Blood monocytes spontaneously activate endothelial cells in culture , leading to adhesion of monocytic cells onto the endothelial surface and overproduction of endothelial proteins such as von Willebrand factor ( vWf ) and plasminogen activator inhibitor type 1 ( PAI-1 ) .
blood monocytes spontaneously activate endothelial cells in culture , leading to adhesion of monocytic cells onto the endothelial surface and overproduction of endothelial proteins such as von willebrand factor ( vwf ) and plasminogen activator inhibitor type 1 ( pai-1 ) .
B-cell_type I-cell_type O O B-cell_type I-cell_type O O O O O O O B-cell_type I-cell_type O O B-tissue I-tissue O O O O O O O B-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule O O