Isolation and in vitro antibacterial activity of astilbin, the bioactive flavanone from the leaves of Harungana madagascariensis Lam. ex Poir. (Hypericaceae) - Journal of EthnoPharmacology, 106, p.272-278, 2006 . Subjects--Topical Terms: HARUNGANA MADAGASCARIENSIS LEAF EXTRACTSANTIBACTERIAL ACTIVITYMINIMAL INHIBITORY CONCENTRATIONMINIMAL BACTERICIDAL CONCENTRATIONBIOAUTOGRAPHYASTILBINMINIMAL INHIBITORY QUANTITY