fibroblast- and macrophage-like cells in the early or leading edge of pannus may represent an extension of these cells , which themselves may be nothing else than stromal fibroblasts and macrophages adapted to the particular micro-milieu prevailing at the interface of hyaluronate ( ha ) containing synovial fluid and richly vascularized loose connective tissue in the sublining stroma .
C0007634
cells
C0016030
fibroblasts