Fig. 5From: Laccase-mimicking Mn–Cu hybrid nanoflowers for paper-based visual detection of phenolic neurotransmitters and rapid degradation of dyesPhotographs and the corresponding degradation efficiencies of a crystal violet (CV), b neutral red (NR), and c rhodamine B (RB) by H–Mn–Cu NFs (●) and free laccase (△)Back to article page