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Petasiphenol, a polyphenolic compound from a Japanese vegetable (Petasites japonicus) which is a DNA polymerase lambda selective inhibitor, was demonstrated as a potent antiangiogenic agent in this study. Petasiphenol showed suppressive effects on in vitro angiogenesis assays, human umbilical vein
Extracts of Cimicifuga racemosa (L.) Nutt. (syn.: Actaea racemosa L.) (CR) inhibit the proliferation of the human prostate cancer cell line LNCaP. Recently, the phenylpropanoid ester 3,4-dihydroxyphenacyl caffeate (petasiphenone, 1) was isolated from CR. This substance is a structural homologue to
We previously reported that a phenolic compound, petasiphenol, was a selective inhibitor of DNA polymerase lambda (pol lambda) in vitro. We found here that another phenolic compound, curcumin (diferuloylmethane), which is known as an anti-chronic inflammatory agent and is structurally quite similar