (18) lysine, (19) dimethylamine, (20) citrate, (21) methionine, (22) glutamine, (23) pyruvate, (24) acetone + lipid, (25) acetate, (26) L2, (27) alanine, (28) L3, (29) 3-hydroxybutyrate, (30) isobutyrate, (31) valine, (32) isoleucine, (33) leucine, and (34) L4.