1. Aoyagi, T., and Umezawa, H., 1975, Structure and activities of protease inhibitors of microbial origin, Cold Spring Harbor Conference of Cell Proliferation
2: 429–454.
2. Armstrong, B., and Doll, R., 1975, Environmental factors and cancer incidence and mortality in different countries, with special reference to dietary practices, Int. J. Cancer
15: 617–631.
3. Bailey, G. S., Hendricks, J. D., Shelton, D. W., Nixon, J. E., and Pawlowski, N. E., 1987, Enhancement of carcinogenesis by the natural anticarcinogen indole-3-carbinol, J. Natl. Cancer. Inst.
78: 913–917.
4. Barale, R., Zucconi, D., Bertani, R., and Loprieno, N., 1983, Vegetables inhibit, in vivo, the mutagenicity of nitrite combined with nitrosable compounds, Istituto di Biochimica, Biofisica e Genetica, Universita di Pisa, Italy, Mutat Res. 120: 145–150.
5. Barch, D. H., and Fox, C. C., 1988, Selective inhibition of methylbenzylnitrosamine-induced formation of esophageal 06-methylguanine by dietary ellagic acid in rats’, Cancer Res. 48: 7088–7092.