tokens: This suppressive effect was also seen in IL-2 -driven cell growth of CD8-positive lymphocytes purified from 7-day PHA-blasts , indicating that CD4 molecules were not required for the suppression .
folded_tokens: this suppressive effect was also seen in il-2 -driven cell growth of cd8-positive lymphocytes purified from 7-day pha-blasts , indicating that cd4 molecules were not required for the suppression .
labels: O O O O O O O B-protein_molecule O O O O B-cell_type I-cell_type O O B-cell_type I-cell_type O O O B-protein_family_or_group I-protein_family_or_group O O O O O O O