tokens: The expression of c-fos , c-jun and jun B proto-oncogenes was studied in phytohemagglutinin ( PHA ) activated peripheral blood lymphocytes ( PBL ) from young and aged humans .
folded_tokens: the expression of c-fos , c-jun and jun b proto-oncogenes was studied in phytohemagglutinin ( pha ) activated peripheral blood lymphocytes ( pbl ) from young and aged humans .
labels: O O O O O O O O O O O O O B-protein_molecule O B-protein_molecule O O O O O O B-cell_type O O B-multi_cell O B-multi_cell I-multi_cell O