Cleavage of transcription factor SP1 by caspases during anti-IgM-induced B-cell apoptosis .
cleavage of transcription factor sp1 by caspases during anti-igm-induced b-cell apoptosis .
O O B-protein_family_or_group I-protein_family_or_group B-protein_molecule O B-protein_family_or_group O B-other_name B-cell_type O O