Table 2.
FGF21-induced transcriptional changes in hepatic carbohydrate and lipid metabolism.
| Gene of interest | N-PBS | N-FGF21 | Tg-PBS | Tg-FGF21 |
|---|---|---|---|---|
| Insulin signaling | ||||
| IR | 1 ± 0.17a | 4.68 ± 0.91b | 1.37 ± 0.44a | 1.01 ± 0.12a |
| IRS-1 | 1 ± 0.18a | 3.01 ± 0.63b | 0.53 ± 0.09a | 0.82 ± 0.15a |
| IRS-2 | 1 ± 0.14a | 2.03 ± 0.21b | 1.40 ± 0.34a | 1.19 ± 0.22a |
|
| ||||
| Gluconeogenesis | ||||
| PEPCK | 1 ± 0.07a | 1.82 ± 0.21b | 0.64 ± 0.19a | 0.54 ± .021a |
| G6Pase | 1 ± 0.10a | 2.15 ± 0.33b | 0.59 ± 0.20a | 0.63 ± 0.14a |
| HNF4α | 1 ± 0.08a | 2.34 ± 0.45b | 0.79 ± 0.10a | 0.79 ± 0.13a |
| HNF1α | 1 ± 0.16a | 3.54 ± 0.78b | 1.14 ± 0.37a | 1.47 ± 0.44a |
| PGC1α | 1 ± 0.14a | 2.37 ± 0.65b | 0.68 ± 0.09a | 0.88 ± 0.12a |
|
| ||||
| Lipogenesis | ||||
| ACC | 1 ± 0.12a | 1.75 ± 0.30b | 2.14 ± 0.36b | 2.22 ± 0.40b |
| FASN | 1 ± 0.15a | 1.94 ± 0.32b | 1.69 ± 0.31b | 1.54 ± 0.26b |
|
| ||||
| Fatty acid oxidation | ||||
| CPT1α | 1 ± 0.19a | 2.62 ± 0.35b | 0.36 ± 0.11c | 0.51 ± 0.09c |
| ACOX1 | 1 ± 0.11a | 2.48 ± 0.28b | 0.49 ± 0.10c | 0.46 ± 0.08c |
| UCP2 | 1 ± 0.13a | 1.90 ± 0.37b | 4.15 ± 1.01c | 4.33 ± 0.88c |
| AMPK | 1 ± 0.09a | 2.25 ± 0.52b | 0.84 ± 0.12a | 0.95 ± 0.10a |
Shown is RT-PCR analysis of gene expression in normal and GH transgenic mice treated with FGF21 and vehicle (mean ± SEM, n = 5). Different superscripts denote significant difference at P < 0.05.