TABLE 2.
Cell-to-cell variability in A, |F|, and |T| at a low, medium, and high surface density of FN and RGD
|
AFN (μm2)
|
ARGD (μm2)
|
||||||
|---|---|---|---|---|---|---|---|
| σ (μm−2) | Min | Mean ± SE | Max | Min | Mean ± SE | Max | p-value |
| Low (∼50) | 322 | 480 ± 55 | 872 | 197 | 359 ± 35 | 685 | 0.110 |
| Medium (∼200) | 360 | 860 ± 99 | 1290 | 314 | 595 ± 80 | 1070 | 0.048 |
| High (∼2000) | 413 | 640 ± 48 | 1000 | 266 | 423 ± 48 | 567 | 0.006 |
| |F|FN (dyn ×10−3)
|
|F|RGD (dyn ×10−3)
|
||||||
|---|---|---|---|---|---|---|---|
| σ (μm−2) | Min | Mean ± SE | Max | Min | Mean ± SE | Max | p-value |
| Low (∼50) | 6.0 | 19.8 ± 7.0 | 65.0 | 0.8 | 4.0 ± 0.7 | 9.0 | 0.059 |
| Medium (∼200) | 4.5 | 48.0 ± 9.0 | 118.0 | 1.4 | 12.0 ± 3.1 | 31.0 | 0.002 |
| High (∼2000) | 12.0 | 52.0 ± 8.0 | 141.0 | 2.3 | 18.8 ± 6.6 | 40.0 | 0.006 |
| |T|FN (kdyn/cm2)
|
|T|RGD (kdyn/cm2)
|
||||||
|---|---|---|---|---|---|---|---|
| σ (μm−2) | Min | Mean ± SE | Max | Min | Mean ± SE | Max | p-value |
| Low (∼50) | 1.4 | 3.7 ± 0.8 | 7.4 | 0.4 | 1.1 ± 0.1 | 1.9 | 0.016 |
| Medium (∼200) | 1.2 | 5.7 ± 1.0 | 12.8 | 0.5 | 1.9 ± 0.4 | 4.0 | 0.003 |
| High (∼2000) | 2.4 | 8.1 ± 1.3 | 24.1 | 0.8 | 4.1 ± 1.4 | 9.0 | 0.056 |