ANXA5 and ganglioneuroma: In flow cytometric analysis of annexin V/propidium iodide (PI) (Figure 1E), a significant apoptotic cell death was not detected in groups treated with NIR-PTT (2.66±0.11%), GN (3.91±0.17%), and GN+NIR-PTT (4.46±0.16%) compared with control (1.74±0.12%).