cell death in a resting population of an asporogenous bacillus megaterium was accelerated by ambient concentrations of 2,4,5-trichlorophenoxyacetic acid ( 2,4,5-t ) equal to or greater than 10 mug/ml or 5 mug/mg of cells ( dry weight ) , but only after prolonged exposure .
C0007587
cell death
C0007634
cells