D2-40–positive lymph vessels (red) and CD-34–positive blood vessels (brown) within stromal tissue in normal urinary bladder. Each type of vessel was easily identifiable after double staining (original magnification: ×200).
D2-40–positive lymph vessels (red) and CD-34–positive blood vessels (brown) within stromal tissue in normal urinary bladder. Each type of vessel was easily identifiable after double staining (original magnification: ×200).