Skip to main content
. 2019 Feb 21;4:142–150. doi: 10.1016/j.bioactmat.2019.02.002

Fig. 2.

Fig. 2

FTIR-ATR spectra of aligned and flat PDMS with different surface coatings in the range of 3700 cm-1 to 700 cm-1. PD and collagen specific peaks have been emphasized to validate the presence of PD and/or collagen specific functional groups.