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. 2016 Aug 1;6:13. doi: 10.1186/s13569-016-0053-3

Fig. 4.

Fig. 4

Immunohistochemistry for mast cell tryptase showing MCs in: a the pseudocapsule and b tumour-bone interface of an osteosarcoma. c The soft tissue margin of an aggressive GCTB. d The osteolytic margin of a chondroblastoma