title: [What is known about St. John's wort? Phytochemistry and pharmacology].
authors.affiliation: Institut für Pharmazeutische Biologie und Phytochemie Westf. Wilhelms-Universität Hittorfstr. 56 48149 Münster.
authors.forename: Veronika
authors.initials: V
authors.lastname: Butterweck
authors.forename: Adolf
authors.initials: A
authors.lastname: Nahrstedt
mesh_terms: D000818:Animals; D001923:Brain Chemistry / Q000187:drug effects; D005419:Flavonoids / Q000737:chemistry; D006801:Humans; D020902:Hypericum / Q000737:chemistry*; D010936:Plant Extracts / Q000737:chemistry / Q000494:pharmacology; D014970:Xanthines / Q000737:chemistry
chemical_list: D005419:Flavonoids; D010936:Plant Extracts; D014970:Xanthines