. . "quality"^^ . "Cartilage is a type of dense connective tissue. It is composed of specialized cells called chondrocytes (CL:0000138) that produce a large amount of extracellular matrix composed of collagen fibers, abundant ground substance rich in proteoglycan, and elastin fibers."^^ . . . . "A composition quality inhering in an bearer by virtue of the bearer's cartilage quantities."^^ . "PATO:0001449"^^ . "cartilaginous"^^ .