Enzyme | Oxidant | Time to gel (min)a | Final absorbance at gelation (325 nm)b | Sol fraction (% mass loss at 48 h) | Swelling (q, at 48 h) | Crosslinking density (ρx, mmol/L)c | Dynamic shear modulus (G*, Pa) | ||||
---|---|---|---|---|---|---|---|---|---|---|---|
Name | Concentration | Unit | Name | Concentration | Unit | ||||||
HRP | 0.1 | U/mL | H2O2 | 6 | mM | 20 | 1.4 ± 0.2 | 32 ± 7 % | 29 ± 3 | 2.2 | 138 ± 43 |
0.2 | 6 | 15 | 2.0 ± 0.2 | 31 ± 5 % | 23 ± 1 | 3.8 | 219 ± 30 | ||||
0.2 | 12 | 20 | 1.2 ± 0.1 | 36 ± 7 % | 33 ± 5 | 1.6 | 89 ± 24 | ||||
Hematin | 0.01 | % (w/w) | H2O2 | 6 | mM | 60 | 0.3 ± 0.0 | 76 ± 8 % | 168 ± 36 | 0.1 | 5 ± 1 |
0.06 | 6 | 15 | 0.7 ± 0.2 | 63 ± 10 % | 121 ± 25 | 0.1 | 11 ± 3 | ||||
0.06 | 12 | 30 | 1.1 ± 0.1 | 49 ± 11 % | 84 ± 16 | 0.2 | 38 ± 5 | ||||
Laccase | 5 | U/mL | O2 | 360+ | 2.4 ± 0.2 | 33 ± 6 % | 26 ± 4 | 2.8 | 97 ± 34 | ||
15 | 240 | 2.9 ± 0.1 | 24 ± 10 % | 21 ± 3 | 4.6 | 145 ± 22 | |||||
Tyrosinase | 500 | U/mL | O2 | 150 | 1.7 ± 0.1 | 26 ± 5 % | 44 ± 7 | 0.9 | 145 ± 49 | ||
750 | 150 | 2.0 ± 0.2 | 20 ± 8 % | 35 ± 10 | 1.4 | 169 ± 56 |