Table 1.
Brain chemistry. Catecholamine levels and their metabolites measured via HPLC across Frontal Cortex, Striatum, Hippocampus, Hypothalamus, and Cerebellum in Mature Nrf2+/+ (n = 7), Mature Nrf2−/− (n = 4), Aged Nrf2+/+ (n = 7), and Aged Nrf2−/− (n = 6) mice.
| Mature-WT | Mature-KO | Aged-WT | Aged-KO | |||||
|---|---|---|---|---|---|---|---|---|
| NT: | MEAN | S.E.M. | MEAN | S.E.M. | MEAN | S.E.M. | MEAN | S.E.M. |
| NE | 0.42 | 0.05 | 0.35 | 0.06 | 0.48 | 0.07 | 0.50 | 0.06 |
| DA | 6.98 | 1.11 | 7.31 | 2.32 | 5.81 | 1.33 | 7.81 | 1.25 |
| DOPAC | 1.11 | 0.29 | 0.85 | 0.37 | 1.10 | 0.21 | 1.91 | 0.50 |
| 5HT | 0.42 | 0.06 | 0.54 | 0.15 | 0.54 | 0.17 | 1.00 | 0.50 |
| 5HIAA | 0.03 | 0.00 | 0.24 | 0.22 | 0.06 | 0.02 | 0.37 | 0.29 |
| HVA | 0.34 | 0.06 | 0.65 | 0.23 | 0.71 | 0.26 | 2.69 | 1.41 |
| DOPAC/DA | 0.17 | 0.05 | 0.12 | 0.03 | 1.00 | 0.85 | 0.23 | 0.05 |
| HVA/DA | 0.05 | 0.01 | 0.10 | 0.04 | 1.84 | 1.77 | 0.38 | 0.23 |
| 5-HIAA/5HT | 0.08 | 0.01 | 0.39 | 0.34 | 0.23 | 0.14 | 0.23 | 0.07 |
| STRIATUM | ||||||||
| Mature-WT | Mature-KO | Aged-WT | Aged-KO | |||||
| NT: | MEAN | S.E.M. | MEAN | S.E.M. | MEAN | S.E.M. | MEAN | S.E.M. |
| NE | 0.26 | 0.03 | 0.38 | 0.14 | 0.31 | 0.02 | 0.43 | 0.12 |
| DA | 7.78 | 0.86 | 11.16 | 2.67 | 10.01 | 1.21 | 9.98 | 1.90 |
| DOPAC | 0.69 | 0.04 | 1.73 | 1.00 | 1.31 | 0.43 | 1.53 | 0.31 |
| 5HT | 0.52 | 0.05 | 2.27 | 1.72 | 1.48 | 0.67 | 2.21 | 1.17 |
| 5HIAA | 0.05 | 0.01 | 0.98 | 0.60 | 0.07 | 0.03 | 0.12 | 0.06 |
| HVA | 1.06 | 0.10 | 1.75 | 0.56 | 1.63 | 0.39 | 1.79 | 0.30 |
| DOPAC/DA | 0.09 | 0.01 | 0.15 | 0.07 | 0.13 | 0.05 | 0.15 | 0.01 |
| HVA/DA | 0.14 | 0.02 | 0.17 | 0.04 | 0.17 | 0.05 | 0.19 | 0.03 |
| 5-HIAA/5HT | 0.10 | 0.01 | 1.59 | 1.01 | 0.10 | 0.05 | 0.11 | 0.03 |
| HIPPOCAMPUS | ||||||||
| Mature-WT | Mature-KO | Aged-WT | Aged-KO | |||||
| NT: | MEAN | S.E.M. | MEAN | S.E.M. | MEAN | S.E.M. | MEAN | S.E.M. |
| NE | 0.68 | 0.09 | 0.62 | 0.10 | 0.51 | 0.10 | 0.76 | 0.22 |
| DA | 9.77 | 1.38 | 6.92 | 0.97 | 9.10 | 2.06 | 8.29 | 1.21 |
| DOPAC | 0.83 | 0.10 | 0.96 | 0.21 | 0.79 | 0.14 | 0.98 | 0.23 |
| 5HT | 0.52 | 0.09 | 0.64 | 0.22 | 0.55 | 0.14 | 0.90 | 0.16 |
| 5HIAA | 0.08 | 0.02 | 0.13 | 0.05 | 0.09 | 0.03 | 0.36 | 0.13 |
| HVA | 0.19 | 0.07 | 0.33 | 0.19 | 0.38 | 0.11 | 1.44 | 0.66 |
| DOPAC/DA | 0.09 | 0.00 | 0.14** | 0.02 | 0.13 | 0.05 | 0.11 | 0.01 |
| HVA/DA | 0.02 | 0.01 | 0.05 | 0.03 | 0.10 | 0.06 | 0.15 | 0.07 |
| 5-HIAA/5HT | 0.16 | 0.02 | 0.21 | 0.03 | 0.24 | 0.10 | 0.47 | 0.20 |
| HYPOTHALAMUS | ||||||||
| Mature-WT | Mature-KO | Aged-WT | Aged-KO | |||||
| NT: | MEAN | S.E.M. | MEAN | S.E.M. | MEAN | S.E.M. | MEAN | S.E.M. |
| NE | 1.19 | 0.11 | 1.12 | 0.10 | 1.53 | 0.22 | 1.48 | 0.26 |
| DA | 6.07 | 1.36 | 13.31 | 8.28 | 10.41 | 3.22 | 6.55 | 1.12 |
| DOPAC | 1.11 | 0.18 | 1.33 | 0.79 | 1.82 | 0.42 | 0.65** | 0.16 |
| 5HT | 0.67 | 0.12 | 1.39 | 0.83 | 1.52 | 0.58 | 2.15 | 0.57 |
| 5HIAA | 0.07 | 0.01 | 0.05 | 0.03 | 0.15 | 0.09 | 0.32 | 0.11 |
| HVA | 0.41 | 0.17 | 1.32 | 0.89 | 1.25 | 0.50 | 0.98 | 0.29 |
| DOPAC/DA | 0.49 | 0.34 | 0.10 | 0.01 | 0.21 | 0.07 | 0.11 | 0.03 |
| HVA/DA | 0.06 | 0.02 | 0.09 | 0.00 | 0.19 | 0.10 | 0.18 | 0.06 |
| 5-HIAA/5HT | 0.12 | 0.01 | 0.07 | 0.04 | 0.11 | 0.05 | 0.29 | 0.19 |
| CEREBELLUM | ||||||||
| Mature-WT | Mature-KO | Aged-WT | Aged-KO | |||||
| NT: | MEAN | S.E.M. | MEAN | S.E.M. | MEAN | S.E.M. | MEAN | S.E.M. |
| NE | 0.51 | 0.05 | 0.54 | 0.10 | 0.52 | 0.08 | 0.60 | 0.09 |
| DA | 9.43 | 2.47 | 9.97 | 3.28 | 13.78 | 6.28 | 8.67 | 1.78 |
| DOPAC | 0.43 | 0.06 | 0.85 | 0.62 | 1.47 | 0.54 | 0.70 | 0.18 |
| 5HT | 0.05 | 0.00 | 0.49* | 0.23 | 0.59# | 0.21 | 0.47 | 0.11 |
| 5HIAA | 0.24 | 0.09 | 0.03 | 0.01 | 0.10 | 0.04 | 0.13 | 0.03 |
| HVA | 0.18 | 0.07 | 0.65 | 0.60 | 0.55 | 0.18 | 1.19 | 0.69 |
| DOPAC/DA | 0.05 | 0.01 | 0.06 | 0.03 | 0.18 | 0.08 | 0.09 | 0.04 |
| HVA/DA | 0.02 | 0.01 | 0.04 | 0.03 | 0.10 | 0.05 | 0.05 | 0.02 |
| 5-HIAA/5HT | 5.15 | 2.05 | 0.15 | 0.07 | 1.26 | 1.12 | 1.03 | 0.78 |
indicates p < 0.05 effect of genotype,
indicates p < 0.01 effect of genotype.
indicates p < 0.05 effect of age, Bonferroni-corrected.