NCIt definition : A humanized monoclonal antibody (MoAb) against human fibroblast activation protein
(FAP). FAP is a 95 kDa cell surface glycoprotein and an inducible tumor stromal antigen
of epithelial cancers and of a subset of soft tissue sarcomas. FAP shows a very limited
distribution pattern in normal tissues, thereby sibrotuzumab has possible diagnostic
and therapeutic applications in epithelial cancers.;