title: Immunological activity of parthenin and its diasteriomer in persons sensitized by Parthenium hysterophorus L.
abstract: Persons suffering from allergic dermatitis caused by direct contact with Parthenium hysterophorus (Compositae) showed delayed immunologic reaction to the sesquiterpene lactone parthenin but not to its diasteriomer, hymenin.
mesh_terms: D003877:Dermatitis, Contact / Q000209:etiology / Q000276:immunology*; D006801:Humans; D007783:Lactones / Q000009:adverse effects*; D010328:Patch Tests; D010944:Plants; D012717:Sesquiterpenes / Q000009:adverse effects*
chemical_list: D007783:Lactones; D012717:Sesquiterpenes