Fig. 1
From: Putative salivary protein biomarkers for the diagnosis of oral lichen planus: a case-control study
Two-dimensional polyacrylamide gel electrophoresis images of the pooled salivary proteins from the oral lichen planus (OLP) group (a) and pooled healthy control group (b). a, b The identification of 31 protein spots that either demonstrated a ≥ 1.5-fold difference in abundance or were found exclusively in one group (OLP or healthy control) is demonstrated