Ctx combined with TNFalpha or IL-1beta to produce a synergistic increase in p24 antigen production in U1 promonocytic cells .
ctx combined with tnfalpha or il-1beta to produce a synergistic increase in p24 antigen production in u1 promonocytic cells .
B-protein_molecule O O B-protein_molecule O B-protein_molecule O O O O O O B-protein_molecule I-protein_molecule O O B-cell_line I-cell_line I-cell_line O