tokens: The mitogenic combination of anti CD2 + anti CD28 released the footprint as cells were committed to proliferation .
folded_tokens: the mitogenic combination of anti cd2 + anti cd28 released the footprint as cells were committed to proliferation .
labels: O O O O B-protein_family_or_group B-protein_molecule O B-protein_family_or_group B-protein_molecule O O O O O O O O O O