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. 2016 May 24;11(5):e0155921. doi: 10.1371/journal.pone.0155921

Fig 5. Cytotoxicity test.

Fig 5

The biomaterial is biocompatible with different glucose oxidase enzyme densities from 0 to 15 U/cm2 (glucose oxidase to catalase ratio = 1:50), but toxic without catalase enzyme. Data are presented as mean ± SD (n = 12/group); *P<0.05 vs. the control group.