tokens: Western blotting of NK cell and membrane extracts detected the presence of Lymphotoxin-alpha ( LTalpha ) but not tumor necrosis factor-alpha .
folded_tokens: western blotting of nk cell and membrane extracts detected the presence of lymphotoxin-alpha ( ltalpha ) but not tumor necrosis factor-alpha .
labels: B-other_name I-other_name O B-cell_type I-cell_type O B-cell_component I-cell_component O O O O B-protein_molecule O B-protein_molecule O O O B-protein_molecule I-protein_molecule I-protein_molecule O