1. Baba,T.: Inhibitory effect of p-hydroxypropiophenone upon experimental induction of hepatoma in rats fed with butter-yellow (DAB). Gann 48, 145?158 (1957)
2. Castagna,M., Hamon,G., Chauveau,J.: Studies on the inhibition by ethionine of aminoazo dye carcinogenesis in rat liver. Cancer Res. 32, 1960?1965 (1972)
3. Chen,T.S., Dubois,K.P.: Studies on the enzyme inducing effect of polychlorinated biphenyls. Toxicol. Appl. Pharmacol. 26, 504?512 (1973)
4. Clayton,C.C., Baumann,C.A.: Diet and azo dye tumors: Effect of diet during a period when the dye is not fed. Cancer Res. 9, 575?582 (1949)
5. Edwards,J. E.: Pathologic changes with special reference to pigmentation and classification of hepatic tumors in rats fed p-dimethylaminoazobenzene (butter-yellow). J. Nat. Cancer Inst. 2, 157?183 (1941)