tokens: Here , we show that zinc addition in a serum- and lipopolysaccharide-free cell culture system leads to significantly enhanced levels of interleukin 1 beta ( IL-1 beta ) and tumour necrosis factor alpha ( TNF-alpha ) and to expression of the corresponding mRNA in human peripheral blood mononuclear cells ( PBMC ) .
folded_tokens: here , we show that zinc addition in a serum- and lipopolysaccharide-free cell culture system leads to significantly enhanced levels of interleukin 1 beta ( il-1 beta ) and tumour necrosis factor alpha ( tnf-alpha ) and to expression of the corresponding mrna in human peripheral blood mononuclear cells ( pbmc ) .
labels: O O O O O B-atom O O O O O O O O O O O O O O O B-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule I-protein_molecule O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule O O O O O O O B-RNA_family_or_group O B-cell_type I-cell_type I-cell_type I-cell_type I-cell_type O B-cell_type O O