Fig. 4From: Dendritic and mast cell involvement in the inflammatory response to primary malignant bone tumoursImmunohistochemistry 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 chondroblastomaBack to article page