186752.fig.002a
(a)
186752.fig.002b
(b)
186752.fig.002c
(c)
186752.fig.002d
(d)
Figure 2: Mitochondrial morphological changes in HO-8910 cells were observed using TEM 6 h after photodynamic action of hypocrellin B (×15,000). (a): Sham irradiation; (b): hypocrellin B treatment alone; (c): light irradiation alone; (d): photodynamic action of hypocrellin B.