Figure 3From: BMP-9 expression in human traumatic heterotopic ossification: a case report Immunostaining of resected heterotopic ossification (HO) tissue. Micrographs of resected tissue immunostained for various proteins in the BMP pathway. The control shows background staining. BV, blood vessel; CH, chondrocyte; EC, endothelial cell. MC, mesenchymal cell; OB, osteoblast.Back to article page