for adjacent 'normal ' brain tissue , the radiosensitizer concentrations were 29.9 +/- 13.1 micrograms/g for ro 03-8799 , and 4.0 +/- 1.7 micrograms/g for sr 2508 , and the brain/plasma ratios were 430 +/- 29 % and 14 +/- 8 % respectively .
C0086045
concentrations
C0006104
brain