Differential inhibition of Smad6 and Smad7 on bone morphogenetic protein- and activin- mediated growth arrest and apoptosis in B cells .
differential inhibition of smad6 and smad7 on bone morphogenetic protein- and activin- mediated growth arrest and apoptosis in b cells .
O O O B-protein_molecule O B-protein_molecule O O O O O O O O O O B-other_name O B-cell_type I-cell_type O