Figure 5
From: Cerium doping of 45S5 bioactive glass improves redox potential and cellular bioactivity

pH behavior and biodegradation rate of CBG groups against BG group. (a) observation of pH for 168 h, and (b) degradation rate in the neutral and acidic condition of CBG groups as compared with the BG group (n = 3; * P < 0.05; *** P < 0.001).