Furthermore , we identify a pre-existing NF-AT -binding factor that is present in hypotonic extracts of unstimulated T cells .
furthermore , we identify a pre-existing nf-at -binding factor that is present in hypotonic extracts of unstimulated t cells .
O O O O O B-protein_molecule B-protein_molecule O O O O O O O O O B-cell_type B-cell_type I-cell_type O