The extent of 1O2 production was determined by measuring the decrease in the fluorescence signal of DPBF at excitation wavelength (410 nm) and emission wavelength (455 nm). NDGA (0–7.5 lg/ml) was used as standard.
The extent of1O2 production was determined by measuring the decrease in thefluorescence signal of DPBF at excitation wavelength (410 nm)and emission wavelength (455 nm). NDGA (0–7.5 lg/ml) was usedas standard.