M. Asanoma et al., INHIBITORY EFFECT OF TOPICAL APPLICATION OF POLYMERIZED FERULIC ACID,A SYNTHETIC LIGNIN, ON TUMOR PROMOTION IN MOUSE SKIN 2-STAGE TUMORIGENESIS, Carcinogenesis, 15(9), 1994, pp. 2069-2071
A dehydrogenation polymer of ferulic acid (DHP-FA), a synthetic lignin
, was evaluated for its ability to inhibit tumor promotion by 12-O-tet
radecanoylphorbol-13-acetate (TPA) in the 7,12-dimethylbenz[a]anthrace
ne-treated skin of female ICR mice. Topical application of DHP-FA inhi
bits TPA-induced tumor promotion, whereas a monomeric ferulic acid doe
s not show the inhibitory effect.