715843.fig.003a
(a)
715843.fig.003b
(b)
715843.fig.003c
(c)
715843.fig.003d
(d)
Figure 3: Phase-contrast imaging results of living cells after seeding 12 hours: (a) cell control; (b) treated with 12.5% methanol; (c) treated with 25% methanol; (d) treated with 50% methanol.