Skip to main content
. 2014 Dec 23;56(1):1–7. doi: 10.3164/jcbn.14-42

Table 1.

Reactive oxygen species

Free radicals: a free radical is any species capable of independent existence that contains one or more unpaired electrons. (B. Halliwell and J. M. C. Gutteridge, Free Radicals in Biology and Medicine, 2007)
Reactive Oxygen Species
 O2•− superoxide
 HO hydroxyl radical
1O2 singlet oxygen
 H2O2 hydrogen peroxide
 ONOO peroxynitrite