| Gdnf | Gfra1 | Gfra2 | Gfra4 | Gfral |
FR | 0.77 | 0.63* | 0.49* | 0.81 | 1.34 |
FL | 0.73 | 1.00 | 1.24 | 0.64 | 2.80 |
HR | 2.70 | 0.85 | 0.39* | 0.56* | 0.75 |
HL | 0.95 | 0.91 | 0.67 | 0.72 | 1.88 |
OR | 0.34* | 0.88 | 0.82 | 0.68 | 7.41 |
OL | 0.59* | 1.06 | 1.29 | 1.12 | 1.12 |
SNR | 0.35* | 2.21* | 1.89* | 2.01 | 0.60 |
SNL | 0.88 | 1.38 | 0.44* | 1.83 | 1.27 |
SR | 1.88 | 1.10 | 1.03 | 1.12 | 4.99* |
SL | 1.14 | 2.74 | 2.98* | 1.10 | 3.01* |