tokens: pIL-5 ( -511 ) Luc was transcribed by T-cell hybridomas derived from fusion between IL-5 -producing T-cell clones and an IL-5 gene-nonexpressing T-cell line , but not by hybridomas derived from IL-5 -nonproducing T-cell clones .
folded_tokens: pil-5 ( -511 ) luc was transcribed by t-cell hybridomas derived from fusion between il-5 -producing t-cell clones and an il-5 gene-nonexpressing t-cell line , but not by hybridomas derived from il-5 -nonproducing t-cell clones .
labels: B-DNA_molecule I-DNA_molecule I-DNA_molecule I-DNA_molecule I-DNA_molecule O O O B-cell_line I-cell_line O O O O B-protein_molecule O O O O O B-protein_molecule O O O O O O O B-cell_line O O B-protein_molecule O O O O