Fig. 2From: Ultrasmall superparamagnetic iron oxide nanoparticles acutely promote thrombosis and cardiac oxidative stress and DNA damage in miceThrombotic occlusion time in pial arterioles (a) or venules (b) 1 h after the intravenous administration of ultrasmall superparamagnetic iron oxide nanoparticles (USPIO), diesel exhaust particles (DEP) or saline (control) in mice. *P < 0.05, **P < 0.01 and ***P < 0.001 compared with the corresponding saline-treated group. Data are mean ± SEM (n = 6–8)Back to article page