620765.fig.004a
(a)
620765.fig.004b
(b)
620765.fig.004c
(c)
Figure 4: Storage modulus ( ) of the 0.5% PSC/1 mM genipin solution measured by a temperature-responsive gelation test. The temperature was maintained at 25°C for (a) 600, (b) 1200, and (c) 1800 s and then increased to 37°C.