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Simultaneous fluorescence confocal endomicroscopy (a,c) and endocytoscopy (b,d). (a,b) Lens tissue paper stained with acriflavine hydrochloride 0.05%, imaged with high resolution probe; (b,d) porcine large bowel mucosa ex vivo stained with acriflavine hydrochloride 0.05% and toluidine blue 0.1%, imaged with high resolution probe; (e) merged fluorescence endomicroscopy and endocytoscopy images of large bowel mucosa with fluorescence shown in green. Scale bar is 50 µm
