TABLE 1.
Osmoregulation in Chlamydomonasa
| Osmolarity of the medium (mosM) | No. of cells investigated | Cell surface (μm2) | CV vol (μm3) | CV contraction interval (s) | Water efflux (μm3/min cell) | Osmotic PM Pf (μm/s) |
|---|---|---|---|---|---|---|
| 32 | 16 | 248.9 ± 19.9 | 3.4 ± 0.4 | 15.9 ± 1.3 | 25.8 ± 2.3 | 0.69 |
| 64 | 36 | 179.0 ± 8.4 | 2.7 ± 0.2 | 20.4 ± 0.6 | 16.2 ± 1.1 | 0.78 |
| 84 | 21 | 180.7 ± 10.7 | 2.6 ± 0.2 | 25.5 ± 1.1 | 12.8 ± 1.1 | 0.76 |
| 104 | 21 | 168.4 ± 8.0 | 2.2 ± 0.1 | 24.4 ± 0.9 | 10.7 ± 0.7 | 0.89 |
| 124 | 21 | 227.9 ± 13.4 | 2.7 ± 0.2 | 29.0 ± 1.7 | 11.6 ± 1.1 | 1.01 |
| 144 | 20 | 287.0 ± 13.6 | 3.0 ± 0.2 | 107.7 ± 4.7 | 3.5 ± 0.3 | 0.42 |
a
Mean values and standard errors are given.