Serum concentrations of total homocysteine, folate, and vitamin B12 in renal transplant recipients
| MTHFR C677T gene polymorphism | Before folate treatment | After folate treatment | p value |
| Homocysteine (μmol/l) | |||
| CC | 16.3 (7.7) | 9.7 (3.3) | <0.01 |
| CT | 20.1 (18.4) | 10.3 (3.3) | <0.05 |
| TT | 19.6 (11.7) | 10.8 (4.4) | NS |
| Folate (ng/ml) | |||
| CC | 8.2 (4.3) | 17 (3.6) | <0.01 |
| CT | 5.3 (4.8) | 16.4 (4.8) | <0.01 |
| TT | 7.8 (3.2) | 15 (4.9) | <0.05 |
| Vitamin B12(pg/ml) | |||
| CC | 388 (187) | 402 (202) | NS |
| CT | 285 (175) | 323 (191) | NS |
| TT | 283 (107) | 358 (129) | NS |
Data are presented as mean (SD).
NS, non-significant.