Table 3.
Summary of urine analysis for rats fed corn silk extract in subacute toxicity study
| Parameter | Dose of corn silk extract (mg/kg body weight) | ||||
|---|---|---|---|---|---|
|
| |||||
| 0 (control) | 5 | 50 | 500 | ||
| Volume (mL) | Mean±SD | 1.50±0.71) | 1.54±1.09 | 1.30±0.32 | 1.58±0.74 |
| Glucose | Negative | 42) | 5 | 4 | 4 |
| Trace | 1 | 1 | 1 | ||
| Bilirubin | Negative | 5 | 5 | 4 | 5 |
| 1+ | 1 | ||||
| Ketone body | Negative | ||||
| Trace | 1 | 4 | 2 | 3 | |
| 1+ | 4 | 1 | 3 | 2 | |
| Specific gravity | ≤1.005 | ||||
| 1.010 | 2 | ||||
| 1.015 | 3 | 2 | 1 | ||
| 1.020 | 1 | 1 | 2 | 2 | |
| 1.025 | 1 | 1 | 2 | ||
| ≥1.030 | 1 | 1 | |||
| Occult blood | Negative | 5 | 3 | 5 | 4 |
| Trace intact | 1 | ||||
| Trace lysed | 1 | ||||
| 1+ | 1 | ||||
| Protein | Negative | ||||
| Trace | |||||
| 1+ | 2 | 4 | 2 | 3 | |
| 2+ | 3 | 1 | 3 | 2 | |
| pH | 6.5 | ||||
| 7.0 | 3 | 1 | 1 | 2 | |
| 7.5 | 1 | 2 | 1 | ||
| 8.0 | |||||
| 8.5 | 3 | ||||
| ≥9.0 | 1 | 2 | 1 | 2 | |
1)
P>0.05 for all comparisons between corn silk extract treated groups and the control group (n=5 in each group).
2)
Number of animals examined.