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Expression analysis of Tas2r143-reporter mice in the heart. Immunofluorescence staining of heart cryosections. EGFP-positive cells were detected in a subset of blood vessels in the heart. EGFP-positive cells were adjacent to endothelial cells, stained by anti-CD31 antibody, and were costained with the vascular smooth muscle cell marker αSMA. Nuclei were counterstained with DAPI. Squares indicate enlarged areas. Scale bars: 50 μm.
