Figure 2 - Proposed mechanism of 2-hydroxyethidium (2-OH-E+) formation from the reaction between hydroethidine (HE) and O2
-.
From the following article
Jacek Zielonka, Jeannette Vasquez-Vivar & Balaraman Kalyanaraman
Nature Protocols 3, 8 - 21 (2008) Published online: 20 December 2007
doi:10.1038/nprot.2007.473

