IL2 and neoplasm: Seven days after implantation, the tumor reached a volume of 110 mm3 and 10 mice per group were treated with saline (i.e., control), NHS-IL2 alone, radiotherapy alone, cisplatin alone, NHS-IL2 plus cisplatin, NHS-IL2 plus radiation, radiation plus cisplatin, or the triple combination of cisplatin, radiation, and NHS-IL2 (study design see Figure 1A).