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. 2015 Apr 15;6(23):19634–19646. doi: 10.18632/oncotarget.3839

Figure 5. CD44 expression is related to presence of blood lakes in human Ewing sarcoma patient tissues.

Figure 5

(Upper panels) CD31 (endothelial cell) staining of Ewing sarcoma tissue section counterstained with hematoxylin (nuclei) and eosin (i.e. cytoplasm, erythrocytes). The magnification of the insert is displayed on the upper right. Arrows indicate regular blood vessels; arrowheads show VM-characteristic blood lakes. (Lower panels) CD44 staining on Ewing sarcoma cells enclosing blood lakes. The right images are an enlargement of the respective inserts of the left images. Scale bars indicate 50 μm.