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. 2018 Jul 16;6:73. doi: 10.1186/s40425-018-0384-0

Fig. 2.

Fig. 2

Bone marrow biopsy obtained at diagnosis. a. Necrotic melanoma cells; H&E, magnification of 500×. b. Phagocytosing histiocytes containing red blood cells; H&E, magnification of 500×, blue arrows. c. Phagocytosing histiocytes containing red blood cells, higher magnification. D-F. Immunohistochemistry for CD3 (D), CD8 and CD4 (E), and CD68 (F); magnification of 200×