title: Possible case for false-positive reaction in serum 5-S-cysteinyldopa levels in a patient with malignant melanoma by ingestion of Agaricus blazei Murrill extract.
authors.forename: Hiroshi
authors.initials: H
authors.lastname: Konishi
authors.forename: Keiichi
authors.initials: K
authors.lastname: Yamanaka
authors.forename: Hitoshi
authors.initials: H
authors.lastname: Mizutani
mesh_terms: D000364:Agaricus; D000368:Aged; D014408:Biomarkers, Tumor / Q000097:blood*; D004295:Dihydroxyphenylalanine / Q000031:analogs & derivatives* / Q000097:blood; D005189:False Positive Reactions; D005260:Female; D006801:Humans; D016899:Interferon-beta / Q000627:therapeutic use; D008545:Melanoma / Q000097:blood* / Q000188:drug therapy / Q000473:pathology; D009364:Neoplasm Recurrence, Local / Q000097:blood / Q000175:diagnosis*; D010936:Plant Extracts / Q000008:administration & dosage / Q000627:therapeutic use*; D012878:Skin Neoplasms / Q000097:blood / Q000188:drug therapy / Q000473:pathology
chemical_list: C092922:5-S-cysteinyl-3,4-dihydroxyphenylalanine; D014408:Biomarkers, Tumor; D010936:Plant Extracts; D004295:Dihydroxyphenylalanine; D016899:Interferon-beta