In contrast , soluble factors secreted by stromal cells induce Tcell survival in a resting G0/G1 state .
in contrast , soluble factors secreted by stromal cells induce tcell survival in a resting g0/g1 state .
O O O B-protein_family_or_group I-protein_family_or_group O O B-cell_type I-cell_type O B-other_name I-other_name O O B-other_name I-other_name I-other_name O