Table 2.
Hydrogel swelling ratio, tensile strength (TS), % elongation at break (%EL), and adsorption of BSA protein.
| Swelling Ratio | Tensile Strength (kPa) | % EL | mg BSA adsorbed per cm2 (× 10 −4)* | |
|---|---|---|---|---|
| L control | 7.0 ± 0.01 | 34.2 ± 3.0 | 40.5 ± 4.0 | 5.2 ± 1.2 |
| A1 L99 | 6.5 ± 0.03 | 34.5 ± 4.2 | 49.2 ± 4.9 | 3.6 ± 0.6 |
| A10 L 90 | 6.2 ± 0.04 | 27.5 ± 3.4 | 48.5 ± 4.1 | 13.5 ± 3.5 |
| A20 L 80 | 6.7 ± 0.05 | 22.3 ± 2.9 | 49.2 ± 7.2 | 25.7 ± 4.9 |
| B1 L 99 | 6.6 ± 0.15 | 34.4 ± 5.2 | 48.8 ± 7.0 | 9.4 ± 1.7 |
| B10 L 90 | 6.6 ± 0.12 | 26.0 ± 2.9 | 48.2 ± 5.0 | 14.5 ± 1.5 |
| B20 L 80 | 7.1 ± 0.10 | 20.0 ± 2.7 | 45.2 ± 4.9 | 28.7 ± 6.4 |
| C1 L 99 | 6.7 ± 0.14 | 40.6 ± 9.4 | 55.0 ± 9.0 | 14.1 ± 6.4 |
| C10 L 90 | 6.8 ± 0.05 | 29.0 ± 3.5 | 53.6 ± 6.3 | 5.7 ± 2.6 |
| C20 L 80 | 7.3 ± 0.08 | 24.5 ± 1.8 | 53.4 ± 4.4 | 19.0 ± 1.6 |
| H control | 8.0 ± 0.06 | 39.7 ± 7.7 | 61.0 ± 9.3 | 12.4 ± 4.7 |
| A1 H99 | 8.0 ± 0.06 | 35.5 ± 2.4 | 64.0 ± 3.3 | 10.1 ± 1.8 |
| A10 H 90 | 8.0 ± 0.11 | 48.1 ± 5.0 | 82.9 ± 7.4 | 16.0 ± 4.3 |
| A20 H 80 | 7.9 ± 0.11 | 37.1 ± 6.7 | 77.4 ± 9.9 | 10.2 ± 1.9 |
| B1 H 99 | 8.0 ± 0.18 | 39.7 ± 5.3 | 65.9 ± 5.4 | 5.3 ± 2.1 |
| B10 H 90 | 8.1 ± 0.09 | 46.0 ± 4.3 | 79.2 ± 4.8 | 15.0 ± 9.9 |
| B20 H 80 | 8.1 ± 0.08 | 26.8 ± 6.8 | 59.6 ± 10.8 | 8.6 ± 1.1 |
| C1 H 99 | 8.0 ± 0.01 | 33.4 ± 5.9 | 58.5 ± 6.5 | 15.0 ± 1.6 |
| C10 H 90 | 8.1 ± 0.23 | 25.6 ± 4.3 | 51.1 ± 5.1 | 12.8 ± 3.1 |
| C20 H 80 | 8.4 ± 0.16 | 33.6 ± 4.5 | 73.6 ± 6.2 | 10.0 ± 1.3 |
*
After 3 hr exposure to BSA (0.1 mg/mL PBS)