Table 3.

Active Caspase-3 Levels in Tumors Grown in SP+/+ and SP−/− Mice

SP+/+SP−/−
Mean*27.722.6
SD158.6
n4966
Min87
Max7643
  • Note: The number of tumor cells positive for cleaved caspase-3 was counted by three independent observers in PAN02 tumors grown in SP+/+ or SP−/− mice in the number (n) of 200× fields indicated. Min, minimum; Max, maximum number/hpf.

  • * P < 0.025, Student's t test.