Table 2.
Effect of OPLE on renal functional parameters.
| Nondiabetic | Diabetic control | Diabetic + OPLE | Diabetic + OPLE | |
|---|---|---|---|---|
| 200 mg kg−1 | 500 mg kg−1 | |||
| (4 week) | (4 week) | (4 week) | (4 week) | |
| (12 week) | (12 week) | (12 week) | (12 week) | |
| Renal blood flow mL min−1 g−1 kidney | 1.43 ± 0.10 | 2.27 ± 0.39 | 1.72 ± 0.26 | 1.80 ± 0.03 |
| 1.66 ± 0.14 | 2.49 ± 0.16aaa | 1.78 ± 0.06bb | 1.47 ± 0.05bbb | |
| Glomerular filtration rate mL min−1 g−1 kidney | 0.61 ± 0.06 | 0.96 ± 0.04aa | 0.67 ± 0.07b | 0.63 ± 0.09b |
| 0.50 ± 0.05 | 0.84 ± 0.06aa | 0.75 ± 0.06a | 0.58 ± 0.02b | |
| Urine flow rate μL min−1 g−1 kidney | 3.75 ± 0.59 | 10.68 ± 1.30aaa | 5.27 ± 0.45bb | 5.80 ± 0.80bb |
| 2.89 ± 0.34 | 7.84 ± 0.70aaa | 6.42 ± 0.50aa | 5.29 ± 0.70a,b | |
| Urinary protein excretion mg 2 h−1 | 1.33 ± 0.03 | 6.83 ± 0.30aaa | 2.87 ± 0.17a,bbb | 1.89 ± 0.34bbb |
| 1.13 ± 0.05 | 4.66 ± 0.73aaa | 2.92 ± 0 .26a,b | 2.68 ± 0.21a,bb | |
| Fractional sodium excretion % | 0.63 ± 0.19 | 1.34 ± 0.34 | 0.96 ± 0.22 | 0.90 ± 0.17 |
| 0.56 ± 0.08 | 1.08 ± 0.23 | 0.76 ± 0.24 | 0.79 ± 0.23 |
Data are expressed as mean ± SEM of six experiments for each group. a P < 0.05; aa P < 0.01; aaa P < 0.001 versus corresponding nondiabetic; b P < 0.05; bb P < 0.01; bbb P < 0.001 versus corresponding diabetic control.