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. 2021 Feb 27;22(5):2413. doi: 10.3390/ijms22052413

Figure 6.

Figure 6

IR spectra of (a) commercial melanin as a control, (b) MelC, tyrosine, (c) MelC, FCS/ECH, and tyrosine, (d) TAL/MelC, FCS/ECH, and (e) FCS/ECH, caffeic acid, and diamine.