tokens: Impaired fetal thymocyte development after efficient adenovirus -mediated inhibition of NF-kappa B activation .
folded_tokens: impaired fetal thymocyte development after efficient adenovirus -mediated inhibition of nf-kappa b activation .
labels: O B-cell_type I-cell_type O O O B-virus O O O B-protein_molecule I-protein_molecule O O