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Fluorescent confocal microscopy images of mammary glands in aged, retired breeder Sprague–Dawley rats demonstrating differences in microcalcification characteristics under normal and neoplastic conditions. Tissues were stained with FAM-alendronate (green), WGA-Alexa555 (red), and DAPI (blue). (A) Normal, aged retired breeder rat. (B) Rat kidney nephroliths (positive control). (C) Lactating rat. (D) Benign fibroadenoma. (E) Malignant adenocarcinoma.
