brain/plasma ratios ranged from 9.3 % to 66.8 % , while the mean steady-state tumour/plasma ratio was 28.4 % , a value considerably less than the 80 % -100 % ratios occurring with the neutral 2-nitroimidazole misonidazole .
C0028179
nitroimidazole
C0026218
misonidazole