TABLE 4.
Retinal fatty acid profiles of control (n = 4) and diabetic (n = 7) animals
| Fatty acids | Retina |
P | ||
|---|---|---|---|---|
| Control animals | Diabetic animals | Difference | ||
| Total (nmol/mg protein) | 488.96 ± 17.64 | 460.32 ± 27.82 | 0.43 | |
| n3 fatty acids | 225.1 ± 4.23 | 166.34 ± 20.66 | ↓ | 0.0495* |
| n6 fatty acids | 38.67 ± 4.71 | 40.59 ± 3.9 | 0.7693 | |
| Mole % of total fatty acids | ||||
| 16:0 (palmitic) | 15.51 ± 0.8 | 18.32 ± 1.67 | 0.2046 | |
| 18:0 (stearic) | 18.61 ± 0.97 | 21.98 ± 2. | 0.2046 | |
| 18:1n9 (oleic) | 10.58 ± 0.2 | 12.9 ± 0.77 | ↑ | 0.0441* |
| 18:2n6 (linoleic) | 0.44 ± 0.06 | 0.88 ± 0.05 | ↑ | 0.0051* |
| 18:3n3 (α-linolenic) | 0.24 ± 0.06 | 0.17 ± 0.02 | 0.3556 | |
| 20:3n6 (dihomo-γ-linolenic) | 0.11 ± 0.02 | 0.04 ± 0.01 | 0.0819 | |
| 20:3n9 (mead) | 0.97 ± 0.06 | 1.09 ± 0.2 | 0.6103 | |
| 20:4n6 (arachidonic) | 7.33 ± 0.75 | 7.9 ± 0.64 | 0.6004 | |
| 20:5n3 (eicosapentaenoic) | 0.04 ± 0.02 | 0.01 ± 0.01 | 0.2910 | |
| 22:5n3 (docosapentaenoic) | 0.47 ± 0.08 | 0.28 ± 0.05 | 0.1129 | |
| 22:6n3 (docosahexaenoic) | 45.37 ± 1.32 | 35.47 ± 2.71 | ↓ | 0.0305* |
| Fatty acid ratios | ||||
| Unsaturation index | 20.77 ± 1.63 | 14.9 ± 2.57 | 0.1259 | |
| LCPUFA/SCPUFA† | 80.39 ± 4.86 | 42.53 ± 3.94 | ↓ | 0.0038* |
| % n3 fatty acids of total | 46.12 ± 1.41 | 35.93 ± 2.77 | ↓ | 0.0306* |
Data are means ± SD.
*P < 0.05.
†Long-chain PUFAs/short-chain PUFAs.