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. Author manuscript; available in PMC: 2022 Jun 27.
Published in final edited form as: Med Devices Sens. 2020 Oct 22;4(1):e10139. doi: 10.1002/mds3.10139

FIGURE 1.

FIGURE 1

Presents the FT-IR spectra of the of Si3N4, titanium alloy (Ti6Al4V), and PEEK samples showing the matrix deposition of MC3T3-E1 cells cultured in differentiating media for 30 days (a-c) and 60 days (de) of in vitro study. Peaks indicator (a→amide I, b→amide II, c→amide III, and d→P-O bond).