Fig. 4From: Oxidation of a non-phenolic lignin model compound by two Irpex lacteus manganese peroxidases: evidence for implication of carboxylate and radicalsLC–MS/MS spectra for veratraldehyde (standard, a) and its reaction products by IlMnP2 (50 mM pH 5.0 malonate buffer, 30 °C for 48 h, with 1 mM Mn2+, b)Back to article page