Antibacterial Activity of a Chitosan-PVA-Ag⁺-Tobermorite Composite for Periodontal Repair

Figure 2

FTIR spectra of (a) chitosan, (b) PVA, (c) tobermorite, (d) composite C-T membrane; and C-T membrane after immersion in SBF for (e) 3 days, (f) 7 days, and (g) 14 days.