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. 2018 Sep 5;13(9):e0202703. doi: 10.1371/journal.pone.0202703

Fig 11. XPS C1s spectra of sutures before and after NTAP treatment.

Fig 11

Chemical modifications caused on (A) PGLA, (B) PGA, (C) PDO and (D) PGCL sutures by 7-minute NTAP treatment was evaluated by using XPS. XPS spectra of C 1s revealed an increase in oxygen signals upon 7-minute NTAP treatment.