title: [Identification of a natural opioid peptide Leu-Val-Val-hemorphin-6 in hepatocarcinoma cells of a patient by LC-MS].
authors.affiliation: Department of Hepatobiliary Surgery, Peking University People's Hospital, Beijing 100044, China.
authors.forename: Mai
authors.initials: M
authors.lastname: Zhou
authors.forename: Ji-run
authors.initials: JR
authors.lastname: Peng
authors.forename: Hong-xia
authors.initials: HX
authors.lastname: Wang
authors.forename: Zhao-hui
authors.initials: ZH
authors.lastname: Zhong
authors.forename: Yan-tong
authors.initials: YT
authors.lastname: Guo
authors.forename: Xiu-ying
authors.initials: XY
authors.lastname: Pan
authors.forename: Xi-sheng
authors.initials: XS
authors.lastname: Leng
mesh_terms: D006528:Carcinoma, Hepatocellular / Q000737:chemistry; D002851:Chromatography, High Pressure Liquid; D005260:Female; D006454:Hemoglobins / Q000032:analysis*; D006801:Humans; D008113:Liver Neoplasms / Q000737:chemistry*; D008297:Male; D013058:Mass Spectrometry; D018847:Opioid Peptides / Q000032:analysis*; D010446:Peptide Fragments / Q000032:analysis*
chemical_list: D006454:Hemoglobins; C070564:LVV-hemorphin 6; D018847:Opioid Peptides; D010446:Peptide Fragments