Zhang, Yong-Fa κ-Opioid receptor in the nucleus is a novel prognostic factor of esophageal squamous cell carcinoma. [electronic resource] - Human pathology Sep 2013 - 1756-65 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1532-8392 Standard No.: 10.1016/j.humpath.2012.11.025 doi Subjects--Topical Terms: Blotting, WesternCarcinoma, Squamous Cell--metabolismCell Line, TumorCell Nucleus--metabolismChina--epidemiologyEsophageal Neoplasms--metabolismFemaleFlow CytometryHumansLymph Nodes--pathologyLymphatic MetastasisMaleMiddle AgedMultivariate AnalysisNeoplasm StagingPrognosisProportional Hazards ModelsReceptors, Opioid, kappa--metabolismUp-Regulation