Table 1.
Actomyosin-based contractility of smooth muscle and nonmuscle cells
| Contractile cells and apparatuses | Extent of contraction | Speed | References |
|---|---|---|---|
| Isolated stress fiber | 100 → 23% (average) | Max: 2.4 μm/s (biphasic) | Present study |
| Cell model | 100 → 60% (microlaser dissection) | Isenberg et al., 1976 | |
| 100 → 80% (glycerol extracted) | Kreis and Birchmeier, 1980 | ||
| 100 → 80 ∼ 75% (digitonin extracted) | |||
| Circumferencial microfilament bundle | 100 → 40% | 8 ∼ 10 μm/min at first 2 min | Owaribe and Masuda, 1982 |
| Contractile ring | Max: 10 μ/min | Mabuchi et al., 1988 | |
| Average: 3.4 μm/min | |||
| 12 → 3 ∼ 4 μm (diameter change) | Cande, 1980 | ||
| Brush border | 25 × 10 μm (ellipse) → 10 ∼ 15 μm (round) (diameter change) | Rodewald et al., 1976 | |
| Kidney proximal tubule | 100 → 80% (Triton X-100 extracted) | Murakami and Ishikawa, 1991 | |
| Tail recoiling | Max: 3.5 μm/sa | Chen, 1981 | |
| Average: 1.5 μm/sa | |||
| Smooth muscle cell | 100 → 38% | Fay et al., 1982 | |
| Average: 10 μm/s | Small, 1977 |
a
Calculated from published data.