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. 2023 Apr 10;25(7):765–775. doi: 10.1007/s11912-023-01416-2

Fig. 1.

Fig. 1

A HE staining shows a tumor with large, round nuclei and a clear cell cytoplasm. Intermingled lymphoid cells (arrows). B The germinoma cells with a nuclear expression of OCT4. C Interspersed lymphocytic cells (CD45 immunohistochemistry). D The tumor shows a high proliferation activity (Ki-67 immunohistochemistry)