tokens: Lt-4 detected 40 kd tax1 antigen molecules in most HTLV-I -bearing cell lines except one cell line that expressed 39 kd tax1 antigen .
folded_tokens: lt-4 detected 40 kd tax1 antigen molecules in most htlv-i -bearing cell lines except one cell line that expressed 39 kd tax1 antigen .
labels: B-protein_molecule O O O B-protein_molecule O O O O B-virus O O O O O O O O O B-protein_molecule I-protein_molecule B-protein_molecule O O