Qualitative and quantitative analysis of the metabolic profiles of the healthy participants and cerebral infarction groups (mean ± SD).
| Peak no. | Retention time | Metabolite | Concentration (mg mL−1) | KEGG | HMDB | |
|---|---|---|---|---|---|---|
| HP (n = 40) | CIP (n = 33) | |||||
| 1 | 4.665 | Myristic acid | 0.0217 ± 0.0064 | 0.0159 ± 0.0047 | C06424 | HMDB00806 |
| 2 | 5.091 | Pentadecanoic acid | 0.0036 ± 0.0010 | 0.0031 ± 0.0009 | C16537 | HMDB00826 |
| 3 | 5.605 | Palmitic acid | 0.6772 ± 0.2024 | 0.7599 ± 0.1354 | C00249 | HMDB00220 |
| 4 | 5.851 | Palmitoleic acid | 0.0777 ± 0.0222 | 0.0932 ± 0.0279 | C08362 | HMDB03229 |
| 5 | 7.01 | Stearic acid | 0.2972 ± 0.0811 | 0.3087 ± 0.0894 | C01530 | HMDB00827 |
| 6 | 7.314 | 9-Octadecenoic acid | 0.8948 ± 0.2613 | 1.0746 ± 0.2652 | C01712 | HMDB00573 |
| 7 | 7.901 | Linoleic acid | 0.8509 ± 0.1831 | 0.8926 ± 0.1901 | C01595 | HMDB00673 |
| 8 | 8.303 | 6,9,12-Octadecatrienoic acid | 0.0097 ± 0.0028 | 0.0158 ± 0.0044 | C06426 | HMDB03073 |
| 9 | 8.654 | 9,12,15-Octadecatrienoic acid | 0.0422 ± 0.0117 | 0.0491 ± 0.0147 | C06427 | HMDB01388 |
| 10 | 10.426 | 8,11,14-Eicosatrienoic acid | 0.0350 ± 0.0100 | 0.0404 ± 0.0117 | C03242 | HMDB02925 |
| 11 | 10.776 | Arachidonic acid | 0.2149 ± 0.0616 | 0.2760 ± 0.0820 | C00219 | HMDB01043 |
| 12 | 11.71 | Eicosapentaenoic acid | 0.0152 ± 0.0043 | 0.0157 ± 0.0046 | C06428 | HMDB01999 |
| 13 | 13.681 | Docosapentaenoic acid | 0.0143 ± 0.0040 | 0.0226 ± 0.0064 | C16513 | HMDB06528 |
| 14 | 13.963 | Docosahexaenoic acid | 0.0838 ± 0.0229 | 0.0827 ± 0.0239 | C06429 | HMDB02183 |