1. Akama H, Ickikawa Y, Matsushit Y, Shinozawa T, Homma M (1990) Mononuclear cells enhance prostaglandin E2 production of polymorphonuclear leukocytes via tumor necrosis factor ?. Biochem Biophys Res Commun 168: 857
2. Allen JI, Syropoulus HJ, Grant B (1987) Cimetidine modulates natural killer cell function of patients with chronic lymphocytic leukemia. J Lab Clin Med 109: 396
3. Arend WP, Gordon DF, Wood WM, Janson RW, Joslin FG, Jameel S (1989) IL-1? production in cultured human monocytes is regulated at multiple levels. J Immunol 143: 118
4. Armitage JO, Sidner RD (1979) Antitumor effect of cimetidine? Lancet 1: 882
5. Bray RA, Brahmi Z (1986) Role of lipoxygenation in human natural killer cell activation. J Immunol 136: 1783