Urea content of muscle, liver brain and plasma of Anabas testudineus immersed in freshwater for 5 days (control), or exposed to terrestrial conditions for 4 days followed by 1 day of re-immersion in water
| . | . | Urea content . | . | . | . | |||
|---|---|---|---|---|---|---|---|---|
| Tissue . | Condition . | Day 1 . | Day 2 . | Day 4 . | Day 5 (recovery) . | |||
| Muscle | Control | 0.25±0.06 | 0.11±0.02 | 0.19±0.03 | 0.29±0.06 | |||
| Terrestrial | 0.59±0.10* | 0.79±0.08* | 0.77±0.12* | 0.45±0.06 | ||||
| Liver | Control | 0.20±0.04 | 0.15±0.03 | 0.29±0.03 | 0.39±0.08 | |||
| Terrestrial | 0.64±0.09* | 0.81±0.12* | 0.68±0.09* | 0.43±0.06‡§ | ||||
| Brain | Control | 0.13±0.03 | 0.15±0.01 | 0.53±0.04 | 0.36±0.06 | |||
| Terrestrial | 0.58±0.11* | 0.83±0.10 | 0.61±0.10 | 0.06±0.11‡§ | ||||
| Plasma | Control | 0.31±0.04 | 0.19±0.03 | 0.30±0.07 | 0.48±0.11 | |||
| Terrestrial | 1.00±0.16 | 1.29±0.23* | 1.26±0.18 | 0.55±0.07†‡§ | ||||
| . | . | Urea content . | . | . | . | |||
|---|---|---|---|---|---|---|---|---|
| Tissue . | Condition . | Day 1 . | Day 2 . | Day 4 . | Day 5 (recovery) . | |||
| Muscle | Control | 0.25±0.06 | 0.11±0.02 | 0.19±0.03 | 0.29±0.06 | |||
| Terrestrial | 0.59±0.10* | 0.79±0.08* | 0.77±0.12* | 0.45±0.06 | ||||
| Liver | Control | 0.20±0.04 | 0.15±0.03 | 0.29±0.03 | 0.39±0.08 | |||
| Terrestrial | 0.64±0.09* | 0.81±0.12* | 0.68±0.09* | 0.43±0.06‡§ | ||||
| Brain | Control | 0.13±0.03 | 0.15±0.01 | 0.53±0.04 | 0.36±0.06 | |||
| Terrestrial | 0.58±0.11* | 0.83±0.10 | 0.61±0.10 | 0.06±0.11‡§ | ||||
| Plasma | Control | 0.31±0.04 | 0.19±0.03 | 0.30±0.07 | 0.48±0.11 | |||
| Terrestrial | 1.00±0.16 | 1.29±0.23* | 1.26±0.18 | 0.55±0.07†‡§ | ||||
Values are in μmol g−1 tissue or μmol ml−1 plasma (means ± s.e.m., N=6).
Significantly different from the corresponding control condition(P<0.05).
Significantly different from day 1 terrestrial values(P<0.05).
Significantly different from day 2 terrestrial values(P<0.05).
Significantly different from day 4 terrestrial values(P<0.05).