Table 4.
Blood parameters after 8 d of water restriction
| 100% ration | 75% ration | 50% ration | |
| Plasma osmolality | 327 ± 4 | 339 ± 4 | 338 ± 4 |
| (mOsm/kg) | |||
| Plasma protein (g/dL) | 7.0 ± 0.1 | 7.1 ± 0.1 | 7.3 ± 0.1 |
| Hematocrit (%) | 42.4 ± 0.3 | 42.7 ± 0.6 | 43.9 ± 0.5 |
| Renin activity | 2.2 ± 0.4a | 7.9 ± 1.3b | 8.7 ± 1.3b |
| (ng angiotensin I/mL/h) | |||
| Corticosterone (ng/mL) | 44 ± 9a | 99 ± 28a | 182 ± 27b |
Data are expressed as mean ± SE for control (that is, 100% ration) and water-deprived mice (n = 13-14). Within rows, values marked with different letters differ significantly (P < 0.05); values that are marked with the same letter are not significantly different.