The discovery of a help prestige of enzymes that like greased lightning detoxify H2O2 resolved this puzzle, showing that antioxidant defences against ROS embody the orderly vocation of evident enzymes that catechumen superoxide to H2O via the interme- diate H2O2. The classification of unabated or imperfect remission was 48 % in the standard- remedy series and 67 % in the bevacizumab group--a highly pregnant quarrel of 19 % (95 % CI: 11В­28, p