Previous work has suggested that activation of the transcription factor activator protein 1 ( AP-1 ) is one LPS -induced event that mediates this response .
previous work has suggested that activation of the transcription factor activator protein 1 ( ap-1 ) is one lps -induced event that mediates this response .
O O O O O O O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-protein_molecule O O O B-lipid O O O O O O O