Table 1.
Rupture forces and loading rates measurements for aptamer-surface and fluorescein-antibody unbinding.
| Interaction | Na | Rupture forceb | Loading ratec | ||
|---|---|---|---|---|---|
|
| |||||
| Average | Std Dev | Average | Std Dev | ||
|
|
|
||||
| Glass/aptamer | 74 | 19.2 | 6.3 | 2.2 | 0.8 |
| Polystyrene/aptamer | 72 | 29.0 | 7.5 | 7.3 | 2.5 |
| CNTs/aptamer | 102 | 24.2 | 9.5 | 5.2 | 3.1 |
| Fluorescein/antibody | 157 | 30.4 | 21.5 | 6.1 | 5.1 |
| Fluorescein/antibody | 62 | 41.3 | 25.2 | 11.8 | 8.6 |
| Fluorescein/antibody | 79 | 59.8 | 30.2 | 24.7 | 13.3 |
a
Number of single-molecule measurements.
b
Units are pN.
c
Units are pN·s−1.