1. D. H. Barkla and P. J. Tutton,Influence of histamine and serotonin antagonists on the growth of xenografted human colorectal tumors. J. Nat. Cancer Inst.6, 1207–1211 (1981).
2. M. Garcia-Caballero, E. Neugebauer, R. Campos, I. Nunez de Castro and C. Varo-Thorbeck,Increased histidine decarboxylase (HDC) activity in human colorectal cancer: Results of a study on ten patients. Agents and Actions23, 357–360 (1988).
3. P. J. M. Tutton and G. G. Steel,Influence of biogenic amines on the growth of xenografted human colorectal carcinomas. Br. J. Cancer5, 743–749 (1979).
4. P. J. M. Tutton and D. H. Barkla,Comparison of the tumor inhibiting effects of three histamine H 2-receptor antagonists. Anticancer Res.1, 7–10 (1983).
5. H. J. Nielsen, J. H. Hammer, F. Moesgaard and H. Kehlet,Possible role of histamine-2 receptor antagonists for adjuvant treatment in colorectal cancer. Eur. J. Surg.8, 437–441 (1991).