tokens: The NS-Meg cells were positive for alpha-naphthyl acetate esterase and periodic acid-Schiff ( PAS ) staining and for surface CD4 , CD7 , CD13 , CD34 , CD41a , and glycophorin A antigens .
folded_tokens: the ns-meg cells were positive for alpha-naphthyl acetate esterase and periodic acid-schiff ( pas ) staining and for surface cd4 , cd7 , cd13 , cd34 , cd41a , and glycophorin a antigens .
labels: O B-cell_line I-cell_line O O O B-protein_molecule I-protein_molecule I-protein_molecule O B-other_name I-other_name I-other_name I-other_name I-other_name I-other_name O O O B-protein_molecule O B-protein_molecule O B-protein_molecule O B-protein_molecule O B-protein_molecule O O B-protein_molecule I-protein_molecule I-protein_molecule O