We prepared nuclear extracts from two human B cell lines in which increased intracellular free calcium levels correlated with increased phosphorylation of the Ets-1 protein .
we prepared nuclear extracts from two human b cell lines in which increased intracellular free calcium levels correlated with increased phosphorylation of the ets-1 protein .
O O B-cell_component I-cell_component O O B-cell_line I-cell_line I-cell_line I-cell_line O O O B-other_name I-other_name B-atom O O O O O O O B-protein_molecule O O