The expression of activated p21 ( ras ) negatively regulated the induction of IE genes by calcium ionophore .
the expression of activated p21 ( ras ) negatively regulated the induction of ie genes by calcium ionophore .
O O O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O O O B-DNA_family_or_group I-DNA_family_or_group O B-atom O O