Fig. 4

Histology of SN-MM cell-derived xenografts (CDX). Representative images of CDX immunohistochemistry. First row: H&E staining of CDX sections showing cellular morphology. Second to sixth row: Immunohistochemistry expression of SOX10, MITF, HMB45, MART, and TYROSINASE (TYR) in CDX tissue sections labeled as indicated. Sections are counterstained with haematoxylin. Magnification 200X; scale bar 100 µm