PubMed=4955551
Jiro Sato, Tamae Yabe;
Carcinogenesis in tissue culture. V. Effects of long-term addition of 4-dimethyl-aminoazobenzene and 3'-methyl-4-dimethyl-aminoazobenzene on liver cells in culture.
Jpn. J. Exp. Med. 35:445-462(1965)

PubMed=4304710
Jiro Sato, Masayoshi Namba, Keiji Usui, Daizo Nagano;
Carcinogenesis in tissue culture. VIII. Spontaneous malignant transformation of rat liver cells in long-term culture.
Jpn. J. Exp. Med. 38:105-118(1968)

PubMed=8407585; DOI=10.7164/antibiotics.46.1232
Shinsuke Imai, Tadachi Noguchi, Haruo Seto;
Studies on cell growth stimulating substances of low molecular weight. Part 2. Exfoliazone and lavanducyanin, potent growth promoting substances of rat liver cell line, RLN-8, produced by Streptomyces exfoliatus and Streptomyces aeriouvifer.
J. Antibiot. 46:1232-1238(1993)