Microstructure of gels from hairtail muscle protein. (a) Control (without curdlan nor MTGase), (b) with MTGase (0.4 units/g paste) but without curdlan, (c) with
curdlan (4 g/100 g paste) but without MTGase, (d) with curdlan (4 g/100 g paste) and MTGase (0.4 units/g paste).