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. Author manuscript; available in PMC: 2014 Jun 1.
Published in final edited form as: J Dent. 2013 Apr 9;41(6):535–542. doi: 10.1016/j.jdent.2013.03.007

Figure 4.

Figure 4

ATR-FTIR spectra of (A) un-demineralized dentin (black dashed line) and demineralized dentin (red solid line); (B) PA (black dashed line), demineralized dentin before PA treatment (red solid line) and after treatment (blue dotted line).