Photomicrograph showing a coronal section of a taste bud imaged at 60×, 2 months after tamoxifen exposure. A, Merged image showing K8 antibody labeling (TROMA-1; green) and anti-Edu labeling (red). White arrow indicates an EdU-positive cell within the taste bud. B, TROMA-1 immunofluorescence alone. C, EdU immunofluorescence alone. Scale bar: A, 10 μm.