tokens: We compared U-937 cell adhesion and adhesion molecule expression in human umbilical venous ( HUVECs ) and arterial ( HUAECs ) endothelial cells exposed to tumor necrosis factor ( TNF ) , interleukin-1 , and lipopolysaccharide ( LPS ) .
folded_tokens: we compared u-937 cell adhesion and adhesion molecule expression in human umbilical venous ( huvecs ) and arterial ( huaecs ) endothelial cells exposed to tumor necrosis factor ( tnf ) , interleukin-1 , and lipopolysaccharide ( lps ) .
labels: O O B-cell_line I-cell_line O O B-protein_family_or_group I-protein_family_or_group O O B-cell_type I-cell_type I-cell_type O B-cell_type O O B-cell_type I-cell_type I-cell_type I-cell_type I-cell_type I-cell_type O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-protein_family_or_group O O B-protein_molecule O O B-lipid O B-lipid O O