Figure 5
From: Enhanced delignification of steam-pretreated poplar by a bacterial laccase

Solution-state 1H–13C (HSQC) NMR spectra of the SPP biomass (a) and APPL obtained from SPP incubated without (b) or with (c) sLac. The top and the bottom panels show the aliphatic and aromatic regions, respectively, of the 2D-NMR spectra.