Sung, Chang Ohk Low expression of claudin-4 is associated with poor prognosis in esophageal squamous cell carcinoma. [electronic resource] - Annals of surgical oncology Jan 2011 - 273-81 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1534-4681 Standard No.: 10.1245/s10434-010-1289-4 doi Subjects--Topical Terms: AgedBiomarkers, Tumor--geneticsCarcinoma, Squamous Cell--geneticsClaudin-4DNA MethylationDNA, Neoplasm--geneticsEsophageal Neoplasms--geneticsEsophagus--metabolismFemaleHumansImmunoenzyme TechniquesLymphatic MetastasisMaleMembrane Proteins--geneticsMicrodissectionNeoplasm InvasivenessNeoplasm StagingPrognosisPromoter Regions, Genetic--geneticsRNA, Messenger--geneticsReverse Transcriptase Polymerase Chain ReactionSurvival RateTissue Array Analysis