a systematic comparison was undertaken of the respective abilities of normal chicken embryo fibroblast ( cef ) cells , rous sarcoma virus ( rsv ) - transformed cef cells , avian rous sarcoma ( rs ) tumor cells and murine rs cells to serve as targets and antigen donors in various assays for the detection of cellular and humoral anti-tumor immunity in chickens bearing tumors induced by rous sarcoma virus .
C0016030
cef
C0007634
cellular