
Figure 2. Most experimental tumors are treated less than a week after tumor cell inoculation. The median time reported was five days. All 158 cancer immunotherapy studies listed in PubMed meeting our selection criteria for 2010 using syngeneic murine tumor models are presented. Only nine tumors have grown for 14 d or longer before treatment. (n = 158; Q1 = 4, Q2 = 5, Q3 = 8)