Table 2. Effects of L-phenylalanine supplementation on levels of L-phenylalanine, tyrosine, L-phe/try, and dopamine in both serum and the kidney of SS rats.
| Serum (μM) | Kidney (pmol/mg protein) | |||||
|---|---|---|---|---|---|---|
| LS | HS | HS+L-Phe | LS | HS | HS+L-Phe | |
| L-phenylalanine | 175.21±13.64 | 141.36±11.40* | 169.84±13.58# | 13.02±1.05 | 12.56±0.79 | 12.57±1.61 |
| Tyrosine | 163.41±10.36 | 135.72±12.74* | 156.53±11.71 | 7.35±0.75 | 7.79±0.84 | 7.76±0.64 |
| L-phe/tyr | 1.12±0.16 | 1.09±0.19 | 1.12±0.24 | 1.77±0.62 | 1.61±0.43 | 1.73±0.37 |
| Dopamine | 0.598±0.047 | 0.496±0.052 | 0.547±0.038 | 10.72±2.81 | 8.40±1.96 | 9.84±3.31 |
* p<0.05 vs. LS group
# p<0.05 vs. HS group. n = 6. Data are expressed as mean ± SD.