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Ex vivo porcine large bowel mucosa imaged using the combined endocytoscopy and fluorescence confocal endomicroscopy system, using the high resolution probe. The tissue was first stained with acriflavine hydrochloride 0.05% and imaged with the fluorescence channel (a) and subsequently stained with toluidine blue 0.25% and imaged with the endocytoscopy channel (b). Scale bars are 50 µm.
