Eckol inhibits ultraviolet B-induced cell damage by a decrease in oxidative stress in human keratinocytes.This compound is unstable in powder form and other related salt forms are recommended.
Reticulol is an isocoumarin derivative produced by certain species of Streptomyces. Reticulol inhibits cAMP phosphodiesterase (IC50 = 41 µM). Recticulol (M.W. 222.2) exhibits a potent in vitro cytotoxicity against the human lung tumor cell line A427 and the mouse melanoma cell line B16F10.