Fig. 6From: Enhanced oral delivery of insulin via the colon-targeted nanocomposite system of organoclay/glycol chitosan/Eudragit®S100CLSM images of excised colon after oral administration of FITC-Ins or EGAC-FITC-Ins in rats. Dose was equivalent to 50 IU/kg FITC-Ins, and colonic sections were taken 6 h after dosage (scale bar represents 200 μm)Back to article page