by the fourth passage after treatment , both carcinogens induced increased survival , colony formation in agar-methocel , multinucleation , and increased reactivity with the tumor associated antigen b1:1 , an epitope of carcinoembryonic antigen , and the lectins concanavalin a , dolichos biflorus , and soybean agglutinin .
C0003320
antigen
C0003316
epitope