“…Compounds isolated from the genus Galium include iridoid glucosides and iridoidic acids (Iavarone et al, 1983;Uesato et al, 1984;Handjieva et al, 1996;Serrilli et al, 2008;De Rosa et al, 2000;Deliorman et al, 2001), triterpene saponins (De Rosa et al, 2000), anthraquinones (Halim et al, 1992;Koyama et al, 1993;Banthorpe and White, 1995;El-Gamal et al, 1995;Zhao et al, 2006), and flavonoids (Zhao et al, 2006).…”