4-3. Ovary, dog.
Neoplastic cells arranged in ducts are scattered throughout the neoplasm. (HE, 4X) (Photo courtesy of: Department of Pathology, Faculty of Pharmaceutical Science, Setsunan University,45-1 Nagaotohge-cho, Hirakata, Osaka 573-0101, JAPAN)
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 (Photo courtesy of: Department of Pathology, Faculty of Pharmaceutical Science, Setsunan University,45-1 Nagaotohge-cho, Hirakata, Osaka 573-0101, JAPAN)');)
 (Photo courtesy of: Department of Pathology, Faculty of Pharmaceutical Science, Setsunan University,45-1 Nagaotohge-cho, Hirakata, Osaka 573-0101, JAPAN)');)
 (Photo courtesy of: Department of Pathology, Faculty of Pharmaceutical Science, Setsunan University,45-1 Nagaotohge-cho, Hirakata, Osaka 573-0101, JAPAN)');)
 (Photo courtesy of: Department of Pathology, Faculty of Pharmaceutical Science, Setsunan University,45-1 Nagaotohge-cho, Hirakata, Osaka 573-0101, JAPAN)');)
 (Photo courtesy of: Department of Pathology, Faculty of Pharmaceutical Science, Setsunan University,45-1 Nagaotohge-cho, Hirakata, Osaka 573-0101, JAPAN)');)