(b).
| No. | ∆PG1-1 ratio | ∆PG1-2 ratio | ∆PG1-3 ratio | ∆PG2-1 ratio | ∆PG2-2 ratio | ∆PG2-3 ratio | †GP1-1 ratio | †GP1-2 ratio | †GP1-3 ratio | †GP2-1 ratio | †GP2-2 ratio | †GP2-3 ratio |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 3.09 | 1.33 | 2.80 | 1.58 | 1.47 | 1.07 | 0.21 | 0.56 | 0.34 | 0.47 | 0.57 | 0.65 |
| 2 | 3.00 | 1.99 | 2.62 | 1.46 | 1.36 | 1.71 | 0.43 | 0.42 | 0.56 | 0.69 | 0.83 | 0.40 |
| 3 | NA | NA | NA | 0.83 | 0.74 | 0.50 | NA | NA | NA | 1.33 | 1.78 | 1.64 |
| 4 | NA | NA | NA | 0.23 | 0.56 | 0.46 | NA | NA | NA | 3.92 | 1.47 | 1.77 |
| 5 | NA | NA | NA | 0.76 | 0.34 | 0.62 | NA | NA | NA | 1.03 | 3.00 | 1.45 |
| 6 | NA | NA | NA | 0.95 | 0.36 | 0.54 | NA | NA | NA | 0.75 | 2.47 | 1.29 |
| 7 | NA | NA | NA | 0.89 | 0.42 | 0.69 | NA | NA | NA | 1.19 | 2.28 | 1.24 |
| 8 | NA | NA | NA | 0.71 | 0.69 | 0.43 | NA | NA | NA | 1.52 | 1.54 | 2.09 |
| 9 | NA | NA | NA | 0.98 | 0.44 | 0.59 | NA | NA | NA | 0.83 | 2.12 | 1.84 |
| 10 | NA | NA | NA | 0.77 | 0.45 | 0.46 | NA | NA | NA | 1.15 | 2.09 | 1.71 |
| 11 | NA | NA | NA | 0.82 | 0.37 | 0.58 | NA | NA | NA | 0.94 | 2.65 | 1.64 |
∗Metabolites that overlapped with the matching result from the dansyl standard compound library. ∆†List of 11 significant metabolites with correlated responses from the hPMSCs (P) and the GFP+hPMSCs (G) with the different extraction methods (1, 2) in triplicate (−1 to −3). HMDB: human metabolome database.