the cytotoxicity of spleen lymphocytes against yac-1 cells as well as against syngeneic b-16 and f-10 melanoma cells was augmented not only by incubation of spleen lymphocytes with human recombinant interleukin-2 ( ril-2 ) in vitro but also by injecting high-dose ril-2 into c57bl/6 mice for more than 3 consecutive days .
C0086418
human
C0021756
ril-2