Figure 4

KCa3.1 immunolabelling assayed by immunofluorescence in UnT-AR group, NeC-AR group, Ksh-AR and normal control group.
Arrows indicate KCa3.1 positive mucosal epithelial cells. Empty triangles indicate KCa3.1 positive epithelial cells surrounding basal lamina. Filled triangles indicate KCa3.1 positive sub-mucosal inflammatory cells. Scale bar = 50 μm.