503940.fig.003a
(a)
503940.fig.003b
(b)
503940.fig.003c
(c)
503940.fig.003d
(d)
Figure 3: TM-AFM phase images (scan size of 4 μm²) of enzyme-treated fibres of (a) 5 hours, and (b) 18 hours, (c) TM-AFM 3D phase image of the microfibrils showing their preferential orientation (scan size: 1 μm²), (d) TM-AFM 3D height profile showing the main fibre axis going through the maximum height of the image.