125I- IL-13 did not bind to colon cancer cell lines , but unlabeled IL-13 competed for the binding of 125I-IL-4 .
125i- il-13 did not bind to colon cancer cell lines , but unlabeled il-13 competed for the binding of 125i-il-4 .
B-protein_molecule B-protein_molecule O O O O B-cell_line I-cell_line I-cell_line I-cell_line O O O B-protein_molecule O O O O O B-protein_molecule O