The origin in synovial mucin; Ehrlich's mast cell, a secretory element of the connective tissue.
D003238:Connective Tissue; D006801:Humans; D008407:Mast Cells; D009077:Mucins; D013582:Synovial Fluid; D013583:Synovial Membrane
D009077:Mucins
MAST CELLS; SYNOVIAL FLUID; SYNOVIAL MEMBRANE