with the aid of a rat mammary clonogen transplant system designed to maximize progression of initiated cells to overt neoplasia , the estimated absolute cancer risk per surviving 7 gy-irradiated mammary clonogen was [ 4.1 +/- 1.2 ( se ) ] x 10 ( -3 ) , that is ( 5.8 +/- 1.7 ) x 10 ( -4 ) initiated cells per clonogen-gy .
C0027651
neoplasia
C0006826
cancer