(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
Figure 1: In vitro binding characteristics of Mab-Cy5.5. NIRF images were obtained after Hela, HT-29, PANC-1, and RCC4 cells under hypoxia (a, c, e, and g) or under normoxia (b, d, f, and h) were incubated with 10 nM Mab-Cy5.5.