Figure 2.
(a) Moisture absorption rate and (b) percentage of water swelling of silk sericin/PVA films cross-linked with genipin at different concentrations: (○) 0, (•) 0.01, (▲) 0.025, (◆) 0.05, (■) 0.075, and (∗) 0.1% w/v.
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