in the untreated group , after ip transplant of 7.5 x 10 ( 5 ) s 180 cells into healthy mice , the number of tumor cells increased rapidly and reached 3 x 10 ( 8 ) cells/ml on day 9 and the death rate of cells was under 5 % , except day 1 and 2 .
C0007634
cells
C0007587
the death