Fig. 15

Effect of tBuOOH for the formation of 1,N²-etheno-ipG by HDE-1 and HDE-2. (○―○) HDE-1, tBuOOH, (◆---◆) HDE-2, tBuOOH, (●) HDE-1, (△) HDE-2. Peak area (A280nm) of ε-ipG were plotted. The yields (%) of ε-ipG calculated from initial concentrations of HDE-1 and -2 were also shown