title: Polyindolinic alkaloids from Psychotria forsteriana. Potent inhibitors of the aggregation of human platelets.
mesh_terms: D000470:Alkaloids / Q000494:pharmacology*; D003864:Depression, Chemical; D006801:Humans; D066298:In Vitro Techniques; D007211:Indoles / Q000494:pharmacology; D010944:Plants / Q000032:analysis*; D010974:Platelet Aggregation / Q000187:drug effects*
chemical_list: D000470:Alkaloids; D007211:Indoles