Fig. 1From: Gene expression profiling of inflammatory cytokines in esophageal biopsies of different phenotypes of gastroesophageal reflux disease: a cross-sectional studyGlobal comparison of gene expression profile of all cytokines in injured mucosa of Barrett’s esophagus (BE), Erosive esophagitis (EE), Abnormal acid exposure (AAE), Normal acid exposure (NAE) and controls (C) mRNA levels. Bars show mean ± SEM of the mean of transcript levels from patients with GAPDH as housekeeping gene determined by 2-∆Ct * p < 0.05Back to article page