Experiments with a blocking antibody to IL-4R alpha showed that this chain remains an essential component of the IL-13 receptor complex on MDMac .
experiments with a blocking antibody to il-4r alpha showed that this chain remains an essential component of the il-13 receptor complex on mdmac .
O O O O O O B-protein_molecule I-protein_molecule O O O O O O O O O O B-protein_molecule O O O B-cell_line O